Heterotrissocladius changi Saether
Heterotrissocladius changi Saether Figs 22A–D Diagnosis. Labrum as in Fig. 22A; SI seta plumose; pecten epipharyngis with 3 serrated scale-like spines; antenna (Fig. 22B) 7-segmented, basal segment 58 µm long, 3 rd reduced, shorter than the 4 th and 7 th indistinct hair-like, AR 0.9; mandible as in...
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ftzenodo:oai:zenodo.org:5253201 2024-09-15T18:26:39+00:00 Heterotrissocladius changi Saether Namayandeh, Armin Bilyj, Bohdan Beresford, David V. Somers, Keith M. Dillon, Peter J. 2012-05-24 https://doi.org/10.5281/zenodo.5253201 http://treatment.plazi.org/id/03FED906FFF9387CFF0EC4DBFC80FDC3 unknown Zenodo http://publication.plazi.org/id/FFC7A17EFFE23860FF99C204FFC4FFFF https://sibils.text-analytics.ch/search/collections/plazi/03FED906FFF9387CFF0EC4DBFC80FDC3 https://zenodo.org/communities/biosyslit https://doi.org/10.5281/zenodo.5253200 https://doi.org/10.5281/zenodo.5253201 oai:zenodo.org:5253201 http://treatment.plazi.org/id/03FED906FFF9387CFF0EC4DBFC80FDC3 info:eu-repo/semantics/openAccess Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode 3324, pp. 1-65 in Zootaxa, 3324, 28-29, (2012-05-24) Biodiversity Taxonomy Animalia Arthropoda Insecta Diptera Chironomidae Heterotrissocladius Heterotrissocladius changi info:eu-repo/semantics/other 2012 ftzenodo https://doi.org/10.5281/zenodo.525320110.5281/zenodo.5253200 2024-07-26T09:16:24Z Heterotrissocladius changi Saether Figs 22A–D Diagnosis. Labrum as in Fig. 22A; SI seta plumose; pecten epipharyngis with 3 serrated scale-like spines; antenna (Fig. 22B) 7-segmented, basal segment 58 µm long, 3 rd reduced, shorter than the 4 th and 7 th indistinct hair-like, AR 0.9; mandible as in Fig. 22C; mentum (Fig. 22D) with pair of median teeth, basolaterally with short extension; VM plate broad, V/M 1.4; procercus sclerotized, short, about as long as wide with 7 apical setae; anal tubules curved half as long as posterior parapod. Notes. The unpigmented submentum and broad VM plates will separate H. changi from other members within the H. marcidus group, except for possibly Heterotrissocladius boltoni Saether, which is recorded only from Ohio. Saether (1995: 38) points out that Metriocnemus aequalis Johannsen should be assigned to Heterotrissocladius and may in fact be a senior synonym of H. changi or Heterotrissocladius hirtapex Saether. Ecology and habitat. Although the species typically occurs in littoral to upper profundal zones of oligotrophic lakes, it occurred in study streams with H. marcidus . This species is bivoltine with a major emergence in the spring till June and a minor one in early fall, although an emergence of June till mid August has been reported for two lakes, Lake Waterton, Alberta and Green Lake, Colorado. (Saether 1975). Sampling sites. We found the larvae inhabiting streams in all the provincial parks and districts located in our study area. Nearctic distribution. Canada: Northwest Territories, Alberta, Manitoba, Saskatchewan, and Ontario. USA: Colorado, Illinois, Indiana, Michigan, Minnesota, New York. Published as part of Namayandeh, Armin, Bilyj, Bohdan, Beresford, David V., Somers, Keith M. & Dillon, Peter J., 2012, 3324, pp. 1-65 in Zootaxa 3324 on pages 28-29 Other/Unknown Material Northwest Territories Zenodo |
institution |
Open Polar |
collection |
Zenodo |
op_collection_id |
ftzenodo |
language |
unknown |
topic |
Biodiversity Taxonomy Animalia Arthropoda Insecta Diptera Chironomidae Heterotrissocladius Heterotrissocladius changi |
spellingShingle |
