treatments-xml/data/50/4F/2D/504F2D6CFFDFFF8E97BEF39CFEBB1F4A.xml

<document id="987CCDBEC6850B34E859F87ABC09E55E" ID-DOI="10.5281/zenodo.196078" ID-GBIF-Dataset="3afa748f-2467-40ae-83ec-00984bfe7362" ID-ISSN="1175-5326" ID-Zenodo-Dep="196078" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460238428527" checkinUser="plazi" docAuthor="Fjellberg, Arne" docDate="2010" docId="504F2D6CFFDFFF8E97BEF39CFEBB1F4A" docLanguage="en" docName="zt02513p049.pdf" docOrigin="Zootaxa 2513" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Desoria triangularis Fjellberg, 2010, sp. n." docType="treatment" docVersion="13" lastPageNumber="34" masterDocId="AC765514FFD9FF899729F019FFC71D06" masterDocTitle="Cryophilic Isotomidae (Collembola) of the Northwestern Rocky Mountains, U. S. A." masterLastPageNumber="49" masterPageNumber="27" pageNumber="33" updateTime="1698239971832" updateUser="plazi">
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<mods:title id="E93FF3D28A684AF7604B8CE72492A6CC">Cryophilic Isotomidae (Collembola) of the Northwestern Rocky Mountains, U. S. A.</mods:title>
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<mods:namePart id="A522D86E1652B4CC3BD0EBCCFA177DD4">Fjellberg, Arne</mods:namePart>
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<mods:date id="E3570921B751DAFFBADEE1EFF9073011">2010</mods:date>
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<treatment id="504F2D6CFFDFFF8E97BEF39CFEBB1F4A" ID-DOI="http://doi.org/10.5281/zenodo.3509303" ID-GBIF-Taxon="119389105" ID-Zenodo-Dep="3509303" LSID="urn:lsid:plazi:treatment:504F2D6CFFDFFF8E97BEF39CFEBB1F4A" httpUri="http://treatment.plazi.org/id/504F2D6CFFDFFF8E97BEF39CFEBB1F4A" lastPageId="7" lastPageNumber="34" pageId="6" pageNumber="33">
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<paragraph id="D8599C7AFFDFFF8F97BEF39CFE121E99" blockId="6.[151,469,901,962]" box="[151,469,901,927]" pageId="6" pageNumber="33">
<heading id="83112B16FFDFFF8F97BEF39CFE121E99" bold="true" box="[151,469,901,927]" fontSize="11" level="1" pageId="6" pageNumber="33" reason="1">
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<taxonomicName id="1FE6E7F9FFDFFF8F97BEF39CFE4B1E99" box="[151,396,901,927]" class="Entognatha" family="Isotomidae" genus="Desoria" kingdom="Animalia" order="Collembola" pageId="6" pageNumber="33" phylum="Arthropoda" rank="species" species="triangularis" status="sp. nov.">
<emphasis id="EA924068FFDFFF8F97BEF39CFE4B1E99" bold="true" box="[151,396,901,927]" italics="true" pageId="6" pageNumber="33">Desoria triangularis</emphasis>
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<taxonomicNameLabel id="F1A1FD13FFDFFF8F96BAF39CFE121E99" box="[403,469,901,927]" pageId="6" pageNumber="33" rank="species">sp. n.</taxonomicNameLabel>
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</heading>
</paragraph>
<paragraph id="D8599C7AFFDFFF8F97BEF3B1FE7E1EC4" blockId="6.[151,469,901,962]" box="[151,441,936,962]" pageId="6" pageNumber="33">
(
