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<mods:title id="8CEBC98B7BA7492ADBA5A9C3864C7AAD">Freshwater Dalyelliidae from the Nearctic (Platyhelminthes, Rhabdocoela): new taxa and records from Ontario, Canada and Michigan and Alabama, USA</mods:title>
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<treatment id="03F287A1FFDF97501D9BFC82FB5EFF17" ID-DOI="http://doi.org/10.5281/zenodo.6190531" ID-GBIF-Taxon="119422142" ID-Zenodo-Dep="6190531" LSID="urn:lsid:plazi:treatment:03F287A1FFDF97501D9BFC82FB5EFF17" httpUri="http://treatment.plazi.org/id/03F287A1FFDF97501D9BFC82FB5EFF17" lastPageId="18" lastPageNumber="19" pageId="16" pageNumber="17">
<subSubSection id="C341653CFFDF97521D9BFC82FE31FBDF" pageId="16" pageNumber="17" type="nomenclature">
<paragraph id="8BE436B7FFDF97521D9BFC82FC3BFD59" blockId="16.[151,903,824,884]" box="[151,903,824,851]" pageId="16" pageNumber="17">
<heading id="D0AC81DBFFDF97521D9BFC82FC3BFD59" bold="true" box="[151,903,824,851]" fontSize="11" level="1" pageId="16" pageNumber="17" reason="1">
<taxonomicName id="4C5B4D34FFDF97521D9BFC82FC3BFD59" ID-CoL="3FZVL" authority="(Fuhrmann, 1894) Ruebush &amp; Hayes, 1939" authorityName="(Fuhrmann, 1894) Ruebush &amp; Hayes" authorityYear="1939" box="[151,903,824,851]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="16" pageNumber="17" phylum="Platyhelminthes" rank="species" species="rubra">
<emphasis id="B92FEAA5FFDF97521D9BFC82FC3BFD59" bold="true" box="[151,903,824,851]" pageId="16" pageNumber="17">
<emphasis id="B92FEAA5FFDF97521D9BFC82FED5FD58" bold="true" box="[151,361,825,851]" italics="true" pageId="16" pageNumber="17">Gieysztoria rubra</emphasis>
(
<bibRefCitation id="EFCA4B46FFDF97521C75FC83FDF0FD59" author="Fuhrmann" box="[377,588,824,850]" pageId="16" pageNumber="17" refString="Fuhrmann, O. (1894) Die Turbellarien der Umgebung von Basel. Revue suisse de Zoologie, 2, 213 - 292." type="journal article" year="1894">Fuhrmann, 1894</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDF97521F50FC83FC3BFD59" author="Ruebush" box="[604,903,824,850]" pageId="16" pageNumber="17" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8BE436B7FFDF97521D9BFCE7FE97FD7F" blockId="16.[151,903,824,884]" box="[151,299,860,884]" pageId="16" pageNumber="17">
(
<figureCitation id="13602A32FFDF97521D93FCE7FF57FD7F" box="[159,235,860,884]" captionStart="FIGURE 6" captionStartId="17.[151,250,1294,1317]" captionTargetBox="[151,1436,196,1272]" captionTargetId="figure@17.[151,1436,193,1273]" captionTargetPageId="17" captionText="FIGURE 6. Gieysztoria rubra (Fuhrmann, 1894) Ruebush &amp; Hayes, 1939 (A) Squeezed live animal, dorsal view. (B) Detail of the genital system in a live animal. (C) Stylet. Gieysztoria dodgei (Graff, 1911) Ruebush &amp; Hayes, 1939 (D F) Stylets." httpUri="https://zenodo.org/record/207610/files/figure.png" pageId="16" pageNumber="17">Figs. 6</figureCitation>
AC)
</paragraph>
<paragraph id="8BE436B7FFDF97521D9BFC25FE4FFDB9" blockId="16.[151,997,925,1070]" box="[151,499,925,947]" pageId="16" pageNumber="17">
syn.
<emphasis id="B92FEAA5FFDF97521DCAFC25FEFFFDB8" box="[198,323,925,947]" italics="true" pageId="16" pageNumber="17">Vo rt e x r u be r</emphasis>
<bibRefCitation id="EFCA4B46FFDF97521C40FC26FE4FFDB9" author="Fuhrmann" box="[332,499,925,947]" pageId="16" pageNumber="17" refString="Fuhrmann, O. (1894) Die Turbellarien der Umgebung von Basel. Revue suisse de Zoologie, 2, 213 - 292." type="journal article" year="1894">Fuhrmann, 1894</bibRefCitation>
</paragraph>
<paragraph id="8BE436B7FFDF97521D9BFC06FD23FDDA" blockId="16.[151,997,925,1070]" box="[151,671,955,978]" pageId="16" pageNumber="17">
syn.
<taxonomicName id="4C5B4D34FFDF97521DCAFC07FD23FDDA" authority="(Fuhrmann, 1894) Graff, 1904" authorityName="(Fuhrmann, 1894) Graff" authorityYear="1904" box="[198,671,955,978]" class="Rhabditophora" family="Dalyelliidae" genus="Dalyellia" kingdom="Animalia" order="Rhabdocoela" pageId="16" pageNumber="17" phylum="Platyhelminthes" rank="species" species="rubra">
<emphasis id="B92FEAA5FFDF97521DCAFC07FED8FDD9" box="[198,356,956,978]" italics="true" pageId="16" pageNumber="17">Dalyellia rubra</emphasis>
(
<bibRefCitation id="EFCA4B46FFDF97521C7EFC00FDA0FDD9" author="Fuhrmann" box="[370,540,955,978]" pageId="16" pageNumber="17" refString="Fuhrmann, O. (1894) Die Turbellarien der Umgebung von Basel. Revue suisse de Zoologie, 2, 213 - 292." type="journal article" year="1894">Fuhrmann, 1894</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDF97521F26FC00FD23FDDA" author="Graff" box="[554,671,955,977]" pageId="16" pageNumber="17" refString="Graff, L. von (1904 - 1908) Acoela und Rhabdocoelida. In: Bronn, H. G. (Ed.), Klassen und Ordnungen des Thierreichs, Band IV (Vermes), Abtheilung Ic (Turbellaria), C. F. Winter'sche Verlagshandlung, Leipzig, pp. I - XXII + 1733 - 2599, Tafel I - XXX." type="book chapter" year="1904">Graff, 1904</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="8BE436B7FFDF97521D9BFC60FCBDFDFB" blockId="16.[151,997,925,1070]" box="[151,769,986,1009]" pageId="16" pageNumber="17">
syn.
<taxonomicName id="4C5B4D34FFDF97521DCAFC61FCBDFDFB" authority="(Fuhrmann, 1894) Gieysztor, 1939" authorityName="(Fuhrmann, 1894) Gieysztor" authorityYear="1939" box="[198,769,986,1009]" class="Rhabditophora" family="Dalyelliidae" genus="Microdalyellia" kingdom="Animalia" order="Rhabdocoela" pageId="16" pageNumber="17" phylum="Platyhelminthes" rank="species" species="rubra">
<emphasis id="B92FEAA5FFDF97521DCAFC61FE27FDFB" box="[198,411,986,1008]" italics="true" pageId="16" pageNumber="17">Microdalyellia rubra</emphasis>
(
<bibRefCitation id="EFCA4B46FFDF97521CA5FC61FDE8FDFA" author="Fuhrmann" box="[425,596,986,1009]" pageId="16" pageNumber="17" refString="Fuhrmann, O. (1894) Die Turbellarien der Umgebung von Basel. Revue suisse de Zoologie, 2, 213 - 292." type="journal article" year="1894">Fuhrmann, 1894</bibRefCitation>
) Gieysztor, 1939
</taxonomicName>
</paragraph>
<paragraph id="8BE436B7FFDF97521D9BFC41FC63FA25" blockId="16.[151,997,925,1070]" pageId="16" pageNumber="17">
syn.
