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<mods:title id="CC7EFECF184EB8252FF3D3AFF7984901">On Eulimnogammarus messerschmidtii, sp. n. (Amphipoda: Gammaridea) from Lake Baikal, Siberia, with redescription of E. cyanoides (Sowinsky) and remarks on taxonomy of the genus Eulimnogammarus</mods:title>
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<mods:namePart id="421ED79DFCE4CECB92D5FD17DAD79A6A">Pogrebnyak, Svyatoslav G.</mods:namePart>
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<treatment id="BC2587EAE07C5D602BFFBD649D5B949D" ID-DOI="http://doi.org/10.5281/zenodo.6140225" ID-GBIF-Taxon="119512269" ID-Zenodo-Dep="6140225" LSID="urn:lsid:plazi:treatment:BC2587EAE07C5D602BFFBD649D5B949D" httpUri="http://treatment.plazi.org/id/BC2587EAE07C5D602BFFBD649D5B949D" lastPageId="12" lastPageNumber="529" pageId="3" pageNumber="521">
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<heading id="6F7B8190E07C5D6F2BFFBD649DBC967B" bold="true" box="[151,729,535,562]" fontSize="11" level="1" pageId="3" pageNumber="521" reason="1">
<taxonomicName id="F38C4D7FE07C5D6F2BFFBD649DBC967B" ID-CoL="3CBJ2" authority="Sowinsky, 1915" authorityName="Sowinsky" authorityYear="1915" box="[151,729,535,562]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="521" phylum="Arthropoda" rank="species" species="cyanoides">
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<emphasis id="06F8EAEEE07C5D6F2BFFBD649E9A9678" bold="true" box="[151,511,535,561]" italics="true" pageId="3" pageNumber="521">Eulimnogammarus cyanoides</emphasis>
(
<bibRefCitation id="501D4B0DE07C5D6F2967BD6B9DB4967B" author="Sowinsky" box="[527,721,536,562]" pageId="3" pageNumber="521" refString="Sowinsky, V. K. (1915) Amphipoda of Lake Baikal. In: Zoological researches of Baikal. Vol. 9. No. 1. Kiev, 381 pp., 37 plates. [in Russian, part. German]" type="book" year="1915">Sowinsky, 1915</bibRefCitation>
)
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<figureCitation id="ACB72A79E07C5D6F2BFFBD499E79961A" box="[151,284,570,595]" captionStart-0="FIGURE 2" captionStart-1="FIGURE 3" captionStart-2="FIGURE 4" captionStart-3="FIGURE 5" captionStart-4="FIGURE 6" captionStart-5="FIGURE 7" captionStartId-0="4.[151,250,1130,1152]" captionStartId-1="5.[151,250,1953,1975]" captionStartId-2="6.[151,250,1953,1975]" captionStartId-3="7.[151,250,1953,1975]" captionStartId-4="8.[151,250,1844,1866]" captionStartId-5="9.[151,250,1927,1949]" captionTargetBox-0="[192,1409,359,1093]" captionTargetBox-1="[199,1429,193,1931]" captionTargetBox-2="[221,1333,229,1890]" captionTargetBox-3="[240,1347,193,1931]" captionTargetBox-4="[151,1436,193,1822]" captionTargetBox-5="[165,1421,193,1905]" captionTargetId-0="figure@4.[192,1411,358,1095]" captionTargetId-1="figure@5.[157,1430,193,1932]" captionTargetId-2="figure@6.[183,1403,193,1932]" captionTargetId-3="figure@7.[240,1347,193,1932]" captionTargetId-4="figure@8.[151,1436,193,1822]" captionTargetId-5="figure@9.[165,1422,193,1906]" captionTargetPageId-0="4" captionTargetPageId-1="5" captionTargetPageId-2="6" captionTargetPageId-3="7" captionTargetPageId-4="8" captionTargetPageId-5="9" captionText-0="FIGURE 2. Eulimnogammarus cyanoides (Sowinsky, 1915), female, lectotype (9.3 mm), from left side." captionText-1="FIGURE 3. Eulimnogammarus cyanoides (Sowinsky, 1915), female, lectotype." captionText-2="FIGURE 4. Eulimnogammarus cyanoides (Sowinsky, 1915), female, lectotype." captionText-3="FIGURE 5. Eulimnogammarus cyanoides (Sowinsky, 1915), female, lectotype." captionText-4="FIGURE 6. Eulimnogammarus cyanoides (Sowinsky, 1915), female, lectotype." captionText-5="FIGURE 7. Eulimnogammarus cyanoides (Sowinsky, 1915), paralectotypes: SG 1 ’ — in male (10.2 mm); BA 1 ’, BA 1 ” — variants of the structure of the basal article of antenna 1." httpUri-0="https://zenodo.org/record/225129/files/figure.png" httpUri-1="https://zenodo.org/record/225130/files/figure.png" httpUri-2="https://zenodo.org/record/225131/files/figure.png" httpUri-3="https://zenodo.org/record/225132/files/figure.png" httpUri-4="https://zenodo.org/record/225133/files/figure.png" httpUri-5="https://zenodo.org/record/225134/files/figure.png" pageId="3" pageNumber="521">Figures 2–7</figureCitation>
</paragraph>
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<taxonomicName id="F38C4D7FE07C5D6F2BFFBDF09ED096D1" box="[151,437,643,664]" class="Malacostraca" family="Gammaridae" genus="Echinogammarus" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="521" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE07C5D6F2BFFBDF09ED096D1" box="[151,437,643,664]" italics="true" pageId="3" pageNumber="521">Echinogammarus cyanoides</emphasis>
</taxonomicName>
. 
<bibRefCitation id="501D4B0DE07C5D6F2AAABDF19D0496D1" author="Sowinsky" box="[450,609,642,664]" pageId="3" pageNumber="521" refString="Sowinsky, V. K. (1915) Amphipoda of Lake Baikal. In: Zoological researches of Baikal. Vol. 9. No. 1. Kiev, 381 pp., 37 plates. [in Russian, part. German]" type="book" year="1915">Sowinsky 1915</bibRefCitation>
, 154–155, figs 155, 156; Taf. XX, figs 16–19.
</paragraph>
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Non 
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<emphasis id="06F8EAEEE07C5D6F2BA1BDD29E9096FF" box="[201,501,673,694]" italics="true" pageId="3" pageNumber="521">Eulimnogammarus cyanoides</emphasis>
</taxonomicName>
. 
<bibRefCitation id="501D4B0DE07C5D6F296ABDD29DCA96FE" author="Bazikalova" box="[514,687,673,695]" pageId="3" pageNumber="521" refString="Bazikalova, A. Ya. (1945) Les Amphipodes du Baikal. Proceedings of the Baikal Limnological station USSR Academy of Sciences, 11, 1 - 440. [in Russian, with French summary]" type="journal article" year="1945">Bazikalova 1945</bibRefCitation>
, 209–210; Taf. XXV, fig. 3; Taf. XXVI, fig. 1.
</paragraph>
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<emphasis id="06F8EAEEE07C5D6F2BFFBD979EE596B4" bold="true" box="[151,384,740,765]" pageId="3" pageNumber="521">Material examined.</emphasis>
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<typeStatus id="EB37885EE07C5D6F2AEEBD969E9396B5" box="[390,502,741,764]" pageId="3" pageNumber="521" type="lectotype">Lectotype</typeStatus>
:
</emphasis>
female, 
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, 
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1/68949; 
<collectingCountry id="4C9B766CE07C5D6F2836BD979CCE96B4" box="[862,939,740,765]" name="Russia" pageId="3" pageNumber="521">Russia</collectingCountry>
, Lake Baikal, 
<date id="4032103CE07C5D6F2F24BD979BA996B5" box="[1100,1228,740,764]" pageId="3" pageNumber="521" value="1902-12-08">12.08.1902</date>
, collected near the Solzan River at a depth of 1−3 sazhen (1 sazhen = 
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). The 
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is designated here.
</paragraph>
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<emphasis id="06F8EAEEE07C5D6F2BAFBC5F9E1D970C" box="[199,376,812,837]" italics="true" pageId="3" pageNumber="521">
<typeStatus id="EB37885EE07C5D6F2BAFBC5F9E17970C" box="[199,370,812,837]" pageId="3" pageNumber="521" type="paralectotype">Paralectotypes</typeStatus>
:
</emphasis>
female 
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, 
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2/88512, from the same sample as the 
<typeStatus id="EB37885EE07C5D6F2F5EBC5F9BC5970C" box="[1078,1184,812,837]" pageId="3" pageNumber="521" type="lectotype">lectotype</typeStatus>
; male 
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and 1 dissected specimen, 
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No. 356 b, the same sample as the 
<typeStatus id="EB37885EE07C5D6F282EBC3C9CD49721" box="[838,945,847,872]" pageId="3" pageNumber="521" type="lectotype">lectotype</typeStatus>
.
</paragraph>
<paragraph id="343336FCE07C5D6F2BAFBC069B45979C" blockId="3.[151,1437,740,2025]" pageId="3" pageNumber="521">
In addition, we determined that two further dissected specimens from the original sampling of Sowinsky did not belong to this species: 
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, 
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No. 356 b, from the same sampling; 
<specimenCount id="228AFD75E07C5D6F28B1BCEB9B6A97E6" box="[985,1039,920,944]" pageId="3" pageNumber="521" type="generic">1 sp.</specimenCount>
, 
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No. 356 c, 
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, Lake Baikal, collected by a diver in 
<collectingCountry id="4C9B766CE07C5D6F2A86BCCF9D4C979C" box="[494,553,956,981]" name="Serbia" pageId="3" pageNumber="521">Maly</collectingCountry>
Baranchik Bay at a the depth of 3−4 sazhen.