<figureCitation id="40DD80FFFFDFFF8F97B6F3B1FEE91EC4" box="[159,302,936,962]" captionStart="FIGURES 30 – 56" captionStartId="8.[151,270,1639,1663]" captionTargetBox="[154,1430,187,1602]" captionTargetId="figure@8.[151,1436,183,1618]" captionTargetPageId="8" captionText="FIGURES 30 – 56. (30 – 34) Desoria triangularis sp. n., (35 – 43) Desoria ater sp. n., (44 – 49) Desoria garibaldii sp. n., (50 – 56) Desoria pilifrons sp. n., (30) &quot; double &quot; setal cover on th. 2, right side, (31) eye-field and PAO, right side, (32) right mucro, (33) claw, (34) left ant. 3 organ, (35) macrochaetae on abd. 3 – 6, (36) sensilla on left ant. 1, ventral (37) apical sensilla on left ant. 2, lateral, (38) ditto, ant. 3, (39) left side of abd. 2 with ciliated macrochaetae (M) and sensilla (s), (40) labrum and frontoclypeal field, (41) eye-field and PAO, individual ocelli marked A – H, (42) right mucro, (43) claw, (44) sensillary chaetotaxy, (45) sensilla on left ant. 1, lateral, (46) ditto, ant. 3, (47) claw, (48) eye-field and PAO, (49) right mucro, (50) head shape, (51) eye-field and PAO, (52) antennal tip, (53) labrum and frontoclypeal field, (54) right ant. 3 organ, dorsal, (55) left mucro, (56) claw." httpUri="https://zenodo.org/record/196080/files/figure.png" pageId="6" pageNumber="33">Figs. 30–34</figureCitation>
, 
<figureCitation id="40DD80FFFFDFFF8F9610F3B1FEA01EC4" box="[313,359,936,962]" captionStart="FIGURES 110 – 114" captionStartId="19.[151,273,809,833]" captionTargetBox="[199,1370,214,761]" captionTargetId="figure@19.[184,1403,194,788]" captionTargetPageId="19" captionText="FIGURES 110 – 114. black / white patterns on head and antennae in (110) Desoria triangularis sp. n., (111) Desoria albicornis sp. n., (112) Myopia alaskana from Juneau, Alaska, with antenna of a specimen from Haigh Glacier, Alberta (above), (113) Desoria ater sp. n., (114) Gnathisotoma spinolabris sp. n." httpUri="https://zenodo.org/record/196085/files/figure.png" pageId="6" pageNumber="33">110</figureCitation>
, 
<figureCitation id="40DD80FFFFDFFF8F965AF3B1FE761EC4" box="[371,433,936,962]" captionStart="FIGURE 115. A – H" captionStartId="21.[151,256,1770,1794]" captionTargetBox="[151,1436,339,1721]" captionTargetId="figure@21.[151,1436,306,1749]" captionTargetPageId="21" captionText="FIGURE 115. A – H, habitus of (A) Myopia alaskana from Juneau, Alaska (a) and Bow Glacier, Washington (b). Note the difference in colour of the antennae; (B) Desoria uniens from Comox Glacier, Vancouver Island; (C) Desoria albicornis sp. n. from Juneau, Alaska; (D) Desoria ater sp. n. from Juneau, Alaska; (E) Desoria triangularis sp. n. from Triangle Peak, Alaska. Note the triangular white spots between the eyes; (F) Desoria garibaldii sp. n. from Easton Glacier, Washington; (G) Gnathisotoma spinolabris sp. n. paratype from Juneau, Alaska, in dorsal (a) and lateral (b) views. Note the crown-shaped white figure between the eyes; (H) Desoria cryophila sp. n. holotype from Kananaskis, Alberta." httpUri="https://zenodo.org/record/196086/files/figure.png" pageId="6" pageNumber="33">115E</figureCitation>
)
</paragraph>
</subSubSection>
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<paragraph id="D8599C7AFFDFFF8F97BEF3ECFCEE195B" blockId="6.[151,1437,1011,2019]" pageId="6" pageNumber="33">
<emphasis id="EA924068FFDFFF8F97BEF3ECFE971909" bold="true" box="[151,336,1013,1039]" pageId="6" pageNumber="33">
<typeStatus id="075D22D8FFDFFF8F97BEF3ECFF101909" box="[151,215,1013,1039]" pageId="6" pageNumber="33">Type</typeStatus>
material
</emphasis>
. 