<taxonomicName id="4C5B4D34FFDF97521DCAFC42FC59FA04" authority="(Fuhrmann, 1894) Ruebush &amp; Hayes, 1939" authorityName="(Fuhrmann, 1894) Ruebush &amp; Hayes" authorityYear="1939" box="[198,997,1017,1040]" class="Rhabditophora" family="Dalyelliidae" genus="Microdalyellia" kingdom="Animalia" order="Rhabdocoela" pageId="16" pageNumber="17" phylum="Platyhelminthes" rank="species" species="rubra" subGenus="Gieysztoria">
<emphasis id="B92FEAA5FFDF97521DCAFC42FD94FA04" box="[198,552,1017,1039]" italics="true" pageId="16" pageNumber="17">Microdalyellia (Gieysztoria) rubra</emphasis>
(
<bibRefCitation id="EFCA4B46FFDF97521F39FC42FD63FA1B" author="Fuhrmann" box="[565,735,1017,1040]" pageId="16" pageNumber="17" refString="Fuhrmann, O. (1894) Die Turbellarien der Umgebung von Basel. Revue suisse de Zoologie, 2, 213 - 292." type="journal article" year="1894">Fuhrmann, 1894</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDF97521FE1FC42FC59FA04" author="Ruebush" box="[749,997,1017,1039]" pageId="16" pageNumber="17" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
</taxonomicName>
syn.
<taxonomicName id="4C5B4D34FFDF97521DCAFBA3FCD6FA25" authority="(Hofsten, 1907) Marcus, 1946" authorityName="(Hofsten, 1907) Marcus" authorityYear="1946" box="[198,874,1048,1070]" class="Rhabditophora" family="Dalyelliidae" genus="Microdalyellia" kingdom="Animalia" order="Rhabdocoela" pageId="16" pageNumber="17" phylum="Platyhelminthes" rank="species" species="ornata" subGenus="Gieysztoria">
<emphasis id="B92FEAA5FFDF97521DCAFBA3FD8EFA25" box="[198,562,1048,1070]" italics="true" pageId="16" pageNumber="17">Microdalyellia (Gieysztoria) ornata</emphasis>
(
<bibRefCitation id="EFCA4B46FFDF97521F33FBA3FD6DFA25" author="Hofsten" box="[575,721,1048,1070]" pageId="16" pageNumber="17" refString="Hofsten, N. von (1907) Studien uber Turbellarien aus dem Berner Oberland. Zeitschrift fur Wissenschaftlichen Zoologie, 85, 391 - 654." type="journal article" year="1907">Hofsten, 1907</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDF97521FD3FBA2FCD6FA25" author="Marcus" box="[735,874,1048,1070]" pageId="16" pageNumber="17" refString="Marcus, E. (1946) Sobre Turbellaria Brasileiros. Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 11, 5 - 254." type="journal article" year="1946">Marcus, 1946</bibRefCitation>
</taxonomicName>
(uncertain)
</paragraph>
<paragraph id="8BE436B7FFDF97521D9BFBEFFCF4FA84" blockId="16.[151,1436,1107,2033]" pageId="16" pageNumber="17">
<emphasis id="B92FEAA5FFDF97521D9BFBEFFE8CFA67" bold="true" box="[151,304,1107,1132]" pageId="16" pageNumber="17">New locality.</emphasis>
Blackwell Run, Madison County, Alabama,
<collectingCountry id="F34C7627FFDF97521E25FBEFFCDDFA67" box="[809,865,1108,1132]" name="United States of America" pageId="16" pageNumber="17">USA</collectingCountry>
(
<geoCoordinate id="EE6F5070FFDF97521E7DFBEFFC41FA67" box="[881,1021,1108,1132]" direction="north" orientation="latitude" pageId="16" pageNumber="17" precision="15" value="34.564167">34°3351”N</geoCoordinate>
,
<geoCoordinate id="EE6F5070FFDF97521905FBEFFB21FA67" box="[1033,1181,1108,1132]" direction="west" orientation="longitude" pageId="16" pageNumber="17" precision="15" value="-86.77862">86°4643”W</geoCoordinate>
). Swamp with
<taxonomicName id="4C5B4D34FFDF97521849FBEEFED7FA9B" class="Magnoliopsida" family="Ceratophyllaceae" genus="Ceratophyllum" kingdom="Plantae" order="Ceratophyllales" pageId="16" pageNumber="17" phylum="Tracheophyta" rank="species" species="demersum">
<emphasis id="B92FEAA5FFDF97521849FBEEFED7FA9B" italics="true" pageId="16" pageNumber="17">Ceratophyllum demersum</emphasis>
</taxonomicName>
and
<taxonomicName id="4C5B4D34FFDF97521CADFBC3FD1BFA9B" box="[417,679,1144,1168]" class="Magnoliopsida" family="Lentibulariaceae" genus="Utricularia" kingdom="Plantae" order="Lamiales" pageId="16" pageNumber="17" phylum="Tracheophyta" rank="species" species="macrorhiza">
<emphasis id="B92FEAA5FFDF97521CADFBC3FD1BFA9B" box="[417,679,1144,1168]" italics="true" pageId="16" pageNumber="17">Utricularia macrorhiza</emphasis>
</taxonomicName>
(
<date id="FFE51077FFDF97521FBBFBCCFC81FA84" box="[695,829,1143,1167]" pageId="16" pageNumber="17" value="2009-05-23">23/05/2009</date>
).