Biodiversity Taxonomy Animalia Arthropoda Insecta Diptera Chironomidae Heterotrissocladius Heterotrissocladius changi Namayandeh, Armin Bilyj, Bohdan Beresford, David V. Somers, Keith M. Dillon, Peter J. Heterotrissocladius changi Saether |
topic_facet |
Biodiversity Taxonomy Animalia Arthropoda Insecta Diptera Chironomidae Heterotrissocladius Heterotrissocladius changi |
description |
Heterotrissocladius changi Saether Figs 22A–D Diagnosis. Labrum as in Fig. 22A; SI seta plumose; pecten epipharyngis with 3 serrated scale-like spines; antenna (Fig. 22B) 7-segmented, basal segment 58 µm long, 3 rd reduced, shorter than the 4 th and 7 th indistinct hair-like, AR 0.9; mandible as in Fig. 22C; mentum (Fig. 22D) with pair of median teeth, basolaterally with short extension; VM plate broad, V/M 1.4; procercus sclerotized, short, about as long as wide with 7 apical setae; anal tubules curved half as long as posterior parapod. Notes. The unpigmented submentum and broad VM plates will separate H. changi from other members within the H. marcidus group, except for possibly Heterotrissocladius boltoni Saether, which is recorded only from Ohio. Saether (1995: 38) points out that Metriocnemus aequalis Johannsen should be assigned to Heterotrissocladius and may in fact be a senior synonym of H. changi or Heterotrissocladius hirtapex Saether. Ecology and habitat. Although the species typically occurs in littoral to upper profundal zones of oligotrophic lakes, it occurred in study streams with H. marcidus . This species is bivoltine with a major emergence in the spring till June and a minor one in early fall, although an emergence of June till mid August has been reported for two lakes, Lake Waterton, Alberta and Green Lake, Colorado. (Saether 1975). Sampling sites. We found the larvae inhabiting streams in all the provincial parks and districts located in our study area. Nearctic distribution. Canada: Northwest Territories, Alberta, Manitoba, Saskatchewan, and Ontario. USA: Colorado, Illinois, Indiana, Michigan, Minnesota, New York. Published as part of Namayandeh, Armin, Bilyj, Bohdan, Beresford, David V., Somers, Keith M. & Dillon, Peter J., 2012, 3324, pp. 1-65 in Zootaxa 3324 on pages 28-29 |
format |
Other/Unknown Material |
author |
Namayandeh, Armin Bilyj, Bohdan Beresford, David V. Somers, Keith M. Dillon, Peter J. |
author_facet |
Namayandeh, Armin Bilyj, Bohdan Beresford, David V. Somers, Keith M. Dillon, Peter J. |
author_sort |
Namayandeh, Armin |
title |
Heterotrissocladius changi Saether |
title_short |
Heterotrissocladius changi Saether |
title_full |
Heterotrissocladius changi Saether |
title_fullStr |
Heterotrissocladius changi Saether |
title_full_unstemmed |
Heterotrissocladius changi Saether |
title_sort |
heterotrissocladius changi saether |
publisher |
Zenodo |
publishDate |
2012 |
url |
https://doi.org/10.5281/zenodo.5253201 http://treatment.plazi.org/id/03FED906FFF9387CFF0EC4DBFC80FDC3 |
genre |
Northwest Territories |
genre_facet |
Northwest Territories |
op_source |
3324, pp. 1-65 in Zootaxa, 3324, 28-29, (2012-05-24) |
op_relation |
http://publication.plazi.org/id/FFC7A17EFFE23860FF99C204FFC4FFFF https://sibils.text-analytics.ch/search/collections/plazi/03FED906FFF9387CFF0EC4DBFC80FDC3 https://zenodo.org/communities/biosyslit https://doi.org/10.5281/zenodo.5253200 https://doi.org/10.5281/zenodo.5253201 oai:zenodo.org:5253201 http://treatment.plazi.org/id/03FED906FFF9387CFF0EC4DBFC80FDC3 |
op_rights |
info:eu-repo/semantics/openAccess Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode |
op_doi |
https://doi.org/10.5281/zenodo.525320110.5281/zenodo.5253200 |
_version_ |
1810467169339703296 |