</paragraph>
<paragraph id="343336FCE07C5D6F2BAFBCAC9C9E9184" blockId="3.[151,1437,740,2025]" pageId="3" pageNumber="521">
All specimens in 
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were in the status of 
<typeStatus id="EB37885EE07C5D6F29ADBC939C4297B1" box="[709,807,992,1016]" pageId="3" pageNumber="521" type="syntype">syntypes</typeStatus>
(
<bibRefCitation id="501D4B0DE07C5D6F285FBCAC9CB997B1" author="Kostyuk" box="[823,988,991,1016]" pageId="3" pageNumber="521" refString="Kostyuk, Yu. O. (1973) Catalogue of the types of Gammaridae (Crustacea, Amphipoda) described by V. K. Sowinsky and kept at the Institute of Zoology of the Academy of Sciences of the SSR Ukraine. In: Zbirnyk prats Zoologychnogo Muzeyu. No. 35. &quot; Naukova dumka &quot; Publ., Kiev, pp. 93 - 99. [in Ukrainian]" type="book chapter" year="1973">Kostyuk 1973</bibRefCitation>
); they are also marked as 
<typeStatus id="EB37885EE07C5D6F2E6FBC939A0C97B1" box="[1287,1385,992,1016]" pageId="3" pageNumber="521" type="syntype">syntypes</typeStatus>
in a museum digital catalogue (http: // museumkiev.org / zoology / catalog / cat_ 
<typeStatus id="EB37885EE07C5D6F2881BB779B409054" box="[1001,1061,1028,1053]" pageId="3" pageNumber="521">types</typeStatus>
_titul.html). Earlier (not later than 1989), an unknown person selected a 
<typeStatus id="EB37885EE07C5D6F292EBB549DC99009" box="[582,684,1063,1088]" pageId="3" pageNumber="521" type="lectotype">lectotype</typeStatus>
and 
<typeStatus id="EB37885EE07C5D6F298EBB549CED9009" box="[742,904,1063,1088]" pageId="3" pageNumber="521" type="paralectotype">paralectotypes</typeStatus>
from this series of 
<typeStatus id="EB37885EE07C5D6F2F00BB5B9BAB9009" box="[1128,1230,1064,1088]" pageId="3" pageNumber="521" type="syntype">syntypes</typeStatus>
. Nevertheless, the 
<typeStatus id="EB37885EE07C5D6F2BFFBB3F9F9B902C" box="[151,254,1100,1125]" pageId="3" pageNumber="521" type="lectotype">lectotype</typeStatus>
status had not previously been published and therefore is not considered valid. The specimen, marked by the unknown person as a 
<typeStatus id="EB37885EE07C5D6F2ADCBB1C9D7F90C1" box="[436,538,1135,1160]" pageId="3" pageNumber="521" type="lectotype">lectotype</typeStatus>
(collected from Baranchik Bay, 
<collectionCode id="529DAE39E07C5D6F28E0BB039CA390CE" box="[904,966,1136,1159]" httpUri="http://grbio.org/cool/jqaq-6vk8" name="Zoologisches Museum der Universitaet Kiel" pageId="3" pageNumber="521">ZMK</collectionCode>
No 356 c), does not belong to the species 
<taxonomicName id="F38C4D7FE07C5D6F2BFFBBE69E4390E4" box="[151,294,1172,1197]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="521" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE07C5D6F2BFFBBE69E4390E4" box="[151,294,1172,1197]" italics="true" pageId="3" pageNumber="521">E. cyanoides</emphasis>
</taxonomicName>
, because it has the following characteristics: long setae already present on the second pleon segment whereas 
<taxonomicName id="F38C4D7FE07C5D6F2B91BBCA9EED9099" box="[249,392,1207,1232]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="521" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE07C5D6F2B91BBCA9EED9099" box="[249,392,1207,1232]" italics="true" pageId="3" pageNumber="521">E. cyanoides</emphasis>
</taxonomicName>
has long setae that begin from the third segment. The eye is strongly curved, the lower part of which is markedly wider than the higher part, and its vertical diameter is 2.5-fold bigger than horizontal diameter. The basal article of the peduncle in antenna 1 widens in the middle. The propodites of the gnatopod 1 are small (even in female of 
<taxonomicName id="F38C4D7FE07C5D6F2A03BA569E9C9174" box="[363,505,1316,1341]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="521" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE07C5D6F2A03BA569E9C9174" box="[363,505,1316,1341]" italics="true" pageId="3" pageNumber="521">E. cyanoides</emphasis>
</taxonomicName>
they are very large) and shorter than the head and even shorter than the propodites of the gnatopod 2. The taxonomic status of this specimen must be defined separately; however, it cannot be considered a 
<typeStatus id="EB37885EE07C5D6F2A45BA1F9EF691CC" box="[301,403,1388,1413]" pageId="3" pageNumber="521" type="lectotype">lectotype</typeStatus>
for 
<taxonomicName id="F38C4D7FE07C5D6F2AADBA1E9D3191CC" box="[453,596,1388,1413]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="521" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE07C5D6F2AADBA1E9D3191CC" box="[453,596,1388,1413]" italics="true" pageId="3" pageNumber="521">E. cyanoides</emphasis>
</taxonomicName>
. One specimen from the collection unit 
<collectionCode id="529DAE39E07C5D6F2F48BA1E9B3B91CD" box="[1056,1118,1389,1412]" httpUri="http://grbio.org/cool/jqaq-6vk8" name="Zoologisches Museum der Universitaet Kiel" pageId="3" pageNumber="521">ZMK</collectionCode>
No. 356 b also shows setae beginning from the second segment of the pleon in addition to two groups of spines in the third segment of the pleon, which strongly indicates that this specimen belongs to another species.
</paragraph>
<paragraph id="343336FCE07C5D6F2BAFBAAA9EF59271" blockId="3.[151,1437,740,2025]" pageId="3" pageNumber="521">
Due to the 
<collectionCode id="529DAE39E07C5D6F2A2DBAAB9EE391B9" box="[325,390,1496,1520]" pageId="3" pageNumber="521">ICZN</collectionCode>
requirements, the 
<typeStatus id="EB37885EE07C5D6F2930BAA49DDA91B9" box="[600,703,1495,1520]" pageId="3" pageNumber="521" type="lectotype">lectotype</typeStatus>
is designated in this report. 
<bibRefCitation id="501D4B0DE07C5D6F2F68BAA49BA491B9" author="Sowinsky" box="[1024,1217,1495,1520]" pageId="3" pageNumber="521" refString="Sowinsky, V. K. (1915) Amphipoda of Lake Baikal. In: Zoological researches of Baikal. Vol. 9. No. 1. Kiev, 381 pp., 37 plates. [in Russian, part. German]" type="book" year="1915">Sowinsky (1915)</bibRefCitation>
indicated “Solzan” as the first site where the species was noted; we therefore assigned the 
<typeStatus id="EB37885EE07C5D6F2882BA8F9B34925C" box="[1002,1105,1532,1557]" pageId="3" pageNumber="521" type="lectotype">lectotype</typeStatus>
from a number of 
<typeStatus id="EB37885EE07C5D6F2E52BA8E9AF9925C" box="[1338,1436,1533,1557]" pageId="3" pageNumber="521" type="syntype">syntypes</typeStatus>
collected at this place.
</paragraph>
<paragraph id="343336FCE07C5D6F2BAFB9379C9B92A4" blockId="3.[151,1437,740,2025]" pageId="3" pageNumber="521">
There is one 
<taxonomicName id="F38C4D7FE07C5D6F2A0DB9369E919214" box="[357,500,1604,1629]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="521" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE07C5D6F2A0DB9369E919214" box="[357,500,1604,1629]" italics="true" pageId="3" pageNumber="521">E. cyanoides</emphasis>
</taxonomicName>
specimen in the “Catalogue of amphipod collection (including 
<typeStatus id="EB37885EE07C5D6F2F8BB9369A769214" box="[1251,1299,1605,1629]" pageId="3" pageNumber="521">type</typeStatus>
specimens) stored in the Limnological institute SB RAS” (
<bibRefCitation id="501D4B0DE07C5D6F29B6B9149B7692C9" author="Mekhanikova" box="[734,1043,1639,1664]" pageId="3" pageNumber="521" refString="Mekhanikova, I. V., Sitnikova, T. Ya., Petryashev, V. V., Penzina, M. M. &amp; Timoshkin, O. A. (2010 - 2011) Catalogue of amphipod collection (including type specimens), stored in the Limnological institute SB RAS (Irkutsk). In: Timoshkin, O. A. (Ed.), Index of animal species inhabiting Lake Baikal and its catchment area. Vol. II. Basins and Channels in the south of East Siberia and North Mongolia, Book 2. &quot; Nauka &quot; Publ., Novosibirsk, pp. 1270 - 1325. [in Russian]" type="journal article" year="2010">
Mekhanikova 
<emphasis id="06F8EAEEE07C5D6F28E1B91A9CAF92C9" box="[905,970,1639,1664]" italics="true" pageId="3" pageNumber="521">et al.</emphasis>
<date id="4032103CE07C5D6F28B1B91B9B7692C9" box="[985,1043,1640,1664]" pageId="3" pageNumber="521" value="2010" valueMax="2011">2010</date>
</bibRefCitation>
–2011), which was identified by Dorogostaisky and was collected from the Ushkanji islands region (№ 670, 
<date id="4032103CE07C5D6F289EB9FF9B1C92ED" box="[1014,1145,1676,1700]" pageId="3" pageNumber="521" value="1921-12-08">12.08.1921</date>
). The revision of this one specimen revealed that it does not belong to the species 
<taxonomicName id="F38C4D7FE07C5D6F2861B9C29CFD9281" box="[777,920,1711,1736]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="521" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE07C5D6F2861B9C29CFD9281" box="[777,920,1711,1736]" italics="true" pageId="3" pageNumber="521">E. cyanoides</emphasis>
</taxonomicName>
because segment 3 of the pleon is armed with 3 lines of spines, which contradicts the diagnosis. Its eyes are also quite wide.
</paragraph>
</subSubSection>
<subSubSection id="7C966577E07C5D6F2BAFB9849DB193A1" pageId="3" pageNumber="521" type="diagnosis">
<paragraph id="343336FCE07C5D6F2BAFB9849DB193A1" blockId="3.[151,1437,740,2025]" pageId="3" pageNumber="521">
<emphasis id="06F8EAEEE07C5D6F2BAFB9849E249359" bold="true" box="[199,321,1783,1808]" pageId="3" pageNumber="521">Diagnosis.</emphasis>
Four posterior body segments with very long setae. Only segments of 
<emphasis id="06F8EAEEE07C5D6F2F09B98A9BA59359" box="[1121,1216,1785,1808]" italics="true" pageId="3" pageNumber="521">urosome</emphasis>
armed with spines. Eyes wide-reniform, their height not more than twice time more then width. 