</paragraph>
<paragraph id="8BE436B7FFDF97521DCBFB27FE31FBDF" blockId="16.[151,1436,1107,2033]" pageId="16" pageNumber="17">
<emphasis id="B92FEAA5FFDF97521DCBFB27FE06FABF" bold="true" box="[199,442,1179,1204]" pageId="16" pageNumber="17">Known distribution.</emphasis>
Widespread throughout the Western Palearctic: many localities in Europe, Western
<collectingCountry id="F34C7627FFDF9752186BFB26FF05FADC" name="Russia" pageId="16" pageNumber="17">Russia</collectingCountry>
, Siberia (see
<bibRefCitation id="EFCA4B46FFDF97521C5DFB04FE67FADC" author="Luther" box="[337,475,1215,1239]" pageId="16" pageNumber="17" refString="Luther, A. (1955) Die Dalyelliiden (Turbellaria, Neorhabdocoela). Eine Monographie. Acta Zoologica Fennica, 87, 1 - 337." type="journal article" year="1955">Luther 1955</bibRefCitation>
for localities and references), Western Europe (
<collectingCountry id="F34C7627FFDF97521EFBFB04FB99FADC" box="[1015,1061,1215,1239]" name="United Kingdom" pageId="16" pageNumber="17">UK</collectingCountry>
: North West
<collectingCountry id="F34C7627FFDF975219B5FB04FAA5FADC" box="[1209,1305,1215,1239]" name="United Kingdom" pageId="16" pageNumber="17">England</collectingCountry>
, West Midlands and North
<collectingCountry id="F34C7627FFDF97521C6DFB5FFE1BFAF7" box="[353,423,1252,1276]" name="United Kingdom" pageId="16" pageNumber="17">Wales</collectingCountry>
) (
<bibRefCitation id="EFCA4B46FFDF97521CCEFB5FFDE9FAF7" author="Young" box="[450,597,1252,1276]" pageId="16" pageNumber="17" refString="Young, J. O. (1970) British and Irish freshwater Microturbellaria: historical records, new records and a key for their identification. Archiv fur Hydrobiologie, 67, 210 - 241." type="journal article" year="1970">Young 1970</bibRefCitation>
), Central Europe (
<collectingCountry id="F34C7627FFDF97521E3EFB5FFC1CFAF7" box="[818,928,1252,1276]" name="Germany" pageId="16" pageNumber="17">Germany</collectingCountry>
: SchleswigHolstein, Thuringia, Franconia, South Lower Saxony) (
<bibRefCitation id="EFCA4B46FFDF97521C96FABCFD9CFB14" author="Rixen" box="[410,544,1287,1311]" pageId="16" pageNumber="17" refString="Rixen, J. - U. (1961) Kleinturbellarien aus dem Litoral der Binnengewasser Schleswig-Holsteins. Archiv fur Hydrobiologie, 57, 464 - 538." type="journal article" year="1961">Rixen 1961</bibRefCitation>
;
<bibRefCitation id="EFCA4B46FFDF97521F20FAB2FD04FB14" author="Porner" box="[556,696,1287,1312]" pageId="16" pageNumber="17" refString="Porner, H. (1966) Die rhabdocoeliden Turbellarien der Gewasser von Jena und Umgebung. Limnologica, 4, 27 - 44." type="journal article" year="1966">Pörner 1966</bibRefCitation>
;
<bibRefCitation id="EFCA4B46FFDF97521FC8FABCFCF2FB14" author="Kaiser" box="[708,846,1287,1311]" pageId="16" pageNumber="17" refString="Kaiser, H. (1967) Zur Turbellarienfauna zweier Moorgebiete in der Umgebung von Mulhausen / Thur. Abhandlungen und Berichte des Naturkundemuseums Gotha, 4, 9 - 32." type="journal article" year="1967">Kaiser 1967</bibRefCitation>
;
<bibRefCitation id="EFCA4B46FFDF97521E56FABCFB9DFB14" author="Bauchhenss" box="[858,1057,1287,1311]" pageId="16" pageNumber="17" refString="Bauchhenss, J. (1971) Die Kleinturbellarien Frankens. Ein Beitrag zur Systematik und Okologie der Turbellaria excl. Tricladida in Suddeutschland. Internationale Revue der gesamten Hydrobiologie und Hydrographie, 56, 609 - 666." type="journal article" year="1971">Bauchhenss 1971</bibRefCitation>
;
<bibRefCitation id="EFCA4B46FFDF97521921FABCFB61FB14" author="Heitkamp" box="[1069,1245,1287,1311]" pageId="16" pageNumber="17" refString="Heitkamp, U. (1981) Die Turbellarienfauna des Seeburger Sees in Sudniedersachsen. Drosera, 81, 27 - 32." type="journal article" year="1981">Heitkamp 1981</bibRefCitation>
,
<bibRefCitation id="EFCA4B46FFDF975219E4FABCFA98FB14" author="Heitkamp" box="[1256,1316,1287,1311]" pageId="16" pageNumber="17" refString="Heitkamp, U. (1982) Untersuchungen zur Biologie, Okologie und Systematik limnischer Turbellarien periodischer und perennierender Kleingewasser Sudniedersachsens. Archiv fur Hydrobiologie, Supplement, 64, 65 - 188." type="journal article" year="1982">1982</bibRefCitation>
), Southern Europe (
<collectingCountry id="F34C7627FFDF97521DF5FA97FE82FB4F" box="[249,318,1324,1348]" name="Spain" pageId="16" pageNumber="17">Spain</collectingCountry>
: CastillaLa Mancha, Extremadura) (
<bibRefCitation id="EFCA4B46FFDF97521FE1FA97FC50FB4F" author="Gamo" box="[749,1004,1324,1349]" pageId="16" pageNumber="17" refString="Gamo, J. &amp; Mayor, I. (1987) Microturbelarios nuevos para la fauna iberica. VIII Bienal de la Real Sociedad Espanola de Historia Natural, Actas 23, Pamplona, 23 - 28." type="journal article" year="1987">Gamo &amp; Mayor 1987</bibRefCitation>
;
<bibRefCitation id="EFCA4B46FFDF97521EF6FA96FB6AFB4F" author="Norena" box="[1018,1238,1324,1348]" pageId="16" pageNumber="17" refString="Norena, C., del Campo, A. &amp; del Real, M. (1999) Taxonomy and morphology of limnic microturbellarians (Platyhelminthes) in Extremadura (Spain). Hydrobiologia, 397, 21 - 28." type="journal article" year="1999">
Noreña
<emphasis id="B92FEAA5FFDF9752195AFA96FB2DFB4F" box="[1110,1169,1324,1348]" italics="true" pageId="16" pageNumber="17">et al.</emphasis>
1999
</bibRefCitation>
), Western
<collectingCountry id="F34C7627FFDF9752185DFA97FA20FB4F" box="[1361,1436,1324,1348]" name="Russia" pageId="16" pageNumber="17">Russia</collectingCountry>
(Urals, upper Volga River) (
<bibRefCitation id="EFCA4B46FFDF97521CDFFAF4FDCBFB6C" author="Rogozin" box="[467,631,1359,1383]" pageId="16" pageNumber="17" refString="Rogozin, A. G. (1996) Turbellaria of Eastern Russia. Hydrobiological Journal, 32, 54 - 60." type="journal article" year="1996">Rogozin 1996</bibRefCitation>
;
<bibRefCitation id="EFCA4B46FFDF97521F8FFAF4FC9DFB6C" author="Korgina" box="[643,801,1359,1383]" pageId="16" pageNumber="17" refString="Korgina, E. M. (2002) Survey of Turbellaria fauna from the upper Volga River bassin (in Russian). Zoologicheskii Zhurnal, 81, 1019 - 1024." type="journal article" year="2002">Korgina 2002</bibRefCitation>
) and Siberia (
<bibRefCitation id="EFCA4B46FFDF97521EB3FAF4FBDFFB6C" author="Rogozin" box="[959,1123,1359,1383]" pageId="16" pageNumber="17" refString="Rogozin, A. G. (1996) Turbellaria of Eastern Russia. Hydrobiological Journal, 32, 54 - 60." type="journal article" year="1996">Rogozin 1996</bibRefCitation>
); Afrotropic: western Great Rift Valley (