<typeStatus id="075D22D8FFDFFF8F9648F3ECFE131909" box="[353,468,1013,1039]" pageId="6" pageNumber="33" type="holotype">Holotype</typeStatus>
(alc.) from &quot;Alaska. Richardson Hwy., N of Paxson. Triangle Peak, 
<geoCoordinate id="BDD2FABDFFDFFF8F921BF3ECFA5F1909" box="[1330,1432,1011,1039]" direction="north" orientation="latitude" pageId="6" pageNumber="33" precision="925" value="63.4">63o24'N</geoCoordinate>
, 
<geoCoordinate id="BDD2FABDFFDFFF8F97BEF407FECC193E" box="[151,267,1051,1080]" direction="west" orientation="longitude" pageId="6" pageNumber="33" precision="925" value="-145.51666">145o31'W</geoCoordinate>
, 
<date id="AC58BABAFFDFFF8F9631F407FE7F193E" box="[280,440,1054,1080]" pageId="6" pageNumber="33" value="1980-08-09">09.VIII.1980</date>
. Wet moss near snow, 
<quantity id="1F1E319FFFDFFF8F95E1F407FCED193E" box="[712,810,1054,1080]" metricMagnitude="3" metricUnit="m" metricValue="1.6" pageId="6" pageNumber="33" unit="m" value="1600.0">1,600 m</quantity>
alt. A. Fjellberg 144/80.&quot; 
<typeStatus id="075D22D8FFDFFF8F9341F407FB18193E" box="[1128,1247,1054,1080]" pageId="6" pageNumber="33" type="paratype">Paratypes</typeStatus>
, two specimens (slide), male and female, from the same sample (
<collectionCode id="BEF704BFFFDFFF8F95FBF45AFCDB195B" LSID="urn:lsid:biocol.org:col:34797" box="[722,796,1091,1117]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34797" name="Illinois Natural History Survey" pageId="6" pageNumber="33">INHS</collectionCode>
).
</paragraph>
</subSubSection>
<subSubSection id="90FCCFF1FFDFFF8E97EDF471FA891DFA" lastPageId="7" lastPageNumber="34" pageId="6" pageNumber="33" type="description">
<paragraph id="D8599C7AFFDFFF8E97EDF471FA891DFA" blockId="6.[151,1437,1011,2019]" lastBlockId="7.[151,1436,152,588]" lastPageId="7" lastPageNumber="34" pageId="6" pageNumber="33">
<emphasis id="EA924068FFDFFF8F97EDF471FE9B1984" bold="true" box="[196,348,1128,1154]" pageId="6" pageNumber="33">Description</emphasis>
. Body size up to 
<quantity id="1F1E319FFFDFFF8F9510F470FD5B1985" box="[569,668,1129,1155]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" pageId="6" pageNumber="33" unit="mm" value="1.2">1.2 mm</quantity>
. Body shape cylindrical, rather stout (
<figureCitation id="40DD80FFFFDFFF8F935EF470FB301985" box="[1143,1271,1129,1155]" captionStart="FIGURE 115. A – H" captionStartId="21.[151,256,1770,1794]" captionTargetBox="[151,1436,339,1721]" captionTargetId="figure@21.[151,1436,306,1749]" captionTargetPageId="21" captionText="FIGURE 115. A – H, habitus of (A) Myopia alaskana from Juneau, Alaska (a) and Bow Glacier, Washington (b). Note the difference in colour of the antennae; (B) Desoria uniens from Comox Glacier, Vancouver Island; (C) Desoria albicornis sp. n. from Juneau, Alaska; (D) Desoria ater sp. n. from Juneau, Alaska; (E) Desoria triangularis sp. n. from Triangle Peak, Alaska. Note the triangular white spots between the eyes; (F) Desoria garibaldii sp. n. from Easton Glacier, Washington; (G) Gnathisotoma spinolabris sp. n. paratype from Juneau, Alaska, in dorsal (a) and lateral (b) views. Note the crown-shaped white figure between the eyes; (H) Desoria cryophila sp. n. holotype from Kananaskis, Alberta." httpUri="https://zenodo.org/record/196086/files/figure.png" pageId="6" pageNumber="33">Fig. 115E</figureCitation>
