Radiation of the microcaddisfly genus Orthotrichia (Trichoptera, Hydroptilidae) in Australia

Orthotrichia is the most species rich of the hydroptilid genera found in Australia, and is postulated to be a relatively recent arrival from the Oriental Region. The genus has an almost worldwide but patchy distribution, represented by close to 280 species among which the Australian fauna of 55 spec...

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Main Author: Alice Wells
Format: Article
Language:deu
Published: Senckenberg Deutsches Entomologisches Institut 2023-08-01
Series:Contributions to Entomology
Online Access:https://contributions-to-entomology.arphahub.com/article/105274/download/pdf/
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author Alice Wells
author_facet Alice Wells
author_sort Alice Wells
collection DOAJ
description Orthotrichia is the most species rich of the hydroptilid genera found in Australia, and is postulated to be a relatively recent arrival from the Oriental Region. The genus has an almost worldwide but patchy distribution, represented by close to 280 species among which the Australian fauna of 55 species represents around 20%. In an attempt to understand the radiation of the genus in Australia, this paper explores the morphology and biology of Australian species and discusses a number of contrasts with reports on the biology of congeners in the Northern Hemisphere. The possible significance of these differences in Australian representatives of the genus is suggested to have played a role in the ‘success’ of the genus in the region. The value of life history studies to our understanding of biodiversity and biogeography is emphasized.
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spelling doaj.art-e7101a7ab49442e0a2c5f7a49584b8332024-02-03T07:07:27ZdeuSenckenberg Deutsches Entomologisches InstitutContributions to Entomology2511-64282023-08-0173111312010.3897/contrib.entomol.73.e105274105274Radiation of the microcaddisfly genus Orthotrichia (Trichoptera, Hydroptilidae) in AustraliaAlice Wells0Australian National Insect CollectionOrthotrichia is the most species rich of the hydroptilid genera found in Australia, and is postulated to be a relatively recent arrival from the Oriental Region. The genus has an almost worldwide but patchy distribution, represented by close to 280 species among which the Australian fauna of 55 species represents around 20%. In an attempt to understand the radiation of the genus in Australia, this paper explores the morphology and biology of Australian species and discusses a number of contrasts with reports on the biology of congeners in the Northern Hemisphere. The possible significance of these differences in Australian representatives of the genus is suggested to have played a role in the ‘success’ of the genus in the region. The value of life history studies to our understanding of biodiversity and biogeography is emphasized.https://contributions-to-entomology.arphahub.com/article/105274/download/pdf/
spellingShingle Alice Wells
Radiation of the microcaddisfly genus Orthotrichia (Trichoptera, Hydroptilidae) in Australia
Contributions to Entomology
title Radiation of the microcaddisfly genus Orthotrichia (Trichoptera, Hydroptilidae) in Australia
title_full Radiation of the microcaddisfly genus Orthotrichia (Trichoptera, Hydroptilidae) in Australia
title_fullStr Radiation of the microcaddisfly genus Orthotrichia (Trichoptera, Hydroptilidae) in Australia
title_full_unstemmed Radiation of the microcaddisfly genus Orthotrichia (Trichoptera, Hydroptilidae) in Australia
title_short Radiation of the microcaddisfly genus Orthotrichia (Trichoptera, Hydroptilidae) in Australia
title_sort radiation of the microcaddisfly genus orthotrichia trichoptera hydroptilidae in australia
url https://contributions-to-entomology.arphahub.com/article/105274/download/pdf/
work_keys_str_mv AT alicewells radiationofthemicrocaddisflygenusorthotrichiatrichopterahydroptilidaeinaustralia