<emphasis id="06F8EAEEE07C5D6F2886B86E9B2E937D" box="[1006,1099,1821,1844]" italics="true" pageId="3" pageNumber="521">Antenna</emphasis>
1 exceeds 2/3 of body length; basal article of the peduncle distally with long thin posteromedial spine or two spines of varying lengths. Peduncles of antennae 1 and 2 with sparse bunches of setae. 
<emphasis id="06F8EAEEE07C5D6F29B5B8179C3E9334" box="[733,859,1892,1917]" italics="true" pageId="3" pageNumber="521">Gnathopod</emphasis>
1 propodi large, 1.5 times exceeding head length. Posterior-inferior angles of 
<emphasis id="06F8EAEEE07C5D6F2AA7B8F49D6893E9" box="[463,525,1927,1952]" italics="true" pageId="3" pageNumber="521">bases</emphasis>
6 and 7 without lobes. 
<emphasis id="06F8EAEEE07C5D6F2872B8F49C1E93E9" box="[794,891,1927,1952]" italics="true" pageId="3" pageNumber="521">Uropods</emphasis>
1 and 2 with sparse long spines. 
<emphasis id="06F8EAEEE07C5D6F2F9EB8F49A2993E9" box="[1270,1356,1927,1952]" italics="true" pageId="3" pageNumber="521">Uropod</emphasis>
3 with sparse simple setae; outer ramus with rudimentary second article. 
<taxonomicName id="F38C4D7FE07C5D6F28E4B8DF9CB4938C" box="[908,977,1964,1989]" class="Maxillopoda" family="Telsidae" genus="Telson" kingdom="Animalia" order="Poecilostomatoida" pageId="3" pageNumber="521" phylum="Arthropoda" rank="genus">
<emphasis id="06F8EAEEE07C5D6F28E4B8DF9CB4938C" box="[908,977,1964,1989]" italics="true" pageId="3" pageNumber="521">Telson</emphasis>
</taxonomicName>
lobes with spines only on their apexes. Body length of adult females approximately 
<quantity id="F3749B19E07C5D6F29E4B8A39DB593A1" box="[652,720,2000,2024]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" pageId="3" pageNumber="521" unit="mm" value="9.0">9 mm</quantity>
.
</paragraph>
</subSubSection>
<subSubSection id="7C966577E07B5D672BAFBFE49DD990A1" lastPageId="11" lastPageNumber="529" pageId="4" pageNumber="522" type="description">
<paragraph id="343336FCE07B5D682BAFBFE49CA7950A" blockId="4.[151,1436,151,323]" pageId="4" pageNumber="522">
<emphasis id="06F8EAEEE07B5D682BAFBFE49E3C94F9" bold="true" box="[199,345,151,176]" pageId="4" pageNumber="522">Description.</emphasis>
<emphasis id="06F8EAEEE07B5D682A08BFE49ED994F9" box="[352,444,151,176]" italics="true" pageId="4" pageNumber="522">Female.</emphasis>
Body smooth; habitus 
<taxonomicName id="F38C4D7FE07B5D6829ACBFEB9C2594E6" box="[708,832,152,175]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="522" phylum="Arthropoda" rank="genus">
<emphasis id="06F8EAEEE07B5D6829ACBFEB9C2594E6" box="[708,832,152,175]" italics="true" pageId="4" pageNumber="522">Gammarus</emphasis>
</taxonomicName>
-like (compact, laterally narrowed). Pleonites 1 and 2 without setae or spines. The 3rd segment of pleon with many long setae in geminate-groups on the dorsal surface and along posterior margin; the longest setae markedly greater in length than urosomal segment 1. All three urosomites bear twin groups of 1−3 long, thin spines that are suberected or almost completely erected, and long setae (greater than length of segment bearing them) on posterior margin.
</paragraph>
<caption id="60F36674E07B5D682BFFBB199BDC90C9" box="[151,1209,1130,1152]" httpUri="https://zenodo.org/record/225129/files/figure.png" pageId="4" pageNumber="522" targetBox="[192,1409,359,1093]" targetPageId="4">
<paragraph id="343336FCE07B5D682BFFBB199BDC90C9" blockId="4.[151,1209,1130,1152]" box="[151,1209,1130,1152]" pageId="4" pageNumber="522">
<emphasis id="06F8EAEEE07B5D682BFFBB199E779036" bold="true" box="[151,274,1130,1152]" pageId="4" pageNumber="522">FIGURE 2.</emphasis>
<taxonomicName id="F38C4D7FE07B5D682A71BB199C6590C9" authority="Sowinsky, 1915" authorityName="Sowinsky" authorityYear="1915" box="[281,768,1130,1152]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="522" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE07B5D682A71BB199D209036" box="[281,581,1130,1151]" italics="true" pageId="4" pageNumber="522">Eulimnogammarus cyanoides</emphasis>
(Sowinsky, 1915)
</taxonomicName>
, female, lectotype (9.3 mm), from left side.
</paragraph>
</caption>
<paragraph id="343336FCE07B5D682BAFBBD49BA4914C" blockId="4.[151,1437,1191,2013]" pageId="4" pageNumber="522">
<emphasis id="06F8EAEEE07B5D682BAFBBD49E619089" box="[199,260,1191,1216]" italics="true" pageId="4" pageNumber="522">Head</emphasis>
slightly swollen from dorsally and terminated by very short rostrum; interantennal lobe poorly developed and smoothly rounded. Eyes dark and wide-reniform; their vertical diameter exceeding horizontal diameter by approximately 2-fold and is slightly larger than diameter of basal article of antenna 1 peduncle.
</paragraph>
<paragraph id="343336FCE07B5D682BAFBA639C17919C" blockId="4.[151,1437,1191,2013]" pageId="4" pageNumber="522">
<emphasis id="06F8EAEEE07B5D682BAFBA639E59916E" box="[199,316,1295,1319]" italics="true" pageId="4" pageNumber="522">Antenna 1</emphasis>
is slightly longer than 2/3 of body length. Basal article approximately the length of head. On its anterior-inferior angle, it bears one long, thin spine or two spines—a long one and one that is 0.5−0.75 times as long as the other (cf. 
<figureCitation id="ACB72A79E07B5D682AE9BA279EA19124" box="[385,452,1364,1389]" captionStart="FIGURE 3" captionStartId="5.[151,250,1953,1975]" captionTargetBox="[199,1429,193,1931]" captionTargetId="figure@5.[157,1430,193,1932]" captionTargetPageId="5" captionText="FIGURE 3. Eulimnogammarus cyanoides (Sowinsky, 1915), female, lectotype." httpUri="https://zenodo.org/record/225130/files/figure.png" pageId="4" pageNumber="522">Fig. 3</figureCitation>
, 
<figureCitation id="ACB72A79E07B5D682AA7BA269EBA9124" box="[463,479,1365,1389]" captionStart="FIGURE 7" captionStartId="9.[151,250,1927,1949]" captionTargetBox="[165,1421,193,1905]" captionTargetId="figure@9.[165,1422,193,1906]" captionTargetPageId="9" captionText="FIGURE 7. Eulimnogammarus cyanoides (Sowinsky, 1915), paralectotypes: SG 1 ’ — in male (10.2 mm); BA 1 ’, BA 1 ” — variants of the structure of the basal article of antenna 1." httpUri="https://zenodo.org/record/225134/files/figure.png" pageId="4" pageNumber="522">7</figureCitation>
). Inferior margin with a single seta (
<typeStatus id="EB37885EE07B5D68281ABA279CB99124" box="[882,988,1364,1389]" pageId="4" pageNumber="522" type="lectotype">lectotype</typeStatus>
) or in one case, a single small thorn was observed (
<figureCitation id="ACB72A79E07B5D682A64BA049E3591C6" box="[268,336,1399,1424]" captionStart="FIGURE 7" captionStartId="9.[151,250,1927,1949]" captionTargetBox="[165,1421,193,1905]" captionTargetId="figure@9.[165,1422,193,1906]" captionTargetPageId="9" captionText="FIGURE 7. Eulimnogammarus cyanoides (Sowinsky, 1915), paralectotypes: SG 1 ’ — in male (10.2 mm); BA 1 ’, BA 1 ” — variants of the structure of the basal article of antenna 1." httpUri="https://zenodo.org/record/225134/files/figure.png" pageId="4" pageNumber="522">Fig. 7</figureCitation>
). Article 2 is marginally longer than basal article; article 3 is &lt;0.7 times as long as article 2; both have sparse setae on their inferior margin, longer in distal portion. Primary flagellum 20−30-articulate. Accessory flagellum with 3−4 fully developed and one rudimentary articles.
</paragraph>
<paragraph id="343336FCE07B5D682BAFBAAC9EAC9229" blockId="4.[151,1437,1191,2013]" pageId="4" pageNumber="522">
Basal article of 
<emphasis id="06F8EAEEE07B5D682A14BA939E8B91BE" box="[380,494,1503,1527]" italics="true" pageId="4" pageNumber="522">antenna 2</emphasis>
swollen, bearing 0−2 setae; antennal cone thin and sharp and slightly shorter than article 3 of peduncle; articles 4 and 5 long and thin, whereas article 5 is 0.75 times as long as article 4, and both bearing bunches of sparse but long setae on their inferior margin. Flagella with 9−10 articles noted bearing sparse, long setae. Calceoli absent.
</paragraph>
<paragraph id="343336FCE07B5D682BAFB91A9DE3928E" blockId="4.[151,1437,1191,2013]" pageId="4" pageNumber="522">
<emphasis id="06F8EAEEE07B5D682BAFB91A9E2092CB" box="[199,325,1641,1666]" italics="true" pageId="4" pageNumber="522">Mandibles.</emphasis>
Incisors with 6 denticles, and dental row comprising 4 setae. Article 
<quantity id="F3749B19E07B5D682F38B9199B1E92CB" box="[1104,1147,1641,1666]" metricMagnitude="-2" metricUnit="m" metricValue="2.54" pageId="4" pageNumber="522" unit="in" value="1.0">1 in</quantity>
the mandibular palp with 2 setae (one very short); article 2 wide with long setae on distal third; article 3 lanceolate with a brush (D3-setae) that is 2/3 its length with equal-length setae.