). Head shape normal. Abd. 5–6 fused without clear break in setal cover. Colour bluish or greenish black, legs and furca bluish grey. Antennae white, except the first segment which is bluish grey. Occipital area of head with two large triangular white spots (
<figureCitation id="40DD80FFFFDFFF8F96C6F4C0FD9F19F5" box="[495,600,1241,1267]" captionStart="FIGURES 110 – 114" captionStartId="19.[151,273,809,833]" captionTargetBox="[199,1370,214,761]" captionTargetId="figure@19.[184,1403,194,788]" captionTargetPageId="19" captionText="FIGURES 110 – 114. black / white patterns on head and antennae in (110) Desoria triangularis sp. n., (111) Desoria albicornis sp. n., (112) Myopia alaskana from Juneau, Alaska, with antenna of a specimen from Haigh Glacier, Alberta (above), (113) Desoria ater sp. n., (114) Gnathisotoma spinolabris sp. n." httpUri="https://zenodo.org/record/196085/files/figure.png" pageId="6" pageNumber="33">Fig. 110</figureCitation>
); in addition head and body with diffuse blue-grey marks in the spots that usually mark muscular incisions. Ocelli 6+6 (A–F), a small G-ocellus may also be present. PAO elongated, as long as diameter of nearest ocellus. Two setae associated with PAO (
<figureCitation id="40DD80FFFFDFFF8F9359F53AFB0E183B" box="[1136,1225,1315,1341]" captionStart="FIGURES 30 – 56" captionStartId="8.[151,270,1639,1663]" captionTargetBox="[154,1430,187,1602]" captionTargetId="figure@8.[151,1436,183,1618]" captionTargetPageId="8" captionText="FIGURES 30 – 56. (30 – 34) Desoria triangularis sp. n., (35 – 43) Desoria ater sp. n., (44 – 49) Desoria garibaldii sp. n., (50 – 56) Desoria pilifrons sp. n., (30) &quot; double &quot; setal cover on th. 2, right side, (31) eye-field and PAO, right side, (32) right mucro, (33) claw, (34) left ant. 3 organ, (35) macrochaetae on abd. 3 – 6, (36) sensilla on left ant. 1, ventral (37) apical sensilla on left ant. 2, lateral, (38) ditto, ant. 3, (39) left side of abd. 2 with ciliated macrochaetae (M) and sensilla (s), (40) labrum and frontoclypeal field, (41) eye-field and PAO, individual ocelli marked A – H, (42) right mucro, (43) claw, (44) sensillary chaetotaxy, (45) sensilla on left ant. 1, lateral, (46) ditto, ant. 3, (47) claw, (48) eye-field and PAO, (49) right mucro, (50) head shape, (51) eye-field and PAO, (52) antennal tip, (53) labrum and frontoclypeal field, (54) right ant. 3 organ, dorsal, (55) left mucro, (56) claw." httpUri="https://zenodo.org/record/196080/files/figure.png" pageId="6" pageNumber="33">Fig. 31</figureCitation>
). Ant. 1 with two short ventroapical sensilla and about 8 longer setaceous sensilla. Ant. 2 with one curved enlarged sensillum in ventroapical position. Ant. 3 organ with 4 dorsal sensilla and 3 (one small) lateral ones. No additional sensilla (