<collectingCountry id="F34C7627FFDF97521C2DFACFFE1DFB87" box="[289,417,1396,1420]" name="Democratic Republic of the Congo" pageId="16" pageNumber="17">DR Congo</collectingCountry>
: Lake Edward) (Marcus &amp; du
<bibRefCitation id="EFCA4B46FFDF97521FF6FACFFBFCFB87" author="Bois-Reymond" box="[762,1088,1396,1420]" pageId="16" pageNumber="17" refString="Marcus, E. &amp; du Bois-Reymond Marcus, E. (1957) Exploration hydrobiologique des lacs Kivu, Edouard et Albert - Turbellaria. Resultats scientifiques de l'Institut Royal des Sciences Naturelles de Belgique, Vol. III, Fasc. 2, 1 - 52." type="book chapter" year="1957">Bois-Reymond Marcus 1957</bibRefCitation>
) and East Africa (
<collectingCountry id="F34C7627FFDF9752181CFACFFAE3FB87" box="[1296,1375,1396,1420]" name="Kenya" pageId="16" pageNumber="17">Kenya</collectingCountry>
: Nairobi, Eastern Province and Rift Valley Province) (
<bibRefCitation id="EFCA4B46FFDF97521FD0FA2CFCD2FBA4" author="Young" box="[732,878,1431,1455]" pageId="16" pageNumber="17" refString="Young, J. O. (1977) Six new species and records of two established species of Dalyelliidae (Turbellaria: Neorhabdocoela) from freshwater habitats in Kenya, East Africa. Journal of Natural History, 11, 1 - 15." type="journal article" year="1977">Young 1977</bibRefCitation>
); Neotropic:
<collectingCountry id="F34C7627FFDF9752190BFA2CFBF2FBA4" box="[1031,1102,1431,1455]" name="Brazil" pageId="16" pageNumber="17">Brazil</collectingCountry>
? (São Paulo) (
<bibRefCitation id="EFCA4B46FFDF975219F0FA2CFE3DFBDF" author="Marcus" pageId="16" pageNumber="17" refString="Marcus, E. (1946) Sobre Turbellaria Brasileiros. Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 11, 5 - 254." type="journal article" year="1946">Marcus 1946; uncertain, see below</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C341653CFFDF97521DCBFA64FB65FBF3" box="[199,1241,1503,1528]" pageId="16" pageNumber="17" type="materials_examined">
<paragraph id="8BE436B7FFDF97521DCBFA64FB65FBF3" blockId="16.[151,1436,1107,2033]" box="[199,1241,1503,1528]" pageId="16" pageNumber="17">
<emphasis id="B92FEAA5FFDF97521DCBFA64FE8AFBF3" bold="true" box="[199,310,1503,1528]" pageId="16" pageNumber="17">Material.</emphasis>
Observations of two live animals, one of which was subsequently whole-mounted.
</paragraph>
</subSubSection>
<subSubSection id="C341653CFFDF97501DCBF9B8FB5EFF17" lastPageId="18" lastPageNumber="19" pageId="16" pageNumber="17" type="description">
<paragraph id="8BE436B7FFDF97521DCBF9B8FBAFF883" blockId="16.[151,1436,1107,2033]" pageId="16" pageNumber="17">
<emphasis id="B92FEAA5FFDF97521DCBF9B8FE45F817" bold="true" box="[199,505,1539,1564]" pageId="16" pageNumber="17">Description and remarks.</emphasis>
Large species of
<taxonomicName id="4C5B4D34FFDF97521FCCF9BEFCFDF817" box="[704,833,1541,1564]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="16" pageNumber="17" phylum="Platyhelminthes" rank="genus">
<emphasis id="B92FEAA5FFDF97521FCCF9BEFCFDF817" box="[704,833,1541,1564]" italics="true" pageId="16" pageNumber="17">Gieysztoria</emphasis>
</taxonomicName>
with a length of about 1.8 mm, with eyes and having a brown to bright orangered pigmentation throughout the whole body (
<figureCitation id="13602A32FFDF97521ECFF993FBBAF84B" box="[963,1030,1576,1600]" captionStart="FIGURE 6" captionStartId="17.[151,250,1294,1317]" captionTargetBox="[151,1436,196,1272]" captionTargetId="figure@17.[151,1436,193,1273]" captionTargetPageId="17" captionText="FIGURE 6. Gieysztoria rubra (Fuhrmann, 1894) Ruebush &amp; Hayes, 1939 (A) Squeezed live animal, dorsal view. (B) Detail of the genital system in a live animal. (C) Stylet. Gieysztoria dodgei (Graff, 1911) Ruebush &amp; Hayes, 1939 (D F) Stylets." httpUri="https://zenodo.org/record/207610/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
A). The pharynx dolliiformis (ph) is up to 1/4 of the body length long. General organisation of the genital system does not, as far as could be observed, differ from the normal situation within
<taxonomicName id="4C5B4D34FFDF97521F42F9CBFD73F88C" box="[590,719,1648,1671]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="16" pageNumber="17" phylum="Platyhelminthes" rank="genus">
<emphasis id="B92FEAA5FFDF97521F42F9CBFD73F88C" box="[590,719,1648,1671]" italics="true" pageId="16" pageNumber="17">Gieysztoria</emphasis>
</taxonomicName>
(
<figureCitation id="13602A32FFDF97521FD3F9CBFC9DF883" box="[735,801,1648,1672]" captionStart="FIGURE 6" captionStartId="17.[151,250,1294,1317]" captionTargetBox="[151,1436,196,1272]" captionTargetId="figure@17.[151,1436,193,1273]" captionTargetPageId="17" captionText="FIGURE 6. Gieysztoria rubra (Fuhrmann, 1894) Ruebush &amp; Hayes, 1939 (A) Squeezed live animal, dorsal view. (B) Detail of the genital system in a live animal. (C) Stylet. Gieysztoria dodgei (Graff, 1911) Ruebush &amp; Hayes, 1939 (D F) Stylets." httpUri="https://zenodo.org/record/207610/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
B) (see
<bibRefCitation id="EFCA4B46FFDF97521E74F9CBFBBAF883" author="Luther" box="[888,1030,1648,1672]" pageId="16" pageNumber="17" refString="Luther, A. (1955) Die Dalyelliiden (Turbellaria, Neorhabdocoela). Eine Monographie. Acta Zoologica Fennica, 87, 1 - 337." type="journal article" year="1955">Luther 1955</bibRefCitation>
).
</paragraph>
<paragraph id="8BE436B7FFDF97521DC9F92FFB6FF913" blockId="16.[151,1436,1107,2033]" pageId="16" pageNumber="17">
The 62 µm-long stylet (st) is relatively small and consists of a 25 µm-long girdle composed of a proximal and distal ring interconnected by a large number of bridges (
<figureCitation id="13602A32FFDF97521E1EF903FCEAF8DB" box="[786,854,1720,1744]" captionStart="FIGURE 6" captionStartId="17.[151,250,1294,1317]" captionTargetBox="[151,1436,196,1272]" captionTargetId="figure@17.[151,1436,193,1273]" captionTargetPageId="17" captionText="FIGURE 6. Gieysztoria rubra (Fuhrmann, 1894) Ruebush &amp; Hayes, 1939 (A) Squeezed live animal, dorsal view. (B) Detail of the genital system in a live animal. (C) Stylet. Gieysztoria dodgei (Graff, 1911) Ruebush &amp; Hayes, 1939 (D F) Stylets." httpUri="https://zenodo.org/record/207610/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
C). The distal ring bears at least 20 homoiomorphic spines of a similar length (43 µm) with an elongated base and slightly outwards pointing distal ends. The precise number of spines is difficult to count because of the positioning of the stylet in the whole mount.