</paragraph>
<paragraph id="343336FCE07B5D682BAFB9A29DA29366" blockId="4.[151,1437,1191,2013]" pageId="4" pageNumber="522">
<emphasis id="06F8EAEEE07B5D682BAFB9A29E5692A3" box="[199,307,1745,1770]" italics="true" pageId="4" pageNumber="522">Maxilla 1</emphasis>
(In 
<typeStatus id="EB37885EE07B5D682A0AB9A29EAD92A3" box="[354,456,1745,1770]" pageId="4" pageNumber="522" type="lectotype">lectotype</typeStatus>
damaged). Outer plate with 8 spine-teeth, two of which bifurcated, and others obliquepectinate. Inner plate bearing 11−16 plumose setae. Palp narrower than outer plate, extending over apexes of spineteeth on this plate. Distal end of palp with 2 setae.
</paragraph>
<paragraph id="343336FCE07B5D682BAFB84A9A7D9318" blockId="4.[151,1437,1191,2013]" box="[199,1304,1849,1874]" pageId="4" pageNumber="522">
<emphasis id="06F8EAEEE07B5D682BAFB84A9E56931B" box="[199,307,1849,1874]" italics="true" pageId="4" pageNumber="522">Maxilla 2</emphasis>
plates elongated, of equal size, and inner plate bearing 14 plumose setae on oblique row.
</paragraph>
<paragraph id="343336FCE07B5D682BAFB82F9E029394" blockId="4.[151,1437,1191,2013]" pageId="4" pageNumber="522">
<emphasis id="06F8EAEEE07B5D682BAFB82F9E2D933C" box="[199,328,1884,1909]" italics="true" pageId="4" pageNumber="522">Maxilliped.</emphasis>
Outer plate wide, exceeding middle of third palp article; inner plate small, not exceeding middle of outer plate length. It bears 3 blunt, tapered teeth. Terminal article of palp slightly shorter than middle article and amplified on its apical part; dactylus thin and elongated, in proximal portion half as wide as terminal palp article (its distal portion).
</paragraph>
<caption id="60F36674E07A5D692BFFB8D29CA593FE" box="[151,960,1953,1975]" httpUri="https://zenodo.org/record/225130/files/figure.png" pageId="5" pageNumber="523" targetBox="[199,1429,193,1931]" targetPageId="5">
<paragraph id="343336FCE07A5D692BFFB8D29CA593FE" blockId="5.[151,960,1953,1975]" box="[151,960,1953,1975]" pageId="5" pageNumber="523">
<emphasis id="06F8EAEEE07A5D692BFFB8D29E7793FF" bold="true" box="[151,274,1953,1975]" pageId="5" pageNumber="523">FIGURE 3.</emphasis>
<taxonomicName id="F38C4D7FE07A5D692A71B8D29C6593FE" authority="Sowinsky, 1915" authorityName="Sowinsky" authorityYear="1915" box="[281,768,1953,1975]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="523" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE07A5D692A71B8D29D2093FF" box="[281,581,1953,1974]" italics="true" pageId="5" pageNumber="523">Eulimnogammarus cyanoides</emphasis>
(Sowinsky, 1915)
</taxonomicName>
, female, lectotype.
</paragraph>
</caption>
<caption id="60F36674E0795D6A2BFFB8D29CA593FE" box="[151,960,1953,1975]" httpUri="https://zenodo.org/record/225131/files/figure.png" pageId="6" pageNumber="524" targetBox="[221,1333,229,1890]" targetPageId="6">
<paragraph id="343336FCE0795D6A2BFFB8D29CA593FE" blockId="6.[151,960,1953,1975]" box="[151,960,1953,1975]" pageId="6" pageNumber="524">
<emphasis id="06F8EAEEE0795D6A2BFFB8D29E7793FF" bold="true" box="[151,274,1953,1975]" pageId="6" pageNumber="524">FIGURE 4.</emphasis>
<taxonomicName id="F38C4D7FE0795D6A2A71B8D29C6593FE" authority="Sowinsky, 1915" authorityName="Sowinsky" authorityYear="1915" box="[281,768,1953,1975]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="524" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0795D6A2A71B8D29D2093FF" box="[281,581,1953,1974]" italics="true" pageId="6" pageNumber="524">Eulimnogammarus cyanoides</emphasis>
(Sowinsky, 1915)
</taxonomicName>
, female, lectotype.
</paragraph>
</caption>
<caption id="60F36674E0785D6B2BFFB8D29CA593FE" box="[151,960,1953,1975]" httpUri="https://zenodo.org/record/225132/files/figure.png" pageId="7" pageNumber="525" targetBox="[240,1347,193,1931]" targetPageId="7">
<paragraph id="343336FCE0785D6B2BFFB8D29CA593FE" blockId="7.[151,960,1953,1975]" box="[151,960,1953,1975]" pageId="7" pageNumber="525">
<emphasis id="06F8EAEEE0785D6B2BFFB8D29E7793FF" bold="true" box="[151,274,1953,1975]" pageId="7" pageNumber="525">FIGURE 5.</emphasis>
<taxonomicName id="F38C4D7FE0785D6B2A71B8D29C6593FE" authority="Sowinsky, 1915" authorityName="Sowinsky" authorityYear="1915" box="[281,768,1953,1975]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="525" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0785D6B2A71B8D29D2093FF" box="[281,581,1953,1974]" italics="true" pageId="7" pageNumber="525">Eulimnogammarus cyanoides</emphasis>
(Sowinsky, 1915)
</taxonomicName>
, female, lectotype.
</paragraph>
</caption>
<caption id="60F36674E0775D642BFFB8479CA59303" box="[151,960,1844,1866]" httpUri="https://zenodo.org/record/225133/files/figure.png" pageId="8" pageNumber="526" targetBox="[151,1436,193,1822]" targetPageId="8">
<paragraph id="343336FCE0775D642BFFB8479CA59303" blockId="8.[151,960,1844,1866]" box="[151,960,1844,1866]" pageId="8" pageNumber="526">
<emphasis id="06F8EAEEE0775D642BFFB8479E779300" bold="true" box="[151,274,1844,1866]" pageId="8" pageNumber="526">FIGURE 6.</emphasis>
<taxonomicName id="F38C4D7FE0775D642A71B8479C659303" authority="Sowinsky, 1915" authorityName="Sowinsky" authorityYear="1915" box="[281,768,1844,1866]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="526" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0775D642A71B8479D209300" box="[281,581,1844,1865]" italics="true" pageId="8" pageNumber="526">Eulimnogammarus cyanoides</emphasis>
(Sowinsky, 1915)
</taxonomicName>
, female, lectotype.
</paragraph>
</caption>
<caption id="60F36674E0765D652BFFB8F49C4093F5" httpUri="https://zenodo.org/record/225134/files/figure.png" pageId="9" pageNumber="527" targetBox="[165,1421,193,1905]" targetPageId="9">
<paragraph id="343336FCE0765D652BFFB8F49C4093F5" blockId="9.[151,1436,1927,1980]" pageId="9" pageNumber="527">
<emphasis id="06F8EAEEE0765D652BFFB8F49E4493D4" bold="true" box="[151,289,1927,1949]" pageId="9" pageNumber="527">FIGURE 7.</emphasis>
<taxonomicName id="F38C4D7FE0765D652A5DB8FB9C2293D4" authority="Sowinsky, 1915" authorityName="Sowinsky" authorityYear="1915" box="[309,839,1927,1949]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="527" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0765D652A5DB8FB9D0A93D4" box="[309,623,1928,1949]" italics="true" pageId="9" pageNumber="527">Eulimnogammarus cyanoides</emphasis>
(Sowinsky, 1915)
</taxonomicName>
, paralectotypes: SG1’—in male (10.2 mm); BA1’, BA1”—variants of the structure of the basal article of antenna 1.
</paragraph>
</caption>
<paragraph id="343336FCE0755D662BAFBFEA9C8B94F9" blockId="10.[151,1437,151,2013]" box="[199,1006,151,176]" pageId="10" pageNumber="528">
<emphasis id="06F8EAEEE0755D662BAFBFEA9E5994F9" box="[199,316,151,176]" italics="true" pageId="10" pageNumber="528">Lower lip:</emphasis>
lobes wide, short; setules of inner margins poorly developed.
</paragraph>
<paragraph id="343336FCE0755D662BAFBFCF9D1795C1" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
<emphasis id="06F8EAEEE0755D662BAFBFCF9E36949C" box="[199,339,188,213]" italics="true" pageId="10" pageNumber="528">Coxal plates</emphasis>
bare; coxa 1 wide, tetragonal and shorter than coxa 2, with skewed anterior and posterior margins. Coxae 2 and 3 linguiform; coxa 4 with smooth, rounded lobes in the inferior 1/3 of posterior margins. Propodus of 
<emphasis id="06F8EAEEE0755D662BFFBE779E439555" box="[151,294,260,285]" italics="true" pageId="10" pageNumber="528">gnathopod 1</emphasis>
very large, oval, 1.5 times as long as head and twice as long as propodus of 
<emphasis id="06F8EAEEE0755D662FC4BE779A269555" box="[1196,1347,260,285]" italics="true" pageId="10" pageNumber="528">gnathopod 2.</emphasis>
Palmar margin markedly oblique, and inferior margin swollen, with bunches of sparse short setae. Proximal 1/3 of palmar margin with thick, blunt spine together with group of boundary spines. Inferior margin without spines. Dactylus very curved. Carpus of 
<emphasis id="06F8EAEEE0755D662AF6BE1C9D4E95C1" box="[414,555,367,392]" italics="true" pageId="10" pageNumber="528">gnathopod 1</emphasis>
short.
</paragraph>
<paragraph id="343336FCE0755D662BAFBEE79E6E95BC" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
Propodus of 
<emphasis id="06F8EAEEE0755D662A30BEE79E8395E5" box="[344,486,404,429]" italics="true" pageId="10" pageNumber="528">gnathopod 2</emphasis>
weak, tetragonal, and its anterior and posterior margins parallel. Palm margin short and swollen. Only boundary spines present. Posterior margin without spines, bearing dense setae. Carpus elongated.
</paragraph>
<paragraph id="343336FCE0755D662BAFBE8C9B2E9674" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
<emphasis id="06F8EAEEE0755D662BAFBE8C9EFB9651" box="[199,414,511,536]" italics="true" pageId="10" pageNumber="528">Pereopods 3 and 4</emphasis>
short, with sparse, long setae and only single spines. Meri longer and significantly wider than carpi and are approximately as long as propodi. Dactyli short, thick and curved.