<figureCitation id="40DD80FFFFDFFF8F9789F58AFF3D18AB" box="[160,250,1427,1453]" captionStart="FIGURES 30 – 56" captionStartId="8.[151,270,1639,1663]" captionTargetBox="[154,1430,187,1602]" captionTargetId="figure@8.[151,1436,183,1618]" captionTargetPageId="8" captionText="FIGURES 30 – 56. (30 – 34) Desoria triangularis sp. n., (35 – 43) Desoria ater sp. n., (44 – 49) Desoria garibaldii sp. n., (50 – 56) Desoria pilifrons sp. n., (30) &quot; double &quot; setal cover on th. 2, right side, (31) eye-field and PAO, right side, (32) right mucro, (33) claw, (34) left ant. 3 organ, (35) macrochaetae on abd. 3 – 6, (36) sensilla on left ant. 1, ventral (37) apical sensilla on left ant. 2, lateral, (38) ditto, ant. 3, (39) left side of abd. 2 with ciliated macrochaetae (M) and sensilla (s), (40) labrum and frontoclypeal field, (41) eye-field and PAO, individual ocelli marked A – H, (42) right mucro, (43) claw, (44) sensillary chaetotaxy, (45) sensilla on left ant. 1, lateral, (46) ditto, ant. 3, (47) claw, (48) eye-field and PAO, (49) right mucro, (50) head shape, (51) eye-field and PAO, (52) antennal tip, (53) labrum and frontoclypeal field, (54) right ant. 3 organ, dorsal, (55) left mucro, (56) claw." httpUri="https://zenodo.org/record/196080/files/figure.png" pageId="6" pageNumber="33">Fig. 34</figureCitation>
). Ant. 4 with simple subapical pin seta, subapical organite as an apically expanded rod set in a pit. Labral chaetotaxy 4/554, setae normal, not spine-like. Apical edge of labrum with 4 sharp folds and a composite ventroapical ciliation. Central frontoclypeal field with 6–8 setae, two setae above posterior corner of labrum. Maxillary palp bifurcate, 4 sublobal setae. Labial palps unmodified, with terminal setae of the papillae as long as the inner guard setae; guard e7 present. Hypostomal setae normal. H long and straight, sub equal to h1 and h2. Basal fields of labrum with 4 median and 5 lateral setae. Head with 4+4 postlabial setae along ventral line. Mandibles normal, strong. Maxillae unmodified, with strong 3-toothed capitulum and 6 finely denticulate lamellae of which Lam.1 reaches tip of capitulum. Body integument smooth, without visible granulation. Setal cover of body very dense, &quot;double&quot;, with short and long setae (
<figureCitation id="40DD80FFFFDFFF8F9356F6DDFB1A1BD8" box="[1151,1245,1732,1758]" captionStart="FIGURES 30 – 56" captionStartId="8.[151,270,1639,1663]" captionTargetBox="[154,1430,187,1602]" captionTargetId="figure@8.[151,1436,183,1618]" captionTargetPageId="8" captionText="FIGURES 30 – 56. (30 – 34) Desoria triangularis sp. n., (35 – 43) Desoria ater sp. n., (44 – 49) Desoria garibaldii sp. n., (50 – 56) Desoria pilifrons sp. n., (30) &quot; double &quot; setal cover on th. 2, right side, (31) eye-field and PAO, right side, (32) right mucro, (33) claw, (34) left ant. 3 organ, (35) macrochaetae on abd. 3 – 6, (36) sensilla on left ant. 1, ventral (37) apical sensilla on left ant. 2, lateral, (38) ditto, ant. 3, (39) left side of abd. 2 with ciliated macrochaetae (M) and sensilla (s), (40) labrum and frontoclypeal field, (41) eye-field and PAO, individual ocelli marked A – H, (42) right mucro, (43) claw, (44) sensillary chaetotaxy, (45) sensilla on left ant. 1, lateral, (46) ditto, ant. 3, (47) claw, (48) eye-field and PAO, (49) right mucro, (50) head shape, (51) eye-field and PAO, (52) antennal tip, (53) labrum and frontoclypeal field, (54) right ant. 3 organ, dorsal, (55) left mucro, (56) claw." httpUri="https://zenodo.org/record/196080/files/figure.png" pageId="6" pageNumber="33">Fig. 30</figureCitation>
