Oreodytes alaskanus
Key to species of the Oreodytes alaskanus -clade The following key to species is based in part on that given in LARSON et al. (2000: 453). Numbers with an asterisk (*) relate to figures in this work. 1 Male with median lobe in ventral view narrow and subparallel (Figs 7b, 9b); last but one visible s...
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ftzenodo:oai:zenodo.org:5479083 2023-05-15T18:48:52+02:00 Oreodytes alaskanus Fery, H. P. N Alarie, Y. 2007-07-23 https://zenodo.org/record/5479083 https://doi.org/10.5281/zenodo.5479083 unknown info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/03CFC308FFCFFE1BFEF95B06FBA3FAE9 doi:10.5281/zenodo.5412227 http://publication.plazi.org/id/FFF6BB70FFC8FE1CFFA85969FF81FF87 doi:10.5281/zenodo.5412233 doi:10.5281/zenodo.5479082 https://zenodo.org/communities/biosyslit https://zenodo.org/record/5479083 https://doi.org/10.5281/zenodo.5479083 oai:zenodo.org:5479083 info:eu-repo/semantics/openAccess https://creativecommons.org/publicdomain/zero/1.0/legalcode Notes on the identity of Oreodytes dauricus (MOTSCHULSKY 1860) and other members of the O. alaskanus-clade (Coleoptera: Dytiscidae), pp. 65-78 in Linzer biologische Beiträge 39(1) 72 Biodiversity Taxonomy Animalia Arthropoda Insecta Coleoptera Dytiscidae Oreodytes Oreodytes alaskanus info:eu-repo/semantics/other publication-taxonomictreatment 2007 ftzenodo https://doi.org/10.5281/zenodo.547908310.5281/zenodo.541222710.5281/zenodo.541223310.5281/zenodo.5479082 2023-03-10T15:00:18Z Key to species of the Oreodytes alaskanus -clade The following key to species is based in part on that given in LARSON et al. (2000: 453). Numbers with an asterisk (*) relate to figures in this work. 1 Male with median lobe in ventral view narrow and subparallel (Figs 7b, 9b); last but one visible sternum with hind margin straight, lacking a posteromedial lobe. Female with apex of last visible sternum not protruded, but deeply U-shaped in posterior view (Fig. 15). One Palaearctic and one Holarctic species.2 - Male with median lobe in ventral view broadened subapically and spoon-shaped (Figs 117E*, 117J*); last but one visible sternum with at least a small posteromedial lobe. Female with apex of last visible sternum distinctly protruded and lobed medially (Figs 117C*, 117H*). Nearctic species.3 2 Pronotum with posterior angles acute, but moderately produced. Protibia less strongly curved (Figs 11-12). Body shorter (TL: 4.7-5.3 mm). Male median lobe as in Figs 7 a-c. Species known from the Russian Far East, Alaska (USA), and the Yukon Territory (Canada). O. dauricus (MOTSCHULSKY) - Pronotum with posterior angles acute and strongly produced. Protibia strongly curved (Figs 13-14). Body longer (TL: 5.0- 5.7 mm). Male median lobe as in Figs 9a-c. Species known from Mongolia. O. shorti (SHAVERDO & FERY) 3 Male median lobe moderately broadened subapically, its maximum width less than two times its medial width (Fig. 117E*). Female elytron with subapical tooth obtuse, hind margin behind tooth forming an angle of much less than 90° with suture (Fig. 117A*, 117B*). Species known from southern Alaska, Alberta, and Washington. O. alaskanus (FALL) - Male median lobe strongly broadened subapically, its maximum width two or more times its medial width (Fig. 117J*). Apex of female elytra conjointly truncate, thus, hind margin of elytra and suture forming approximately a right angle (Fig. 117G*, 117H*); subapical tooth more or less right angled. Species known from the Rocky Mountains of western Alberta, south-eastern British ... Other/Unknown Material Alaska Yukon Zenodo Yukon Canada |
institution |
Open Polar |
collection |
Zenodo |
op_collection_id |
ftzenodo |
language |
unknown |
topic |
Biodiversity Taxonomy Animalia Arthropoda Insecta Coleoptera Dytiscidae Oreodytes Oreodytes alaskanus |