</paragraph>
<paragraph id="343336FCE0755D662BAFBD349EE797C9" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
<emphasis id="06F8EAEEE0755D662BAFBD349E129616" box="[199,375,583,608]" italics="true" pageId="10" pageNumber="528">Pereopods 5−7</emphasis>
rather short. Pereopods 5 noticeably shorter than pereopods 6. Pereopods 7 slightly shorter than pereopods 6, articles bearing sparse, long spines and sparse bunches of setae, particularly long on anterior margins of articles. 
<emphasis id="06F8EAEEE0755D662A16BDE29EDA96E1" box="[382,447,657,680]" italics="true" pageId="10" pageNumber="528">Bases</emphasis>
of all three pairs bearing a single, short seta on their anterior and posterior margins. Length of 
<emphasis id="06F8EAEEE0755D662A79BDC79E069685" box="[273,355,692,717]" italics="true" pageId="10" pageNumber="528">basis 5</emphasis>
is 1.5 times width; posterior margin distinct, forming obtuse lobe. 
<emphasis id="06F8EAEEE0755D662F18BDC69BC89685" box="[1136,1197,693,716]" italics="true" pageId="10" pageNumber="528">Basis</emphasis>
of 
<emphasis id="06F8EAEEE0755D662FB0BDC79A249684" box="[1240,1345,692,717]" italics="true" pageId="10" pageNumber="528">pereopod</emphasis>
6 more elongated, and its posterior margin slightly cut and its inferior portion not developed. Distal parts of 
<emphasis id="06F8EAEEE0755D662E4DBDAA9A0F96B9" box="[1317,1386,729,752]" italics="true" pageId="10" pageNumber="528">merus</emphasis>
and 
<emphasis id="06F8EAEEE0755D662BFFBD8E9F86975D" box="[151,227,765,788]" italics="true" pageId="10" pageNumber="528">carpus</emphasis>
of 
<emphasis id="06F8EAEEE0755D662A64BD8F9EDD975D" box="[268,440,764,789]" italics="true" pageId="10" pageNumber="528">pereopods 5−7</emphasis>
twice as wide as proximal part of propodus. 
<emphasis id="06F8EAEEE0755D6628AABD8F9B78975C" box="[962,1053,764,789]" italics="true" pageId="10" pageNumber="528">Propodi</emphasis>
thin, slightly curved and not less than 1.5 times longer than carpi. Distal ends of propodi in pereopods 5 and 6 with bunches of very long setae; fifth propodi with setae along entire length of propodus. Dactyli length approximately 1/3 the length of propodi, robust and curved at apices.
</paragraph>
<paragraph id="343336FCE0755D662BAFBCFE9E4597A4" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
<emphasis id="06F8EAEEE0755D662BAFBCFE9E4D97ED" box="[199,296,909,932]" italics="true" pageId="10" pageNumber="528">Epimera</emphasis>
of pleonal segments almost unarmed; epimera 1 short and rounded; epimera 2 and 3 wide, without short spines along their inferior margin. Inferior-posterior angle of epimera 2 slightly dulled and in epimera 3 acuminated.
</paragraph>
<paragraph id="343336FCE0755D662BAFBC849CDB9011" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
<emphasis id="06F8EAEEE0755D662BAFBC849EE49059" box="[199,385,1015,1040]" italics="true" pageId="10" pageNumber="528">Uropods 1 and 2</emphasis>
protruding backwards and of similar lengths, quite thin and armed by single, long, thin spines. Rami of uropod 1 equal in length; outer ramus of uropod 2 is 0.75 times as long as inner ramus; inner rami only with apical spines, whereas outer rami bearing additional medial spines.
</paragraph>
<paragraph id="343336FCE0755D662BAFBB179BC4908D" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
<emphasis id="06F8EAEEE0755D662BAFBB179E579035" box="[199,306,1124,1149]" italics="true" pageId="10" pageNumber="528">Uropod 3</emphasis>
is 1/4 the length of body; outer ramus 3 times as long as peduncle and 4−4.5 as long as inner ramus. It bears a rudimentary second article and sparse long spines and bunches of simple setae on both margins and apex (parts of setae apparently broken). Inner ramus with one long spine and simple seta on apex.
</paragraph>
<paragraph id="343336FCE0755D662BAFBBBC9E619144" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
<taxonomicName id="F38C4D7FE0755D662BAFBBBC9E6890A1" box="[199,269,1231,1256]" class="Maxillopoda" family="Telsidae" genus="Telson" kingdom="Animalia" order="Poecilostomatoida" pageId="10" pageNumber="528" phylum="Arthropoda" rank="genus">
<emphasis id="06F8EAEEE0755D662BAFBBBC9E6890A1" box="[199,269,1231,1256]" italics="true" pageId="10" pageNumber="528">Telson</emphasis>
</taxonomicName>
cleft up to the base; 
<taxonomicName id="F38C4D7FE0755D662A9EBBBC9D5C90A1" box="[502,569,1231,1256]" class="Maxillopoda" family="Telsidae" genus="Telson" kingdom="Animalia" order="Poecilostomatoida" pageId="10" pageNumber="538" phylum="Arthropoda" rank="genus">telson</taxonomicName>
lobes tapering, with 1−2 spines and 2−3 setae; lateral margins of lobes with 1 seta each.
</paragraph>
<paragraph id="343336FCE0755D662BAFBA649BBD911C" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
<emphasis id="06F8EAEEE0755D662BAFBA649E6F9179" box="[199,266,1303,1328]" italics="true" pageId="10" pageNumber="528">Male:</emphasis>
Inferior margin of propodus of gnathopod 1 with a row of short and rather wide, tapering thorns beginning from 1/3 of article’s length (
<figureCitation id="ACB72A79E0755D662921BA4F9DEB911D" box="[585,654,1340,1365]" captionStart="FIGURE 7" captionStartId="9.[151,250,1927,1949]" captionTargetBox="[165,1421,193,1905]" captionTargetId="figure@9.[165,1422,193,1906]" captionTargetPageId="9" captionText="FIGURE 7. Eulimnogammarus cyanoides (Sowinsky, 1915), paralectotypes: SG 1 ’ — in male (10.2 mm); BA 1 ’, BA 1 ” — variants of the structure of the basal article of antenna 1." httpUri="https://zenodo.org/record/225134/files/figure.png" pageId="10" pageNumber="528">Fig. 7</figureCitation>
). Propodus of gnathopod 2 narrower than in female.
</paragraph>
<paragraph id="343336FCE0755D662BAFBA2C9F8A9189" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
<emphasis id="06F8EAEEE0755D662BAFBA2C9E359131" box="[199,336,1375,1400]" italics="true" pageId="10" pageNumber="528">Body length</emphasis>
8.0− 
<quantity id="F3749B19E0755D662AE4BA139E969131" box="[396,499,1376,1400]" metricMagnitude="-2" metricUnit="m" metricValue="1.02" pageId="10" pageNumber="528" unit="mm" value="10.2">10.2 mm</quantity>
(our measurements). 
<bibRefCitation id="501D4B0DE0755D662986BA2C9CD59131" author="Sowinsky" box="[750,944,1375,1400]" pageId="10" pageNumber="528" refString="Sowinsky, V. K. (1915) Amphipoda of Lake Baikal. In: Zoological researches of Baikal. Vol. 9. No. 1. Kiev, 381 pp., 37 plates. [in Russian, part. German]" type="book" year="1915">Sowinsky (1915)</bibRefCitation>
described the body length as being 
<quantity id="F3749B19E0755D662E3CBA139FA391D5" metricMagnitude="-2" metricUnit="m" metricValue="1.25" metricValueMax="1.3" metricValueMin="1.2" pageId="10" pageNumber="528" unit="mm" value="12.5" valueMax="13.0" valueMin="12.0">12−13 mm</quantity>
. Specimens of this latter length are absent among the 
<typeStatus id="EB37885EE0755D66285CBAF69C0191D4" box="[820,868,1413,1437]" pageId="10" pageNumber="528">type</typeStatus>
specimens, recognized by us as belonging to this species.
</paragraph>
<paragraph id="343336FCE0755D662BAFBABF9FB492A9" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
<emphasis id="06F8EAEEE0755D662BAFBABF9EBD91AC" bold="true" box="[199,472,1484,1509]" pageId="10" pageNumber="528">Comparative remarks.</emphasis>
Based on a number of characteristics, this species corresponds to the later-described 
<taxonomicName id="F38C4D7FE0755D662BFFBA829D449241" authority="Bazikalova, 1945" authorityName="Bazikalova" authorityYear="1945" box="[151,545,1519,1544]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="528" phylum="Arthropoda" rank="species" species="grandimanus">
<emphasis id="06F8EAEEE0755D662BFFBA829E2F9241" box="[151,330,1519,1544]" italics="true" pageId="10" pageNumber="528">E. grandimanus</emphasis>
<bibRefCitation id="501D4B0DE0755D662A3DBA9C9D449241" author="Bazikalova" box="[341,545,1519,1544]" pageId="10" pageNumber="528" refString="Bazikalova, A. Ya. (1945) Les Amphipodes du Baikal. Proceedings of the Baikal Limnological station USSR Academy of Sciences, 11, 1 - 440. [in Russian, with French summary]" type="journal article" year="1945">Bazikalova, 1945</bibRefCitation>
</taxonomicName>
. First, presence of spines only on three urosomital segments; the low eyes; presence of a spine on the peduncular article of antenna 1; and the characteristic large propodi of gnathopod 1 (see: 
<bibRefCitation id="501D4B0DE0755D662BFFB9449E3F9219" author="Bazikalova" box="[151,346,1591,1616]" pageId="10" pageNumber="528" refString="Bazikalova, A. Ya. (1945) Les Amphipodes du Baikal. Proceedings of the Baikal Limnological station USSR Academy of Sciences, 11, 1 - 440. [in Russian, with French summary]" type="journal article" year="1945">Bazikalova 1945</bibRefCitation>
, taf. XXVII, fig. 2). It is notable that the propodus of gnathopod 1, depicted in this figure by Bazikalova, bears a hard, blunt thorn in the middle of the palmar margin and a group of the boundary thorns, which, as indicated above, is characteristic for female of 
<emphasis id="06F8EAEEE0755D66287FB9F29CC892D1" box="[791,941,1663,1688]" italics="true" pageId="10" pageNumber="528">
<taxonomicName id="F38C4D7FE0755D66287FB9F29CCC92D1" box="[791,937,1663,1688]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="528" phylum="Arthropoda" rank="species" species="cyanoides">E. cyanoides</taxonomicName>
.