). Macrochaetae clearly differentiated on abdomen, but not long. Median macrochaetae on abd. 5 about 1.7 as long as inner length of last claw. Sensilla on the tergites hard to distinguish from ordinary short setae and formula unclear, but numbers appear to be low, probably 4–5 on anterior abdominal segments. Formula of spine-like microsensilla appears like 10/001 but must be verified. Ventral tube with 1+1 frontal, 4+4 lateral and 4 caudal setae (only two specimens examined). Retinaculum with 4+4 teeth and 4–5 setae. Manubrium with blunt apical teeth, 1+1(2) short ventroapical setae. Central field of ventral side densely piles (more than 50 setae). Dens with 8–9 dorsal setae in proximal half; ventroapical seta not prolonged. Mucro short and compact, with 5 sharp teeth; inner lateral lamella transformed to a secondary tooth; lateral seta absent (
<figureCitation id="40DD80FFFFDEFF8E9390F081FAD31DB4" box="[1209,1300,152,178]" captionStart="FIGURES 30 – 56" captionStartId="8.[151,270,1639,1663]" captionTargetBox="[154,1430,187,1602]" captionTargetId="figure@8.[151,1436,183,1618]" captionTargetPageId="8" captionText="FIGURES 30 – 56. (30 – 34) Desoria triangularis sp. n., (35 – 43) Desoria ater sp. n., (44 – 49) Desoria garibaldii sp. n., (50 – 56) Desoria pilifrons sp. n., (30) &quot; double &quot; setal cover on th. 2, right side, (31) eye-field and PAO, right side, (32) right mucro, (33) claw, (34) left ant. 3 organ, (35) macrochaetae on abd. 3 – 6, (36) sensilla on left ant. 1, ventral (37) apical sensilla on left ant. 2, lateral, (38) ditto, ant. 3, (39) left side of abd. 2 with ciliated macrochaetae (M) and sensilla (s), (40) labrum and frontoclypeal field, (41) eye-field and PAO, individual ocelli marked A – H, (42) right mucro, (43) claw, (44) sensillary chaetotaxy, (45) sensilla on left ant. 1, lateral, (46) ditto, ant. 3, (47) claw, (48) eye-field and PAO, (49) right mucro, (50) head shape, (51) eye-field and PAO, (52) antennal tip, (53) labrum and frontoclypeal field, (54) right ant. 3 organ, dorsal, (55) left mucro, (56) claw." httpUri="https://zenodo.org/record/196080/files/figure.png" pageId="7" pageNumber="34">Fig. 32</figureCitation>
). Tibiotarsi with 11 apical setae (A1–7, T1–4), all acuminate. Legs shortened, inner side of tib.1–2 with 3+3 setae along median line (as 