</paragraph>
<paragraph id="8BE436B7FFDF97521DC9F89FFCA1F9FB" blockId="16.[151,1436,1107,2033]" pageId="16" pageNumber="17">
Vitellaria (vi) have long, digitiform papillae and run dorsolaterally from the intestine. A long, bent ovary (ov) lies behind the intestine on the left hand side of the body, with adjacent to it the seminal receptacle (rs) (
<figureCitation id="13602A32FFDF9752183AF8F3FAC7F96B" box="[1334,1403,1864,1888]" captionStart="FIGURE 6" captionStartId="17.[151,250,1294,1317]" captionTargetBox="[151,1436,196,1272]" captionTargetId="figure@17.[151,1436,193,1273]" captionTargetPageId="17" captionText="FIGURE 6. Gieysztoria rubra (Fuhrmann, 1894) Ruebush &amp; Hayes, 1939 (A) Squeezed live animal, dorsal view. (B) Detail of the genital system in a live animal. (C) Stylet. Gieysztoria dodgei (Graff, 1911) Ruebush &amp; Hayes, 1939 (D F) Stylets." httpUri="https://zenodo.org/record/207610/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
B). The latter is a short-stalked vesicle which is clearly separated from the rest of the female system. In one specimen, the seminal receptacle contained different compartments with sperm in varying degrees of decomposition. This partitioning and gradual breakdown has also been observed in other populations (see
<bibRefCitation id="EFCA4B46FFDF9752196FF80FFB4EF9C7" author="Luther" box="[1123,1266,1972,1996]" pageId="16" pageNumber="17" refString="Luther, A. (1955) Die Dalyelliiden (Turbellaria, Neorhabdocoela). Eine Monographie. Acta Zoologica Fennica, 87, 1 - 337." type="journal article" year="1955">Luther 1955</bibRefCitation>
). Caudally, the uterus contains an oviform to triangular egg (e) (
<figureCitation id="13602A32FFDF97521FBBF863FD40F9FB" box="[695,764,2008,2032]" captionStart="FIGURE 6" captionStartId="17.[151,250,1294,1317]" captionTargetBox="[151,1436,196,1272]" captionTargetId="figure@17.[151,1436,193,1273]" captionTargetPageId="17" captionText="FIGURE 6. Gieysztoria rubra (Fuhrmann, 1894) Ruebush &amp; Hayes, 1939 (A) Squeezed live animal, dorsal view. (B) Detail of the genital system in a live animal. (C) Stylet. Gieysztoria dodgei (Graff, 1911) Ruebush &amp; Hayes, 1939 (D F) Stylets." httpUri="https://zenodo.org/record/207610/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
B).
</paragraph>
<caption id="DF24663FFFDE97531D9BFAB5FAC5FB48" httpUri="https://zenodo.org/record/207610/files/figure.png" pageId="17" pageNumber="18" targetBox="[151,1436,196,1272]" targetPageId="17">
<paragraph id="8BE436B7FFDE97531D9BFAB5FAC5FB48" blockId="17.[151,1436,1294,1347]" pageId="17" pageNumber="18">
<emphasis id="B92FEAA5FFDE97531D9BFAB5FC1FFB28" bold="true" box="[151,931,1294,1317]" pageId="17" pageNumber="18">
FIGURE 6.
<taxonomicName id="4C5B4D34FFDE97531C15FAB5FC1FFB28" authority="(Fuhrmann, 1894) Ruebush &amp; Hayes, 1939" authorityName="(Fuhrmann, 1894) Ruebush &amp; Hayes" authorityYear="1939" box="[281,931,1294,1317]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="rubra">
<emphasis id="B92FEAA5FFDE97531C15FAB5FE73FB2F" bold="true" box="[281,463,1294,1316]" italics="true" pageId="17" pageNumber="18">Gieysztoria rubra</emphasis>
(Fuhrmann, 1894) Ruebush &amp; Hayes, 1939
</taxonomicName>
</emphasis>
(A) Squeezed live animal, dorsal view. (B) Detail of the genital system in a live animal. (C) Stylet.
<taxonomicName id="4C5B4D34FFDE97531F84FA96FB5FFB49" authority="(Graff, 1911) Ruebush &amp; Hayes, 1939" authorityName="(Graff, 1911) Ruebush &amp; Hayes" authorityYear="1939" box="[648,1251,1324,1347]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="dodgei">
<emphasis id="B92FEAA5FFDE97531F84FA96FB5FFB49" bold="true" box="[648,1251,1324,1347]" pageId="17" pageNumber="18">
<emphasis id="B92FEAA5FFDE97531F84FA96FCF4FB48" bold="true" box="[648,840,1325,1347]" italics="true" pageId="17" pageNumber="18">Gieysztoria dodgei</emphasis>
(Graff, 1911) Ruebush &amp; Hayes, 1939
</emphasis>
</taxonomicName>
(DF) Stylets.