</emphasis>
And more, according to this description the lower margin carries paired blunt, short, small thorns, characteristic for male specimens of 
<taxonomicName id="F38C4D7FE0755D662FACB9D69A3692F4" box="[1220,1363,1700,1725]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="528" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0755D662FACB9D69A3692F4" box="[1220,1363,1700,1725]" italics="true" pageId="10" pageNumber="528">E. cyanoides</emphasis>
</taxonomicName>
(page 212).
</paragraph>
<paragraph id="343336FCE0755D662BAFB99F9E349361" blockId="10.[151,1437,151,2013]" pageId="10" pageNumber="528">
Using the key of 
<bibRefCitation id="501D4B0DE0755D662AFAB99F9D03934C" author="Bazikalova" box="[402,614,1772,1797]" pageId="10" pageNumber="528" refString="Bazikalova, A. Ya. (1945) Les Amphipodes du Baikal. Proceedings of the Baikal Limnological station USSR Academy of Sciences, 11, 1 - 440. [in Russian, with French summary]" type="journal article" year="1945">Bazikalova (1945)</bibRefCitation>
, all of the examined 
<typeStatus id="EB37885EE0755D662836B99E9CEB934C" box="[862,910,1773,1797]" pageId="10" pageNumber="528">type</typeStatus>
specimens of 
<taxonomicName id="F38C4D7FE0755D662F5FB99E9BA3934C" box="[1079,1222,1772,1797]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="528" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0755D662F5FB99E9BA3934C" box="[1079,1222,1772,1797]" italics="true" pageId="10" pageNumber="528">E. cyanoides</emphasis>
</taxonomicName>
were identified as 
<taxonomicName id="F38C4D7FE0755D662BFFB8629E2F9361" box="[151,330,1807,1832]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="528" phylum="Arthropoda" rank="species" species="grandimanus">
<emphasis id="06F8EAEEE0755D662BFFB8629E2F9361" box="[151,330,1807,1832]" italics="true" pageId="10" pageNumber="528">E. grandimanus</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="343336FCE0755D672BAFB8469D5B9554" blockId="10.[151,1437,151,2013]" lastBlockId="11.[151,1437,151,2013]" lastPageId="11" lastPageNumber="529" pageId="10" pageNumber="528">
However, 
<bibRefCitation id="501D4B0DE0755D662A57B8479D769304" author="Bazikalova" box="[319,531,1844,1869]" pageId="10" pageNumber="528" refString="Bazikalova, A. Ya. (1945) Les Amphipodes du Baikal. Proceedings of the Baikal Limnological station USSR Academy of Sciences, 11, 1 - 440. [in Russian, with French summary]" type="journal article" year="1945">Bazikalova (1945)</bibRefCitation>
indicated great variability for 
<taxonomicName id="F38C4D7FE0755D6628E9B8469B519304" box="[897,1076,1844,1869]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="528" phylum="Arthropoda" rank="species" species="grandimanus">
<emphasis id="06F8EAEEE0755D6628E9B8469B519304" box="[897,1076,1844,1869]" italics="true" pageId="10" pageNumber="528">E. grandimanus</emphasis>
</taxonomicName>
, which shows variation in the arming of the third pleonal segment (setae are absent in some cases but are dense, long and form two rows in other cases). Variability was also described for the uropod 3 structure (length of rami and vastly different densities of setae). These differences indicate that 
<taxonomicName id="F38C4D7FE0755D66292FB8D29D9F93F0" box="[583,762,1952,1977]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="528" phylum="Arthropoda" rank="species" species="grandimanus">
<emphasis id="06F8EAEEE0755D66292FB8D29D9F93F0" box="[583,762,1952,1977]" italics="true" pageId="10" pageNumber="528">E. grandimanus</emphasis>
</taxonomicName>
is initially presumed to be a composite species. We assume that 
<taxonomicName id="F38C4D7FE0755D662BA0B8B69D209394" authority="Bazikalova" authorityName="Bazikalova" box="[200,581,1988,2013]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="528" phylum="Arthropoda" rank="species" species="grandimanus">
<emphasis id="06F8EAEEE0755D662BA0B8B69E1E9394" box="[200,379,1988,2013]" italics="true" pageId="10" pageNumber="528">E. grandimanus</emphasis>
sensu Bazikalova
</taxonomicName>
is a minor synonym of 
<taxonomicName id="F38C4D7FE0755D662827B8B69CBB9394" box="[847,990,1988,2013]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="528" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0755D662827B8B69CBB9394" box="[847,990,1988,2013]" italics="true" pageId="10" pageNumber="528">E. cyanoides</emphasis>
</taxonomicName>
. The revision of its 
<typeStatus id="EB37885EE0755D662FA8B8B79A479394" box="[1216,1314,1988,2013]" pageId="10" pageNumber="528" type="holotype">holotype</typeStatus>
at the ZIN (1/50177) in 2013 showed that uropod 3 of the 
<taxonomicName id="F38C4D7FE0745D6729AABFEA9C1094F9" box="[706,885,151,176]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="grandimanus">
<emphasis id="06F8EAEEE0745D6729AABFEA9C1094F9" box="[706,885,151,176]" italics="true" pageId="11" pageNumber="529">E. grandimanus</emphasis>
</taxonomicName>
<typeStatus id="EB37885EE0745D672816BFE49C8594F9" box="[894,992,151,176]" pageId="11" pageNumber="529" type="holotype">holotype</typeStatus>
is equipped with curved simple setae, whereas no one of 
<taxonomicName id="F38C4D7FE0745D672A01BFCE9E92949C" box="[361,503,188,213]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D672A01BFCE9E92949C" box="[361,503,188,213]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
are curved. A detailed study of the intraspecific polymorphisms of 
<taxonomicName id="F38C4D7FE0745D672F81BFCE9E3994B1" authority="Bazikalova" authorityName="Bazikalova" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="grandimanus">
<emphasis id="06F8EAEEE0745D672F81BFCE9AF9949C" box="[1257,1436,188,213]" italics="true" pageId="11" pageNumber="529">E. grandimanus</emphasis>
sensu Bazikalova
</taxonomicName>
is necessary for a final decision to synonymize 
<taxonomicName id="F38C4D7FE0745D6728E0BF929B5E94B1" box="[904,1083,223,248]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="grandimanus">
<emphasis id="06F8EAEEE0745D6728E0BF929B5E94B1" box="[904,1083,223,248]" italics="true" pageId="11" pageNumber="529">E. grandimanus</emphasis>
</taxonomicName>
with 
<taxonomicName id="F38C4D7FE0745D672F16BF929A6B94B1" box="[1150,1294,223,248]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D672F16BF929A6B94B1" box="[1150,1294,223,248]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
or to divide first species into two or more species.
</paragraph>
<paragraph id="343336FCE0745D672BAFBE549C249629" blockId="11.[151,1437,151,2013]" pageId="11" pageNumber="529">
Examination of the available specimens of 
<emphasis id="06F8EAEEE0745D6729BCBE5A9CE89509" box="[724,909,295,320]" italics="true" pageId="11" pageNumber="529">
<taxonomicName id="F38C4D7FE0745D6729BCBE5A9CEF9509" box="[724,906,295,320]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="grandimanus">E. grandimanus</taxonomicName>
,
</emphasis>
collected in different areas of Lake Baikal (Bolshie Koty Bay, Cape Bolshoy Kadilnyi, Cape Pokoyniki, Bolshoy Ushkaniy Island) revealed the following inconsistent differences from the 
<typeStatus id="EB37885EE0745D672942BE039D3F95C1" box="[554,602,368,392]" pageId="11" pageNumber="529">type</typeStatus>
specimens of 
<taxonomicName id="F38C4D7FE0745D672878BE029CFB95C1" box="[784,926,367,392]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D672878BE029CFB95C1" box="[784,926,367,392]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
: setae on the last four body segments of 
<taxonomicName id="F38C4D7FE0745D672BFFBEE69E2F95E4" box="[151,330,404,429]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="grandimanus">
<emphasis id="06F8EAEEE0745D672BFFBEE69E2F95E4" box="[151,330,404,429]" italics="true" pageId="11" pageNumber="529">E. grandimanus</emphasis>
</taxonomicName>
do not lay backwards, but are rather upright and often bend forward; basal article of the 
<emphasis id="06F8EAEEE0745D672E44BEE69AF995E5" box="[1324,1436,404,428]" italics="true" pageId="11" pageNumber="529">antenna 1</emphasis>
peduncle, articles of 
<emphasis id="06F8EAEEE0745D672AECBECA9E909599" box="[388,501,440,464]" italics="true" pageId="11" pageNumber="529">antenna 2</emphasis>
and its flagellum are comparatively shorter and thicker. Even in large (
<quantity id="F3749B19E0745D672E4CBECB9AF19599" box="[1316,1428,440,464]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" metricValueMax="10.0" metricValueMin="8.0" pageId="11" pageNumber="529" unit="mm" value="9.0" valueMax="10.0" valueMin="8.0">8−10 mm</quantity>
) specimens, the secondary flagellum comprises 2−3 distinct articles, one of which is rudimentary (if any exists). 
<emphasis id="06F8EAEEE0745D672BFFBE8C9E6B9651" box="[151,270,511,536]" italics="true" pageId="11" pageNumber="529">Pereopods</emphasis>
3 and 4 bear bunches of very short setae. The rami of uropods 1 and 2 are shorter. The outer ramus of uropod 3 is also significantly shorter than in 
<emphasis id="06F8EAEEE0745D6729F5BD569C579674" box="[669,818,548,573]" italics="true" pageId="11" pageNumber="529">
<taxonomicName id="F38C4D7FE0745D6729F5BD569C4A9674" box="[669,815,548,573]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">E. cyanoides</taxonomicName>
,
</emphasis>
and the setae vary in length and density; however, in most cases, they are more or less curved (as in the 
<typeStatus id="EB37885EE0745D6729A7BD349C539629" box="[719,822,583,608]" pageId="11" pageNumber="529" type="holotype">holotype</typeStatus>
).