<figureCitation id="40DD80FFFFDEFF8E9678F0FBFE6E1DFA" box="[337,425,226,252]" captionStart="FIGURES 57 – 77" captionStartId="14.[151,270,1589,1613]" captionTargetBox="[159,1433,207,1545]" captionTargetId="figure@14.[151,1436,197,1568]" captionTargetPageId="14" captionText="FIGURES 57 – 77. (57 – 63) Desoria cryophila sp. n., (64 – 70) Desoria rosea sp. nov., (71 – 76) Desoria olympica sp. n., (77) Desoria capra sp. n., (57) sensillary chaetotaxy, positions of macrochaetae indicated, (58) eye-field and PAO, (59) left mucro, (60) sensilla on ventral side of right ant. 1, (61) ditto, right ant. 3, dorsal, (62) ditto, right ant. 2, lateral, (63) setae along midline on inner side of tib. 1, (64) eye-field and PAO, (65) sensilla on right ant. 2, lateral. es: erect sensilla, (66) ditto, ant. 3, (67) setae in right basomedian field of labium, the additional 5 th. seta encircled, (68) right mucro, lateral, (69) ditto, dorsal, with the secondary inner tooth formed by the truncated inner lamella marked, (70) dorsal setae in basal half of dens, (71) sensillary chaetotaxy, positions of macrochaetae indicated, (72) setae along midline on inner side of tib. 1, (73) left mucro and apical part of dens, (74) ventral side of manubrium, (75) eye-field and PAO, (76) labrum and frontoclypeal field, (77) right maxilla with details of capitular teeth (mt: membranous tooth)." httpUri="https://zenodo.org/record/196081/files/figure.png" pageId="7" pageNumber="34">Fig. 72</figureCitation>
). Claws small, inner and lateral teeth absent on unguis (
<figureCitation id="40DD80FFFFDEFF8E931FF0FBFB491DFA" box="[1078,1166,226,252]" captionStart="FIGURES 30 – 56" captionStartId="8.[151,270,1639,1663]" captionTargetBox="[154,1430,187,1602]" captionTargetId="figure@8.[151,1436,183,1618]" captionTargetPageId="8" captionText="FIGURES 30 – 56. (30 – 34) Desoria triangularis sp. n., (35 – 43) Desoria ater sp. n., (44 – 49) Desoria garibaldii sp. n., (50 – 56) Desoria pilifrons sp. n., (30) &quot; double &quot; setal cover on th. 2, right side, (31) eye-field and PAO, right side, (32) right mucro, (33) claw, (34) left ant. 3 organ, (35) macrochaetae on abd. 3 – 6, (36) sensilla on left ant. 1, ventral (37) apical sensilla on left ant. 2, lateral, (38) ditto, ant. 3, (39) left side of abd. 2 with ciliated macrochaetae (M) and sensilla (s), (40) labrum and frontoclypeal field, (41) eye-field and PAO, individual ocelli marked A – H, (42) right mucro, (43) claw, (44) sensillary chaetotaxy, (45) sensilla on left ant. 1, lateral, (46) ditto, ant. 3, (47) claw, (48) eye-field and PAO, (49) right mucro, (50) head shape, (51) eye-field and PAO, (52) antennal tip, (53) labrum and frontoclypeal field, (54) right ant. 3 organ, dorsal, (55) left mucro, (56) claw." httpUri="https://zenodo.org/record/196080/files/figure.png" pageId="7" pageNumber="34">Fig. 33</figureCitation>
). Males present.
</paragraph>
</subSubSection>
<subSubSection id="90FCCFF1FFDEFF8E97EDF11EFF111C41" pageId="7" pageNumber="34" type="etymology">
<paragraph id="D8599C7AFFDEFF8E97EDF11EFF111C41" blockId="7.[151,1436,152,588]" pageId="7" pageNumber="34">
<emphasis id="EA924068FFDEFF8E97EDF11EFE8E1C27" bold="true" box="[196,329,263,289]" pageId="7" pageNumber="34">Etymology</emphasis>
. The name refers to both the 
<typeStatus id="075D22D8FFDEFF8E95B6F111FD151C24" box="[671,722,264,290]" pageId="7" pageNumber="34">type</typeStatus>
locality (Triangle Peak) and the triangular white spots on the head.