</paragraph>
</caption>
<paragraph id="8BE436B7FFDE97531DC9FAD4FA29F8E4" blockId="17.[151,1436,1391,2028]" pageId="17" pageNumber="18">
The specimens from Alabama are relatively large compared to the normal size range known for this species (1 1.6 mm, see
<bibRefCitation id="EFCA4B46FFDE97531C22FA28FE02FBA0" author="Luther" box="[302,446,1427,1451]" pageId="17" pageNumber="18" refString="Luther, A. (1955) Die Dalyelliiden (Turbellaria, Neorhabdocoela). Eine Monographie. Acta Zoologica Fennica, 87, 1 - 337." type="journal article" year="1955">Luther 1955</bibRefCitation>
). Only considering stylet morphology,
<taxonomicName id="4C5B4D34FFDE97531E8CFA2FFF73FBC4" authority="(Fuhrmann, 1894) Ruebush &amp; Hayes, 1939" authorityName="(Fuhrmann, 1894) Ruebush &amp; Hayes" authorityYear="1939" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="rubra">
<emphasis id="B92FEAA5FFDE97531E8CFA2FFC5EFBA7" box="[896,994,1428,1452]" italics="true" pageId="17" pageNumber="18">G. rubra</emphasis>
(
<bibRefCitation id="EFCA4B46FFDE97531EFFFA28FB0EFBA0" author="Fuhrmann" box="[1011,1202,1427,1451]" pageId="17" pageNumber="18" refString="Fuhrmann, O. (1894) Die Turbellarien der Umgebung von Basel. Revue suisse de Zoologie, 2, 213 - 292." type="journal article" year="1894">Fuhrmann, 1894</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDE975319CFFA28FF73FBC4" author="Ruebush" pageId="17" pageNumber="18" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
</taxonomicName>
is identical to
<emphasis id="B92FEAA5FFDE97531C7EFA03FE6AFBC4" box="[370,470,1464,1487]" italics="true" pageId="17" pageNumber="18">G. o r n a t a</emphasis>
(
<bibRefCitation id="EFCA4B46FFDE97531CE4FA0CFD35FBC4" author="Hofsten" box="[488,649,1463,1487]" pageId="17" pageNumber="18" refString="Hofsten, N. von (1907) Studien uber Turbellarien aus dem Berner Oberland. Zeitschrift fur Wissenschaftlichen Zoologie, 85, 391 - 654." type="journal article" year="1907">Hofsten, 1907</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDE97531F94FA0CFC17FBC4" author="Ruebush" box="[664,939,1463,1488]" pageId="17" pageNumber="18" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
. The stylet of
<emphasis id="B92FEAA5FFDE97531945FA03FB1EFBC4" box="[1097,1186,1463,1487]" italics="true" pageId="17" pageNumber="18">G. r u b r a</emphasis>
is also very similar to that of
<taxonomicName id="4C5B4D34FFDE97531DE7FA67FD88FBF8" authority="Luther, 1955" authorityName="Luther" authorityYear="1955" box="[235,564,1499,1524]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="expeditoides">
<emphasis id="B92FEAA5FFDE97531DE7FA67FE24FBFF" box="[235,408,1500,1524]" italics="true" pageId="17" pageNumber="18">G. expeditoides</emphasis>
<bibRefCitation id="EFCA4B46FFDE97531CAEFA60FD88FBF8" author="Luther" box="[418,564,1499,1523]" pageId="17" pageNumber="18" refString="Luther, A. (1955) Die Dalyelliiden (Turbellaria, Neorhabdocoela). Eine Monographie. Acta Zoologica Fennica, 87, 1 - 337." type="journal article" year="1955">Luther, 1955</bibRefCitation>
</taxonomicName>
and
<taxonomicName id="4C5B4D34FFDE97531F63FA67FB6FFBF8" authority="(Hofsten, 1907) Ruebush &amp; Hayes, 1939" authorityName="(Hofsten, 1907) Ruebush &amp; Hayes" authorityYear="1939" box="[623,1235,1499,1524]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="expedita">
<emphasis id="B92FEAA5FFDE97531F63FA67FD53FBFF" box="[623,751,1500,1524]" italics="true" pageId="17" pageNumber="18">G. expedita</emphasis>
(
<bibRefCitation id="EFCA4B46FFDE97531E0DFA60FC19FBF8" author="Hofsten" box="[769,933,1499,1523]" pageId="17" pageNumber="18" refString="Hofsten, N. von (1907) Studien uber Turbellarien aus dem Berner Oberland. Zeitschrift fur Wissenschaftlichen Zoologie, 85, 391 - 654." type="journal article" year="1907">Hofsten, 1907</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDE97531EBBFA60FB6FFBF8" author="Ruebush" box="[951,1235,1499,1524]" pageId="17" pageNumber="18" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
</taxonomicName>
, but the girdle of these species is not fenestrated. The most important difference between
<taxonomicName id="4C5B4D34FFDE97531EC5F9BBFB95F81C" box="[969,1065,1535,1559]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="rubra">
<emphasis id="B92FEAA5FFDE97531EC5F9BBFB95F81C" box="[969,1065,1535,1559]" italics="true" pageId="17" pageNumber="18">G. rubra</emphasis>
</taxonomicName>
and
<taxonomicName id="4C5B4D34FFDE9753196EF9BBFB71F81C" box="[1122,1229,1536,1559]" class="Rhabditophora" family="Dalyelliidae" genus="Microdalyellia" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="ornata">
<emphasis id="B92FEAA5FFDE9753196EF9BBFB71F81C" box="[1122,1229,1536,1559]" italics="true" pageId="17" pageNumber="18">G. ornata</emphasis>
</taxonomicName>
is the presence of large papillae in the vitellaria of
<taxonomicName id="4C5B4D34FFDE97531F04F99FFDDBF837" box="[520,615,1572,1596]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="rubra">
<emphasis id="B92FEAA5FFDE97531F04F99FFDDBF837" box="[520,615,1572,1596]" italics="true" pageId="17" pageNumber="18">G. rubra</emphasis>
</taxonomicName>
. In contrast, the vitellaria of
<taxonomicName id="4C5B4D34FFDE97531EBCF99FFBA6F837" box="[944,1050,1572,1596]" class="Rhabditophora" family="Dalyelliidae" genus="Microdalyellia" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="ornata">
<emphasis id="B92FEAA5FFDE97531EBCF99FFBA6F837" box="[944,1050,1572,1596]" italics="true" pageId="17" pageNumber="18">G. ornata</emphasis>
</taxonomicName>
are smooth or only slightly papillose. However, the taxonomic importance of this diagnostic feature has been debated.
<bibRefCitation id="EFCA4B46FFDE97531950F9F3FABDF854" author="Marcus" box="[1116,1281,1607,1631]" pageId="17" pageNumber="18" refString="Marcus, E. (1946) Sobre Turbellaria Brasileiros. Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 11, 5 - 254." type="journal article" year="1946">Marcus (1946)</bibRefCitation>
described his specimens from
<collectingCountry id="F34C7627FFDE97531C5FF9D0FE24F888" box="[339,408,1643,1667]" name="Brazil" pageId="17" pageNumber="18">Brazil</collectingCountry>
as
<emphasis id="B92FEAA5FFDE97531CCDF9D7FD94F88F" box="[449,552,1644,1668]" italics="true" pageId="17" pageNumber="18">G. o r n a t a</emphasis>
, but they were later transfered to
<emphasis id="B92FEAA5FFDE97531EBEF9D7FBB2F88F" box="[946,1038,1644,1668]" italics="true" pageId="17" pageNumber="18">G. r u b r a</emphasis>
by
<bibRefCitation id="EFCA4B46FFDE9753194CF9D0FB62F888" author="Luther" box="[1088,1246,1643,1667]" pageId="17" pageNumber="18" refString="Luther, A. (1955) Die Dalyelliiden (Turbellaria, Neorhabdocoela). Eine Monographie. Acta Zoologica Fennica, 87, 1 - 337." type="journal article" year="1955">Luther (1955)</bibRefCitation>
because of their papillose vitellaria. This was questioned by
<bibRefCitation id="EFCA4B46FFDE97531F8EF92BFCE8F8AC" box="[642,852,1679,1703]" pageId="17" pageNumber="18" refString="Brusa, F., Damborenea, C. M. &amp; Norena, C. (2003) A new species of Gieysztoria (Platyhelminthes, Rhabdocoela) from Argentina and a kinship analysis of South American species of the genus. Zoologica Scripta, 32, 449 - 457." type="journal article">
Brusa
<emphasis id="B92FEAA5FFDE97531FC7F92BFCBFF8AC" box="[715,771,1679,1703]" italics="true" pageId="17" pageNumber="18">et al.</emphasis>
(2003)
</bibRefCitation>
who dispute the taxonomic importance of the shape of the vitellaria because of its variable appearance depending on the state of development of the animal. Consequently, they reassigned the Brazilian specimens to
<taxonomicName id="4C5B4D34FFDE97531FD7F963FCF8F8E4" box="[731,836,1752,1775]" class="Rhabditophora" family="Dalyelliidae" genus="Microdalyellia" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="ornata">
<emphasis id="B92FEAA5FFDE97531FD7F963FCF8F8E4" box="[731,836,1752,1775]" italics="true" pageId="17" pageNumber="18">G. ornata</emphasis>
</taxonomicName>
based on the shape and structure of the stylet spines.