</paragraph>
<paragraph id="343336FCE0745D672BAFBD1F9C7F9685" blockId="11.[151,1437,151,2013]" pageId="11" pageNumber="529">
The differences comparison with other morphologically close species— 
<taxonomicName id="F38C4D7FE0745D672F2EBD1E9A0596CC" authority="Dybowsky" authorityName="Dybowsky" box="[1094,1376,620,645]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyaneus">
<emphasis id="06F8EAEEE0745D672F2EBD1E9BDA96CD" box="[1094,1215,621,644]" italics="true" pageId="11" pageNumber="529">E. cyaneus</emphasis>
(Dybowsky)
</taxonomicName>
and 
<taxonomicName id="F38C4D7FE0745D672BFFBDE29E4596E1" box="[151,288,655,680]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanellus">
<emphasis id="06F8EAEEE0745D672BFFBDE29E4596E1" box="[151,288,655,680]" italics="true" pageId="11" pageNumber="529">E. cyanellus</emphasis>
</taxonomicName>
Bazikalova—that could be confused with 
<taxonomicName id="F38C4D7FE0745D67286DBDE29CF196E1" box="[773,916,655,680]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D67286DBDE29CF196E1" box="[773,916,655,680]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
are provided below. In all three species, only the last three urosomites are armed with spines and setae.
</paragraph>
<paragraph id="343336FCE0745D672BAFBDAA9D6597EC" blockId="11.[151,1437,151,2013]" pageId="11" pageNumber="529">
<taxonomicName id="F38C4D7FE0745D672BAFBDAA9E3396B9" box="[199,342,727,752]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D672BAFBDAA9E3396B9" box="[199,342,727,752]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
is different from 
<taxonomicName id="F38C4D7FE0745D672977BDAA9DFD96B9" box="[543,664,729,752]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyaneus">
<emphasis id="06F8EAEEE0745D672977BDAA9DFD96B9" box="[543,664,729,752]" italics="true" pageId="11" pageNumber="529">E. cyaneus</emphasis>
</taxonomicName>
based on the following characteristics: 1. Setae on the third pleonal and on the first and second urosomal segments are significantly longer. 2. Setae on both antennae are less dense and are collected in a smaller number of bunches. The inferior-anterior angle of antenna 1 bears a long thorn without dense setae. 3. The terminal article of the mandibular palp carries a brush with setae of equal length (the setae in a brush of 
<taxonomicName id="F38C4D7FE0745D672A6CBC1A9E1897C9" box="[260,381,873,896]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyaneus">
<emphasis id="06F8EAEEE0745D672A6CBC1A9E1897C9" box="[260,381,873,896]" italics="true" pageId="11" pageNumber="529">E. cyaneus</emphasis>
</taxonomicName>
are unequal). 4. All pereopods show less setae, and the posterior margin of the basis in pereopod 7 is poorly developed.
</paragraph>
<paragraph id="343336FCE0745D672BAFBCC29DCE907D" blockId="11.[151,1437,151,2013]" pageId="11" pageNumber="529">
<taxonomicName id="F38C4D7FE0745D672BAFBCC29E339781" box="[199,342,943,968]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D672BAFBCC29E339781" box="[199,342,943,968]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
differs from 
<taxonomicName id="F38C4D7FE0745D672A86BCC29D129781" box="[494,631,943,968]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanellus">
<emphasis id="06F8EAEEE0745D672A86BCC29D129781" box="[494,631,943,968]" italics="true" pageId="11" pageNumber="529">E. cyanellus</emphasis>
</taxonomicName>
based on the following characteristics: 1. The inferior part of the eyes does not extend (in 
<taxonomicName id="F38C4D7FE0745D672A1FBCA69E9A97A4" box="[375,511,980,1005]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanellus">
<emphasis id="06F8EAEEE0745D672A1FBCA69E9A97A4" box="[375,511,980,1005]" italics="true" pageId="11" pageNumber="529">E. cyanellus</emphasis>
</taxonomicName>
, they are extended). 2. The setae on the last 4 body segments are quite dense and long (in 
<taxonomicName id="F38C4D7FE0745D672B92BC8A9EE69059" box="[250,387,1015,1040]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanellus">
<emphasis id="06F8EAEEE0745D672B92BC8A9EE69059" box="[250,387,1015,1040]" italics="true" pageId="11" pageNumber="529">E. cyanellus</emphasis>
</taxonomicName>
, they are sparse and short). 3. The basis of pereopod 5 is slightly concave on the posterior margin (in 
<taxonomicName id="F38C4D7FE0745D672A7BBB6E9EF9907C" box="[275,412,1052,1077]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanellus">
<emphasis id="06F8EAEEE0745D672A7BBB6E9EF9907C" box="[275,412,1052,1077]" italics="true" pageId="11" pageNumber="529">E. cyanellus</emphasis>
</taxonomicName>
, this margin is convex).
</paragraph>
<paragraph id="343336FCE0745D672BAFBB339DD990A1" blockId="11.[151,1437,151,2013]" pageId="11" pageNumber="529">
However, besides spine armor being only on the final three segments of the body, both species show other characteristics that are similar: the structure of the basal article of antenna 1 (inferior-anterior angle bears 1−2 spines), uropods 1 and 2 (rami of the first pair are equal, the outer ramus of the second pair is shorter than the inner ramus) and the basis of pereopod 7—in 
<taxonomicName id="F38C4D7FE0745D67291ABBDE9D9E908C" box="[626,763,1196,1221]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanellus">
<emphasis id="06F8EAEEE0745D67291ABBDE9D9E908C" box="[626,763,1196,1221]" italics="true" pageId="11" pageNumber="529">E. cyanellus</emphasis>
</taxonomicName>
, the inferior-posterior angle protrudes slightly whereas in 
<taxonomicName id="F38C4D7FE0745D672BFFBBA29E4390A1" box="[151,294,1231,1256]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D672BFFBBA29E4390A1" box="[151,294,1231,1256]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
, it is smoothly rounded (see 
<figureCitation id="ACB72A79E0745D672902BBBC9DC890A1" box="[618,685,1231,1256]" captionStart="FIGURE 6" captionStartId="8.[151,250,1844,1866]" captionTargetBox="[151,1436,193,1822]" captionTargetId="figure@8.[151,1436,193,1822]" captionTargetPageId="8" captionText="FIGURE 6. Eulimnogammarus cyanoides (Sowinsky, 1915), female, lectotype." httpUri="https://zenodo.org/record/225133/files/figure.png" pageId="11" pageNumber="529">Fig. 6</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="7C966577E0745D602BAFBB879D5B949D" lastPageId="12" lastPageNumber="530" pageId="11" pageNumber="529" type="distribution">
<paragraph id="343336FCE0745D672BAFBB879D5092D1" blockId="11.[151,1437,151,2013]" pageId="11" pageNumber="529">
<emphasis id="06F8EAEEE0745D672BAFBB879E919144" bold="true" box="[199,500,1268,1293]" pageId="11" pageNumber="529">Distribution and ecology.</emphasis>
<collectingCountry id="4C9B766CE0745D672A93BB879D2D9144" box="[507,584,1268,1293]" name="Russia" pageId="11" pageNumber="529">Russia</collectingCountry>
, Lake Baikal. 
<bibRefCitation id="501D4B0DE0745D672984BB879CC99144" author="Sowinsky" box="[748,940,1268,1293]" pageId="11" pageNumber="529" refString="Sowinsky, V. K. (1915) Amphipoda of Lake Baikal. In: Zoological researches of Baikal. Vol. 9. No. 1. Kiev, 381 pp., 37 plates. [in Russian, part. German]" type="book" year="1915">Sowinsky (1915)</bibRefCitation>
described the following sampling points. 1. The Solzan River at a depth of 1−3 sazhen (approximately 
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), stones, sand. 2. 
<collectingCountry id="4C9B766CE0745D672F29BA649B199179" box="[1089,1148,1303,1328]" name="Serbia" pageId="11" pageNumber="529">Maly</collectingCountry>
Baranchik Bay, collected from sponges (at a depth of 3−4 sazhen). 3. Ushkanyi islands. Only the first point can be considered accurate. Identification of this species from the second sampling point is inaccurate (see above). It is necessary to consider that only a limited number of species show biocoenotic relationships with sponges in Lake Baikal. The third sampling point, from which no intact samples remain, may also be erroneous. As described by 
<bibRefCitation id="501D4B0DE0745D672FAABAD49FAB91AC" author="Sowinsky" pageId="11" pageNumber="529" refString="Sowinsky, V. K. (1915) Amphipoda of Lake Baikal. In: Zoological researches of Baikal. Vol. 9. No. 1. Kiev, 381 pp., 37 plates. [in Russian, part. German]" type="book" year="1915" yearSuffix="p">Sowinsky (1915, p. 155)</bibRefCitation>
: “Ushkanyi islands. Dredged from a depth of 20 sazhen (
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), 
<specimenCount id="228AFD75E0745D6728C6BABF9B2891AC" box="[942,1101,1484,1509]" pageId="11" pageNumber="529" type="generic">12 specimens</specimenCount>
”. However, a list of all of the species found in the description of the obtained material from the different areas of the lake (p. 60) exists, which states for the area of Ushkanyi islands: “ 
<taxonomicName id="F38C4D7FE0745D67290BB9679CBF9264" authority="Dyb." authorityName="Dyb." box="[611,986,1556,1581]" class="Malacostraca" family="Gammaridae" genus="Echinogammarus" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyaneus">
<emphasis id="06F8EAEEE0745D67290BB9679CEE9265" box="[611,907,1556,1581]" italics="true" pageId="11" pageNumber="529">Echinogammarus cyaneus</emphasis>
(Dyb.)