</paragraph>
</subSubSection>
<subSubSection id="90FCCFF1FFDEFF8E97EDF14BFB6B1F04" pageId="7" pageNumber="34" type="discussion">
<paragraph id="D8599C7AFFDEFF8E97EDF14BFB6B1F04" blockId="7.[151,1436,152,588]" pageId="7" pageNumber="34">
<emphasis id="EA924068FFDEFF8E97EDF14BFE8F1C6A" bold="true" box="[196,328,338,364]" pageId="7" pageNumber="34">Discussion</emphasis>
. The outstanding character of this species is the strikingly &quot;double&quot; cover of seta on the body which separates it from all other cryophilic 
<emphasis id="EA924068FFDEFF8E95BEF161FC631C97" box="[663,932,376,401]" italics="true" pageId="7" pageNumber="34">
<taxonomicName id="1FE6E7F9FFDEFF8E95BEF161FD341C97" box="[663,755,376,401]" class="Entognatha" family="Isotomidae" genus="Desoria" kingdom="Animalia" order="Collembola" pageId="7" pageNumber="34" phylum="Arthropoda" rank="genus">Desoria</taxonomicName>
/ 
<taxonomicName id="1FE6E7F9FFDEFF8E9428F161FC631C97" box="[769,932,376,401]" class="Entognatha" family="Isotomidae" genus="Gnathisotoma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Collembola" pageId="7" pageNumber="34" phylum="Arthropoda" rank="genus">Gnathisotoma</taxonomicName>
</emphasis>
which are dark with white antennae. From 
<taxonomicName id="1FE6E7F9FFDEFF8E97BEF184FEC91CB0" box="[151,270,413,438]" class="Entognatha" family="Isotomidae" genus="Desoria" kingdom="Animalia" order="Collembola" pageId="7" pageNumber="34" phylum="Arthropoda" rank="species" species="albicornis">
<emphasis id="EA924068FFDEFF8E97BEF184FEC91CB0" box="[151,270,413,438]" italics="true" pageId="7" pageNumber="34">albicornis</emphasis>
</taxonomicName>
it differs by having two triangular pale spots on head, rather than four small spots. Also abd. 5-6 are completely fused while they are weakly separated in 
<taxonomicName id="1FE6E7F9FFDEFF8E942DF1DBFCBC1CDD" box="[772,891,450,475]" class="Entognatha" family="Isotomidae" genus="Desoria" kingdom="Animalia" order="Collembola" pageId="7" pageNumber="34" phylum="Arthropoda" rank="species" species="albicornis">
<emphasis id="EA924068FFDEFF8E942DF1DBFCBC1CDD" box="[772,891,450,475]" italics="true" pageId="7" pageNumber="34">albicornis</emphasis>
</taxonomicName>
. The absence of the spine-like microsensillum on th. 
<quantity id="1F1E319FFFDEFF8E97C8F1F1FEC91F04" box="[225,270,488,514]" metricMagnitude="-2" metricUnit="m" metricValue="7.62" pageId="7" pageNumber="34" unit="in" value="3.0">3 in</quantity>
<taxonomicName id="1FE6E7F9FFDEFF8E963CF1F1FE661F07" box="[277,417,488,513]" class="Entognatha" family="Isotomidae" genus="Desoria" kingdom="Animalia" order="Collembola" pageId="7" pageNumber="34" phylum="Arthropoda" rank="species" species="triangularis">
<emphasis id="EA924068FFDEFF8E963CF1F1FE661F07" box="[277,417,488,513]" italics="true" pageId="7" pageNumber="34">triangularis</emphasis>
</taxonomicName>
may also be a distinctive character, but a verification is necessary.
</paragraph>
</subSubSection>
<subSubSection id="90FCCFF1FFDEFF8E97EDF214FEBB1F4A" pageId="7" pageNumber="34" type="distribution">
<paragraph id="D8599C7AFFDEFF8E97EDF214FEBB1F4A" blockId="7.[151,1436,152,588]" pageId="7" pageNumber="34">
<emphasis id="EA924068FFDEFF8E97EDF214FE311F21" bold="true" box="[196,502,525,551]" pageId="7" pageNumber="34">Distribution and ecology</emphasis>
. So far only known from the 
<typeStatus id="075D22D8FFDEFF8E947BF214FC431F21" box="[850,900,525,551]" pageId="7" pageNumber="34">type</typeStatus>
locality in the alpine region of the mountains of southern Alaska.
</paragraph>
</subSubSection>
</treatment>
</document>