spellingShingle |
Biodiversity Taxonomy Animalia Arthropoda Insecta Coleoptera Dytiscidae Oreodytes Oreodytes alaskanus Fery, H. P. N Alarie, Y. Oreodytes alaskanus |
topic_facet |
Biodiversity Taxonomy Animalia Arthropoda Insecta Coleoptera Dytiscidae Oreodytes Oreodytes alaskanus |
description |
Key to species of the Oreodytes alaskanus -clade The following key to species is based in part on that given in LARSON et al. (2000: 453). Numbers with an asterisk (*) relate to figures in this work. 1 Male with median lobe in ventral view narrow and subparallel (Figs 7b, 9b); last but one visible sternum with hind margin straight, lacking a posteromedial lobe. Female with apex of last visible sternum not protruded, but deeply U-shaped in posterior view (Fig. 15). One Palaearctic and one Holarctic species.2 - Male with median lobe in ventral view broadened subapically and spoon-shaped (Figs 117E*, 117J*); last but one visible sternum with at least a small posteromedial lobe. Female with apex of last visible sternum distinctly protruded and lobed medially (Figs 117C*, 117H*). Nearctic species.3 2 Pronotum with posterior angles acute, but moderately produced. Protibia less strongly curved (Figs 11-12). Body shorter (TL: 4.7-5.3 mm). Male median lobe as in Figs 7 a-c. Species known from the Russian Far East, Alaska (USA), and the Yukon Territory (Canada). O. dauricus (MOTSCHULSKY) - Pronotum with posterior angles acute and strongly produced. Protibia strongly curved (Figs 13-14). Body longer (TL: 5.0- 5.7 mm). Male median lobe as in Figs 9a-c. Species known from Mongolia. O. shorti (SHAVERDO & FERY) 3 Male median lobe moderately broadened subapically, its maximum width less than two times its medial width (Fig. 117E*). Female elytron with subapical tooth obtuse, hind margin behind tooth forming an angle of much less than 90° with suture (Fig. 117A*, 117B*). Species known from southern Alaska, Alberta, and Washington. O. alaskanus (FALL) - Male median lobe strongly broadened subapically, its maximum width two or more times its medial width (Fig. 117J*). Apex of female elytra conjointly truncate, thus, hind margin of elytra and suture forming approximately a right angle (Fig. 117G*, 117H*); subapical tooth more or less right angled. Species known from the Rocky Mountains of western Alberta, south-eastern British ... |
format |
Other/Unknown Material |
author |
Fery, H. P. N Alarie, Y. |
author_facet |
Fery, H. P. N Alarie, Y. |
author_sort |
Fery, H. |
title |
Oreodytes alaskanus |
title_short |
Oreodytes alaskanus |
title_full |
Oreodytes alaskanus |
title_fullStr |
Oreodytes alaskanus |
title_full_unstemmed |
Oreodytes alaskanus |
title_sort |
oreodytes alaskanus |
publishDate |
2007 |
url |
https://zenodo.org/record/5479083 https://doi.org/10.5281/zenodo.5479083 |
geographic |
Yukon Canada |
geographic_facet |
Yukon Canada |
genre |
Alaska Yukon |
genre_facet |
Alaska Yukon |
op_source |
Notes on the identity of Oreodytes dauricus (MOTSCHULSKY 1860) and other members of the O. alaskanus-clade (Coleoptera: Dytiscidae), pp. 65-78 in Linzer biologische Beiträge 39(1) 72 |
op_relation |
info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/03CFC308FFCFFE1BFEF95B06FBA3FAE9 doi:10.5281/zenodo.5412227 http://publication.plazi.org/id/FFF6BB70FFC8FE1CFFA85969FF81FF87 doi:10.5281/zenodo.5412233 doi:10.5281/zenodo.5479082 https://zenodo.org/communities/biosyslit https://zenodo.org/record/5479083 https://doi.org/10.5281/zenodo.5479083 oai:zenodo.org:5479083 |
op_rights |
info:eu-repo/semantics/openAccess https://creativecommons.org/publicdomain/zero/1.0/legalcode |
op_doi |
https://doi.org/10.5281/zenodo.547908310.5281/zenodo.541222710.5281/zenodo.541223310.5281/zenodo.5479082 |
_version_ |
1766242193538809856 |