</paragraph>
<paragraph id="8BE436B7FFDE97501DC9F947FF56FEDF" blockId="17.[151,1436,1391,2028]" lastBlockId="18.[151,1436,151,284]" lastPageId="18" lastPageNumber="19" pageId="17" pageNumber="18">
A stalked, separate seminal receptacle is also present in
<taxonomicName id="4C5B4D34FFDE97531E39F947FC63F91F" box="[821,991,1788,1812]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="expeditoides">
<emphasis id="B92FEAA5FFDE97531E39F947FC63F91F" box="[821,991,1788,1812]" italics="true" pageId="17" pageNumber="18">G. expeditoides</emphasis>
</taxonomicName>
,
<taxonomicName id="4C5B4D34FFDE97531EE0F947FEF8F93C" authority="(Schmidt, 1861) Ruebush &amp; Hayes, 1939" authorityName="(Schmidt, 1861) Ruebush &amp; Hayes" authorityYear="1939" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="cuspidata">
<emphasis id="B92FEAA5FFDE97531EE0F947FBCBF91F" box="[1004,1143,1788,1812]" italics="true" pageId="17" pageNumber="18">G. cuspidata</emphasis>
(
<bibRefCitation id="EFCA4B46FFDE97531989F940FA97F918" author="Schmidt" box="[1157,1323,1787,1811]" pageId="17" pageNumber="18" refString="Schmidt, O. (1861) Untersuchungen uber Turbellarien von Corfu und Cephalonia. Nebst Nachtragen zu fruheren Arbeiten. Zeitschrift fur Wissenschaftlichen Zoologie, 11, 1 - 30, pls. I - IV." type="journal article" year="1861">Schmidt, 1861</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDE97531836F940FEF8F93C" author="Ruebush" pageId="17" pageNumber="18" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
</taxonomicName>
,
<emphasis id="B92FEAA5FFDE97531C5DF89BFE14F93C" box="[337,424,1823,1847]" italics="true" pageId="17" pageNumber="18">G. b e rg i</emphasis>
(
<bibRefCitation id="EFCA4B46FFDE97531CB7F8A4FD14F93C" author="Beklemischew" box="[443,680,1823,1847]" pageId="17" pageNumber="18" refString="Beklemischew, V. N. (1927) Uber die Turbellarienfauna des Aralsees. Zugleich ein Beitrag zur Morphologie und zum System der Dalyelliida. Zoologische Jahrbucher - Abteilung fur Systematik, Okologie und Geographie der Tiere, 54, 87 - 138." type="journal article" year="1927">Beklemischew, 1927</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDE97531FB5F8A4FC73F93C" author="Ruebush" box="[697,975,1823,1848]" pageId="17" pageNumber="18" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
and
<taxonomicName id="4C5B4D34FFDE9753190BF89BFA96F93C" authority="Luther, 1955" authorityName="Luther" authorityYear="1955" box="[1031,1322,1823,1847]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="maritima">
<emphasis id="B92FEAA5FFDE9753190BF89BFB32F93C" box="[1031,1166,1824,1847]" italics="true" pageId="17" pageNumber="18">G. maritima</emphasis>
<bibRefCitation id="EFCA4B46FFDE9753199AF8A4FA96F93C" author="Luther" box="[1174,1322,1823,1847]" pageId="17" pageNumber="18" refString="Luther, A. (1955) Die Dalyelliiden (Turbellaria, Neorhabdocoela). Eine Monographie. Acta Zoologica Fennica, 87, 1 - 337." type="journal article" year="1955">Luther, 1955</bibRefCitation>
</taxonomicName>
, but these species differ from
<emphasis id="B92FEAA5FFDE97531C63F8FFFE75F957" box="[367,457,1860,1884]" italics="true" pageId="17" pageNumber="18">G. r u b r a</emphasis>
in stylet morphology or the habitus of the vitellaria (see
<bibRefCitation id="EFCA4B46FFDE9753194FF8F8FB6CF950" author="Luther" box="[1091,1232,1859,1883]" pageId="17" pageNumber="18" refString="Luther, A. (1955) Die Dalyelliiden (Turbellaria, Neorhabdocoela). Eine Monographie. Acta Zoologica Fennica, 87, 1 - 337." type="journal article" year="1955">Luther 1955</bibRefCitation>
). Its variable morphology, widespread distribution and the recognition of several subtaxa [
<taxonomicName id="4C5B4D34FFDE97531ECBF8D3FEC2F9A8" authority="(Nasonov, 1919) Ruebush &amp; Hayes, 1939" authorityName="(Nasonov, 1919) Ruebush &amp; Hayes" authorityYear="1939" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="subSpecies" species="rubra" subSpecies="caucasica">
<emphasis id="B92FEAA5FFDE97531ECBF8D3FB21F974" box="[967,1181,1895,1919]" italics="true" pageId="17" pageNumber="18">G. rubra caucasica</emphasis>
(
<bibRefCitation id="EFCA4B46FFDE975319A7F8DCFAEAF974" author="Nasonov" box="[1195,1366,1895,1919]" pageId="17" pageNumber="18" refString="Nasonov, N. (1919 - 1921) Contribution a la faune des Turbellaria de la Russie I - IV. Bulletin de l'Academie des Sciences de Russie, 6 th Series, 13 (part 2), 619 - 646 (I), 1039 - 1053 (II &amp; III), 1179 - 1197 (IV)." type="journal article" year="1919">Nasonov, 1919</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDE97531869F8D3FEC2F9A8" author="Ruebush" pageId="17" pageNumber="18" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="4C5B4D34FFDE97531C85F837FBA0F9A8" authority="(Nasonov, 1919) Ruebush &amp; Hayes, 1939" authorityName="(Nasonov, 1919) Ruebush &amp; Hayes" authorityYear="1939" box="[393,1052,1931,1956]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="subSpecies" species="rubra" subSpecies="frankia">
<emphasis id="B92FEAA5FFDE97531C85F837FD83F9AF" box="[393,575,1932,1956]" italics="true" pageId="17" pageNumber="18">G. rubra frankia</emphasis>
(
<bibRefCitation id="EFCA4B46FFDE97531F42F830FD44F9A8" author="Nasonov" box="[590,760,1931,1955]" pageId="17" pageNumber="18" refString="Nasonov, N. (1919 - 1921) Contribution a la faune des Turbellaria de la Russie I - IV. Bulletin de l'Academie des Sciences de Russie, 6 th Series, 13 (part 2), 619 - 646 (I), 1039 - 1053 (II &amp; III), 1179 - 1197 (IV)." type="journal article" year="1919">Nasonov, 1919</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDE97531E0BF830FBA0F9A8" author="Ruebush" box="[775,1052,1931,1956]" pageId="17" pageNumber="18" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="4C5B4D34FFDE9753192BF837FE1BF9CC" authority="(Gieysztor, 1931) Ruebush &amp; Hayes, 1939" authorityName="(Gieysztor, 1931) Ruebush &amp; Hayes" authorityYear="1939" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="subSpecies" species="rubra" subSpecies="typica">
