Origins and Zoogeography of Flies (Insecta: Diptera) in Southern Yukon Grasslands
. Because of its glacial history, the Yukon Territory is of great interest for biologists, and it is no secret that the region has a unique insect fauna (Danks and Downes, 1997). Most people who collect insects in the Yukon are attracted by the "typical" habitats of Beringia - the tundra,...
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1998
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ftunivcalgaryojs:oai:journalhosting.ucalgary.ca:article/64139 2023-05-15T14:19:09+02:00 Origins and Zoogeography of Flies (Insecta: Diptera) in Southern Yukon Grasslands Boucher, Stéphanie 1998-01-01 application/pdf https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64139 eng eng The Arctic Institute of North America https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64139/48074 https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64139 ARCTIC; Vol. 51 No. 4 (1998): December: 301–416; 399-402 1923-1245 0004-0843 Diptera Alpine tundra ecology Grasses Refugia Glacial epoch Animal taxonomy Animal distribution Artemisia Glaciation Carmacks region Yukon Klondike Highway region Takhini River region Little Atlin Lake region Nares Lake region info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion research-article 1998 ftunivcalgaryojs 2022-03-22T21:21:19Z . Because of its glacial history, the Yukon Territory is of great interest for biologists, and it is no secret that the region has a unique insect fauna (Danks and Downes, 1997). Most people who collect insects in the Yukon are attracted by the "typical" habitats of Beringia - the tundra, the mountain slopes, the extensive wetlands, rivers, and lakes. But there are many smaller, unusual, and often overlooked habitats in the Yukon with their own particular insect fauna. One of these unusual habitats is a prairie-like ecosystem characterized by xeric-adapted plants dominated by sage (Artemisia spp.: Asteraceae) and several genera of grasses on warm, south-facing slopes and river valleys. These south-facing slopes are found mostly in the southern and central Yukon, particularly along the Yukon River. . the objectives of my study were to conduct a faunal inventory of the Diptera divesity in the southern Yukon grasslands, and to determine the zoogeographic affinities of the fly fauna of these habitats. I am testing the hypothesis that the Diptera fauna of this region is a composite, made up of widespread boreal and cordilleran species, Beringian species that survived the Wisconsinan glaciation in this refugium, and southern grassland species that have colonized the region postglacially, during the Hypsithermal. . Article in Journal/Newspaper Arctic Atlin Lake Carmacks Tundra Yukon river Beringia Yukon University of Calgary Journal Hosting Atlin ENVELOPE(-133.689,-133.689,59.578,59.578) Atlin Lake ENVELOPE(-133.722,-133.722,59.532,59.532) Carmacks ENVELOPE(-136.293,-136.293,62.088,62.088) Little Atlin Lake ENVELOPE(-133.953,-133.953,60.254,60.254) Nares ENVELOPE(158.167,158.167,-81.450,-81.450) Takhini ENVELOPE(-135.094,-135.094,60.738,60.738) Takhini River ENVELOPE(-135.854,-135.854,59.999,59.999) Yukon ARCTIC 51 4 |
institution |
Open Polar |
collection |
University of Calgary Journal Hosting |
op_collection_id |
ftunivcalgaryojs |
language |
English |
topic |
Diptera Alpine tundra ecology Grasses Refugia Glacial epoch Animal taxonomy Animal distribution Artemisia Glaciation Carmacks region Yukon Klondike Highway region Takhini River region Little Atlin Lake region Nares Lake region |
spellingShingle |
Diptera Alpine tundra ecology Grasses Refugia Glacial epoch Animal taxonomy Animal distribution Artemisia Glaciation Carmacks region Yukon Klondike Highway region Takhini River region Little Atlin Lake region Nares Lake region Boucher, Stéphanie Origins and Zoogeography of Flies (Insecta: Diptera) in Southern Yukon Grasslands |
topic_facet |
Diptera Alpine tundra ecology Grasses Refugia Glacial epoch Animal taxonomy Animal distribution Artemisia Glaciation Carmacks region Yukon Klondike Highway region Takhini River region Little Atlin Lake region Nares Lake region |
description |
. Because of its glacial history, the Yukon Territory is of great interest for biologists, and it is no secret that the region has a unique insect fauna (Danks and Downes, 1997). Most people who collect insects in the Yukon are attracted by the "typical" habitats of Beringia - the tundra, the mountain slopes, the extensive wetlands, rivers, and lakes. But there are many smaller, unusual, and often overlooked habitats in the Yukon with their own particular insect fauna. One of these unusual habitats is a prairie-like ecosystem characterized by xeric-adapted plants dominated by sage (Artemisia spp.: Asteraceae) and several genera of grasses on warm, south-facing slopes and river valleys. These south-facing slopes are found mostly in the southern and central Yukon, particularly along the Yukon River. . the objectives of my study were to conduct a faunal inventory of the Diptera divesity in the southern Yukon grasslands, and to determine the zoogeographic affinities of the fly fauna of these habitats. I am testing the hypothesis that the Diptera fauna of this region is a composite, made up of widespread boreal and cordilleran species, Beringian species that survived the Wisconsinan glaciation in this refugium, and southern grassland species that have colonized the region postglacially, during the Hypsithermal. . |
format |
Article in Journal/Newspaper |
author |
Boucher, Stéphanie |
author_facet |
Boucher, Stéphanie |
author_sort |
Boucher, Stéphanie |
title |
Origins and Zoogeography of Flies (Insecta: Diptera) in Southern Yukon Grasslands |
title_short |
Origins and Zoogeography of Flies (Insecta: Diptera) in Southern Yukon Grasslands |
title_full |
Origins and Zoogeography of Flies (Insecta: Diptera) in Southern Yukon Grasslands |
title_fullStr |
Origins and Zoogeography of Flies (Insecta: Diptera) in Southern Yukon Grasslands |
title_full_unstemmed |
Origins and Zoogeography of Flies (Insecta: Diptera) in Southern Yukon Grasslands |
title_sort |
origins and zoogeography of flies (insecta: diptera) in southern yukon grasslands |
publisher |
The Arctic Institute of North America |
publishDate |
1998 |
url |
https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64139 |
long_lat |
ENVELOPE(-133.689,-133.689,59.578,59.578) ENVELOPE(-133.722,-133.722,59.532,59.532) ENVELOPE(-136.293,-136.293,62.088,62.088) ENVELOPE(-133.953,-133.953,60.254,60.254) ENVELOPE(158.167,158.167,-81.450,-81.450) ENVELOPE(-135.094,-135.094,60.738,60.738) ENVELOPE(-135.854,-135.854,59.999,59.999) |
geographic |
Atlin Atlin Lake Carmacks Little Atlin Lake Nares Takhini Takhini River Yukon |
geographic_facet |
Atlin Atlin Lake Carmacks Little Atlin Lake Nares Takhini Takhini River Yukon |
genre |
Arctic Atlin Lake Carmacks Tundra Yukon river Beringia Yukon |
genre_facet |
Arctic Atlin Lake Carmacks Tundra Yukon river Beringia Yukon |
op_source |
ARCTIC; Vol. 51 No. 4 (1998): December: 301–416; 399-402 1923-1245 0004-0843 |
op_relation |
https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64139/48074 https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64139 |
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ARCTIC |
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51 |
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4 |
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