</taxonomicName>
—12 ex.”. Nevertheless 
<taxonomicName id="F38C4D7FE0745D672F9AB9669AE49264" box="[1266,1409,1556,1581]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D672F9AB9669AE49264" box="[1266,1409,1556,1581]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
is absent from the list. However, the presence of 
<taxonomicName id="F38C4D7FE0745D6729AAB94A9C599219" box="[706,828,1593,1616]" class="Malacostraca" family="Gammaridae" genus="Echinogammarus" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyaneus">
<emphasis id="06F8EAEEE0745D6729AAB94A9C599219" box="[706,828,1593,1616]" italics="true" pageId="11" pageNumber="529">E. cyaneus</emphasis>
</taxonomicName>
at that depth remains doubtful because this species inhabits only narrow areas of the water edge and can also be found up to depths of 
<quantity id="F3749B19E0745D672F44B92F9B33923D" box="[1068,1110,1628,1653]" metricMagnitude="0" metricUnit="m" metricValue="5.0" pageId="11" pageNumber="529" unit="m" value="5.0">5 m</quantity>
(
<bibRefCitation id="501D4B0DE0745D672F0CB92F9A40923C" author="Bazikalova" box="[1124,1317,1628,1653]" pageId="11" pageNumber="529" refString="Bazikalova, A. Ya. (1945) Les Amphipodes du Baikal. Proceedings of the Baikal Limnological station USSR Academy of Sciences, 11, 1 - 440. [in Russian, with French summary]" type="journal article" year="1945">Bazikalova 1945</bibRefCitation>
; 
<bibRefCitation id="501D4B0DE0745D672E59B92F9E7492D1" author="Weinberg" pageId="11" pageNumber="529" refString="Weinberg, I. V., Kamaltynov, R. M., Timofeyev, M. A., Glyzina, O. Yu. &amp; Gavrilova, A. V. (2002) Biology and production of endemic Baikalian amphipod Eulimnogammarus cyaneus (Crustacea, Amphipoda). In: Ta k h t e e v, V. V. (E d.), Ecological, physiological and parasitological researches of the freshwater amphipods. Irkutsk State University Press, Irkutsk, pp. 59 - 66. [in Russian, with English summary]" type="book chapter" year="2002">
Weinberg 
<emphasis id="06F8EAEEE0745D672BFFB9F29FAA92D1" box="[151,207,1663,1688]" italics="true" pageId="11" pageNumber="529">et al.</emphasis>
2002
</bibRefCitation>
; 
<bibRefCitation id="501D4B0DE0745D672A74B90C9E9792D1" author="Govorukhina" box="[284,498,1663,1688]" pageId="11" pageNumber="529" refString="Govorukhina, E. B. (2005) Biology of reproduction, seasonal and diurnal dynamics of the populations of the litoral and sublitoral amphipod species in Lake Baikal, PhD Thesis. Irkutsk State University, Irkutsk, 19 pp. [in Russian]" type="book" year="2005">Govorukhina 2005</bibRefCitation>
, etc.).
</paragraph>
<paragraph id="343336FCE0745D672BAFB9D79E199361" blockId="11.[151,1437,151,2013]" pageId="11" pageNumber="529">
After the re-examination of 
<taxonomicName id="F38C4D7FE0745D672978B9D69DFA92F4" box="[528,671,1700,1725]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D672978B9D69DFA92F4" box="[528,671,1700,1725]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
specimens from the area of Solzan, it was found that one of the specimens (
<typeStatus id="EB37885EE0745D672A72B9B49EE092A9" box="[282,389,1735,1760]" pageId="11" pageNumber="529" type="lectotype">lectotype</typeStatus>
, ZIN 1/68949) was a female of the fifth stage and another (
<typeStatus id="EB37885EE0745D672F7FB9B49BD792A9" box="[1047,1202,1735,1760]" pageId="11" pageNumber="529" type="paralectotype">paralectotype</typeStatus>
, ZIN 2/88512) was a female of the second stage, indicating that at the moment of sampling, this species was approaching the end of the reproduction period.
</paragraph>
<paragraph id="343336FCE0745D602BAFB8479D5B949D" blockId="11.[151,1437,151,2013]" lastBlockId="12.[151,1436,151,213]" lastPageId="12" lastPageNumber="530" pageId="11" pageNumber="529">
As stated above, 
<bibRefCitation id="501D4B0DE0745D672AEEB8479D339304" author="Bazikalova" box="[390,598,1844,1869]" pageId="11" pageNumber="529" refString="Bazikalova, A. Ya. (1945) Les Amphipodes du Baikal. Proceedings of the Baikal Limnological station USSR Academy of Sciences, 11, 1 - 440. [in Russian, with French summary]" type="journal article" year="1945">Bazikalova (1945)</bibRefCitation>
described, under the name of 
<taxonomicName id="F38C4D7FE0745D6728C0B8469B539304" box="[936,1078,1844,1869]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D6728C0B8469B539304" box="[936,1078,1844,1869]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
, another species that appears to be 
<taxonomicName id="F38C4D7FE0745D672BD0B82A9EE99339" box="[184,396,1879,1904]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="messerschmidtii" status="sp. nov.">
<emphasis id="06F8EAEEE0745D672BD0B82A9EE99339" box="[184,396,1879,1904]" italics="true" pageId="11" pageNumber="529">E. messerschmidtii</emphasis>
</taxonomicName>
<emphasis id="06F8EAEEE0745D672AFBB8249EB79339" bold="true" box="[403,466,1879,1904]" pageId="11" pageNumber="529">
<taxonomicNameLabel id="1DCB5795E0745D672AFBB8249EB79339" box="[403,466,1879,1904]" pageId="11" pageNumber="529" rank="species">sp. n.</taxonomicNameLabel>
</emphasis>
(original materials of Bazikalova are absent in LIN and ZIN). Therefore, it is unlikely that the reports of 
<bibRefCitation id="501D4B0DE0745D672A1FB80F9D2E93DC" author="Bazikalova" box="[375,587,1916,1941]" pageId="11" pageNumber="529" refString="Bazikalova, A. Ya. (1945) Les Amphipodes du Baikal. Proceedings of the Baikal Limnological station USSR Academy of Sciences, 11, 1 - 440. [in Russian, with French summary]" type="journal article" year="1945">Bazikalova (1945)</bibRefCitation>
and of other authors (
<bibRefCitation id="501D4B0DE0745D672832B80F9B4193DC" author="Golyshkina" box="[858,1060,1916,1941]" pageId="11" pageNumber="529" refString="Golyshkina, R. A. (1963) Benthos of the Irkutsk water reservoir in the first years of its existence. Proceedings of the Institute of inland waters biology of the USSR Academy of Sciences, 6 (9), pp. 91 - 107. [in Russian]" type="journal article" year="1963">Golyshkina 1963</bibRefCitation>
; 
<bibRefCitation id="501D4B0DE0745D672F5CB80F9A6693DD" author="Kamaltynov" box="[1076,1283,1916,1941]" pageId="11" pageNumber="529" refString="Kamaltynov, R. M. (2001) Amphipoda: Gammaroidea. In: Timoshkin, O. A. (Ed.), Index of animal species inhabiting Lake Baikal and its catchment area. Vol. I. Lake Baikal. Book 1. &quot; Nauka &quot; Publ., Novosibirsk, pp. 572 - 831. [in Russian and English]" type="journal article" year="2001">Kamaltynov 2001</bibRefCitation>
) on the new locations of 
<taxonomicName id="F38C4D7FE0745D672A4CB8D29ED693F0" box="[292,435,1952,1977]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D672A4CB8D29ED693F0" box="[292,435,1952,1977]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
</taxonomicName>
are accurate. Obviously the determination of this species by 
<bibRefCitation id="501D4B0DE0745D672F02B8D39A5B93F0" author="Golyshkina" box="[1130,1342,1952,1977]" pageId="11" pageNumber="529" refString="Golyshkina, R. A. (1963) Benthos of the Irkutsk water reservoir in the first years of its existence. Proceedings of the Institute of inland waters biology of the USSR Academy of Sciences, 6 (9), pp. 91 - 107. [in Russian]" type="journal article" year="1963">Golyshkina (1963)</bibRefCitation>
for silts with the detritus in the Irkutsk water reservoir is erroneous. However, if 
<taxonomicName id="F38C4D7FE0745D6728A4B8B69A4C9394" authority="Sowinsky, 1915" authorityName="Sowinsky" authorityYear="1915" box="[972,1321,1988,2013]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="529" phylum="Arthropoda" rank="species" species="cyanoides">
<emphasis id="06F8EAEEE0745D6728A4B8B69B3F9394" box="[972,1114,1988,2013]" italics="true" pageId="11" pageNumber="529">E. cyanoides</emphasis>
(
<bibRefCitation id="501D4B0DE0745D672F02B8B79A459394" author="Sowinsky" box="[1130,1312,1988,2013]" pageId="11" pageNumber="529" refString="Sowinsky, V. K. (1915) Amphipoda of Lake Baikal. In: Zoological researches of Baikal. Vol. 9. No. 1. Kiev, 381 pp., 37 plates. [in Russian, part. German]" type="book" year="1915">Sowinsky, 1915</bibRefCitation>
)
</taxonomicName>
and some representatives of 
<taxonomicName id="F38C4D7FE0735D602A0BBFEA9D9694F9" authority="Bazikalova, 1945" authorityName="Bazikalova" authorityYear="1945" box="[355,755,151,176]" class="Malacostraca" family="Eulimnogammaridae" genus="Eulimnogammarus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="530" phylum="Arthropoda" rank="species" species="grandimanus">
<emphasis id="06F8EAEEE0735D602A0BBFEA9D7294F9" box="[355,535,151,176]" italics="true" pageId="12" pageNumber="530">E. grandimanus</emphasis>
(
<bibRefCitation id="501D4B0DE0735D60294DBFE49D8E94F9" author="Bazikalova" box="[549,747,151,176]" pageId="12" pageNumber="530" refString="Bazikalova, A. Ya. (1945) Les Amphipodes du Baikal. Proceedings of the Baikal Limnological station USSR Academy of Sciences, 11, 1 - 440. [in Russian, with French summary]" type="journal article" year="1945">Bazikalova, 1945</bibRefCitation>
)
</taxonomicName>
are synonymous, this species may be considered widespread in the Baikal littoral zone (
<quantity id="F3749B19E0735D602AAABFCF9D57949D" box="[450,562,188,213]" metricMagnitude="0" metricUnit="m" metricValue="7.75" metricValueMax="15.0" metricValueMin="0.5" pageId="12" pageNumber="530" unit="m" value="7.75" valueMax="15.0" valueMin="0.5">0.5–15 m</quantity>
).
</paragraph>
</subSubSection>
</treatment>
</document>