<emphasis id="B92FEAA5FFDE9753192BF837FB6CF9AF" box="[1063,1232,1932,1956]" italics="true" pageId="17" pageNumber="18">G. rubra typica</emphasis>
(
<bibRefCitation id="EFCA4B46FFDE975319D3F830FA28F9A8" author="Gieysztor" box="[1247,1428,1931,1955]" pageId="17" pageNumber="18" refString="Gieysztor, M. (1931) Contribution a la connaissance des Turbellaries Rhabdoceles (Turbellaria Rhabdocoela) d'Espagne. Bulletin de l'Academie Polonaise des Sciences et des Lettres, Classe des Sciences Mathematiques et Naturelles, Serie B: Sciences Naturelles (II), 1931, 125 - 153." type="journal article" year="1931">Gieysztor, 1931</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDE97531D9BF814FE1BF9CC" author="Ruebush" box="[151,423,1967,1992]" pageId="17" pageNumber="18" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
</taxonomicName>
and
<taxonomicName id="4C5B4D34FFDE97531CD0F80BFB23F9CC" authority="(Gieysztor, 1931) Ruebush &amp; Hayes, 1939" authorityName="(Gieysztor, 1931) Ruebush &amp; Hayes" authorityYear="1939" box="[476,1183,1967,1992]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="subSpecies" species="rubra" subSpecies="intermedia">
<emphasis id="B92FEAA5FFDE97531CD0F80BFD06F9CC" box="[476,698,1967,1991]" italics="true" pageId="17" pageNumber="18">G. rubra intermedia</emphasis>
(
<bibRefCitation id="EFCA4B46FFDE97531FC5F814FCC0F9CC" author="Gieysztor" box="[713,892,1967,1991]" pageId="17" pageNumber="18" refString="Gieysztor, M. (1931) Contribution a la connaissance des Turbellaries Rhabdoceles (Turbellaria Rhabdocoela) d'Espagne. Bulletin de l'Academie Polonaise des Sciences et des Lettres, Classe des Sciences Mathematiques et Naturelles, Serie B: Sciences Naturelles (II), 1931, 125 - 153." type="journal article" year="1931">Gieysztor, 1931</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDE97531E87F814FB23F9CC" author="Ruebush" box="[907,1183,1967,1992]" pageId="17" pageNumber="18" refString="Ruebush, T. K. &amp; Hayes, W. J. (1939) The genus Dalyellia in America II. A new form from Tennessee and a discussion of the relationships within the genus. Zoologischer Anzeiger, 128, 136 - 152." type="journal article" year="1939">Ruebush &amp; Hayes, 1939</bibRefCitation>
</taxonomicName>
] are strong indications that
<taxonomicName id="4C5B4D34FFDE97531DC5F86FFE94F9E7" box="[201,296,2004,2028]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="17" pageNumber="18" phylum="Platyhelminthes" rank="species" species="rubra">
<emphasis id="B92FEAA5FFDE97531DC5F86FFE94F9E7" box="[201,296,2004,2028]" italics="true" pageId="17" pageNumber="18">G. rubra</emphasis>
</taxonomicName>
represents a species complex, possibly including
<emphasis id="B92FEAA5FFDE97531E52F86FFC78F9E7" box="[862,964,2004,2028]" italics="true" pageId="17" pageNumber="18">G. o r n a t a</emphasis>
(see
<bibRefCitation id="EFCA4B46FFDE97531909F868FB28F9E0" author="Luther" box="[1029,1172,2003,2027]" pageId="17" pageNumber="18" refString="Luther, A. (1955) Die Dalyelliiden (Turbellaria, Neorhabdocoela). Eine Monographie. Acta Zoologica Fennica, 87, 1 - 337." type="journal article" year="1955">Luther 1955</bibRefCitation>
). This is likely also the case for many other taxa within
<taxonomicName id="4C5B4D34FFDD97501F0EFF23FD1BFEBB" box="[514,679,152,176]" class="Rhabditophora" family="Dalyelliidae" genus="Microdalyellia" kingdom="Animalia" order="Rhabdocoela" pageId="18" pageNumber="19" phylum="Platyhelminthes" rank="genus">
<emphasis id="B92FEAA5FFDD97501F0EFF23FD1BFEBB" box="[514,679,152,176]" italics="true" pageId="18" pageNumber="19">Microdalyellia</emphasis>
</taxonomicName>
[e.g.
<taxonomicName id="4C5B4D34FFDD97501FE4FF22FB27FEA4" authority="(Graff, 1911) Gieysztor, 1938" authorityName="(Graff, 1911) Gieysztor" authorityYear="1938" box="[744,1179,151,176]" class="Rhabditophora" family="Dalyelliidae" genus="Microdalyellia" kingdom="Animalia" order="Rhabdocoela" pageId="18" pageNumber="19" phylum="Platyhelminthes" rank="species" species="rossi">
<emphasis id="B92FEAA5FFDD97501FE4FF22FCFFFEBB" box="[744,835,153,176]" italics="true" pageId="18" pageNumber="19">M. rossi</emphasis>
(
<bibRefCitation id="EFCA4B46FFDD97501E5DFF2CFC6AFEA4" author="Graff" box="[849,982,151,175]" pageId="18" pageNumber="19" refString="Graff, L. von (1911) Acoela, Rhabdocoela und Alloeocoela des Ostens der Vereinigten Staaten von Amerika. Zeitschrift fur Wissenschaftlichen Zoologie, 99, 1 - 108." type="journal article" year="1911">Graff, 1911</bibRefCitation>
)
<bibRefCitation id="EFCA4B46FFDD97501EE9FF2CFB27FEA4" author="Gieysztor" box="[997,1179,151,175]" pageId="18" pageNumber="19" refString="Gieysztor, M. (1938) Systematisch-anatomische Untersuchungen an Turbellarien Polens. Zoologica Poloniae, 2, 215 - 248." type="journal article" year="1938">Gieysztor, 1938</bibRefCitation>
</taxonomicName>
, see further] and
<taxonomicName id="4C5B4D34FFDD97501852FF23FF5FFEDF" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="18" pageNumber="19" phylum="Platyhelminthes" rank="genus">
<emphasis id="B92FEAA5FFDD97501852FF23FF5FFEDF" italics="true" pageId="18" pageNumber="19">Gieysztoria</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="8BE436B7FFDD97501DC9FF64FB5EFF17" blockId="18.[151,1436,151,284]" pageId="18" pageNumber="19">
Based on the above-mentioned features, provisionally including the papillae of the vitellaria, the specimens from Alabama are placed in
<taxonomicName id="4C5B4D34FFDD97501CDAFEBEFD89FF17" box="[470,565,260,284]" class="Rhabditophora" family="Dalyelliidae" genus="Gieysztoria" kingdom="Animalia" order="Rhabdocoela" pageId="18" pageNumber="19" phylum="Platyhelminthes" rank="species" species="rubra">
<emphasis id="B92FEAA5FFDD97501CDAFEBEFD89FF17" box="[470,565,260,284]" italics="true" pageId="18" pageNumber="19">G. rubra</emphasis>
</taxonomicName>
.
<collectingCountry id="F34C7627FFDD97501F4FFEBFFDDEFF17" box="[579,610,260,284]" name="American Samoa" pageId="18" pageNumber="19">As</collectingCountry>
so, this is the first record of this species for the Nearctic.
</paragraph>
</subSubSection>
</treatment>
</document>