Egg development, nymphal growth and life cycle strategies in Plecoptera
Interspecific and intraspecific differences in egg development, nymphal growth and the life cycles of Fennoscandian stoneflies are examined in relation to zoogeographical aspects and evolutionary trends. Data on other European and North American species are also considered. Egg development shows con...
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Language: | English |
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crwiley:10.1111/j.1600-0587.1989.tb00836.x 2024-09-09T19:40:03+00:00 Egg development, nymphal growth and life cycle strategies in Plecoptera Lillehamnur, Albert Brittain, John E. Saltveit, Svein Jakob Nielsen, Per S. 1989 http://dx.doi.org/10.1111/j.1600-0587.1989.tb00836.x https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1111%2Fj.1600-0587.1989.tb00836.x https://onlinelibrary.wiley.com/doi/pdf/10.1111/j.1600-0587.1989.tb00836.x en eng Wiley http://onlinelibrary.wiley.com/termsAndConditions#vor Ecography volume 12, issue 2, page 173-186 ISSN 0906-7590 1600-0587 journal-article 1989 crwiley https://doi.org/10.1111/j.1600-0587.1989.tb00836.x 2024-08-27T04:31:08Z Interspecific and intraspecific differences in egg development, nymphal growth and the life cycles of Fennoscandian stoneflies are examined in relation to zoogeographical aspects and evolutionary trends. Data on other European and North American species are also considered. Egg development shows considerable diversity, the main categories being ovovivipary, egg development with diapause and non‐diapause development. Egg development in species in the non‐diapause category can be classified as eurythermal, cold stenothermal or warm stenothermal. Temperature has a marked effect on nymphal growth of some species but not others. The distribution of several species can be explained by their temperature relationships, either in the egg or nymphal stage. Several species modify their life cycle to fit local climatic conditions. In some species, such as Leuctra hippopus , environmental selection has been so strong that they have probably recently evolved into subspecies and/or species in northern Europe. Morphological and ecological variations in the Plecoptera have facilitated their colonization of the variety of freshwater biotopes that occur in Fennoscandia. Article in Journal/Newspaper Fennoscandia Fennoscandian Wiley Online Library Ecography 12 2 173 186 |
institution |
Open Polar |
collection |
Wiley Online Library |
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crwiley |
language |
English |
description |
Interspecific and intraspecific differences in egg development, nymphal growth and the life cycles of Fennoscandian stoneflies are examined in relation to zoogeographical aspects and evolutionary trends. Data on other European and North American species are also considered. Egg development shows considerable diversity, the main categories being ovovivipary, egg development with diapause and non‐diapause development. Egg development in species in the non‐diapause category can be classified as eurythermal, cold stenothermal or warm stenothermal. Temperature has a marked effect on nymphal growth of some species but not others. The distribution of several species can be explained by their temperature relationships, either in the egg or nymphal stage. Several species modify their life cycle to fit local climatic conditions. In some species, such as Leuctra hippopus , environmental selection has been so strong that they have probably recently evolved into subspecies and/or species in northern Europe. Morphological and ecological variations in the Plecoptera have facilitated their colonization of the variety of freshwater biotopes that occur in Fennoscandia. |
format |
Article in Journal/Newspaper |
author |
Lillehamnur, Albert Brittain, John E. Saltveit, Svein Jakob Nielsen, Per S. |
spellingShingle |
Lillehamnur, Albert Brittain, John E. Saltveit, Svein Jakob Nielsen, Per S. Egg development, nymphal growth and life cycle strategies in Plecoptera |
author_facet |
Lillehamnur, Albert Brittain, John E. Saltveit, Svein Jakob Nielsen, Per S. |
author_sort |
Lillehamnur, Albert |
title |
Egg development, nymphal growth and life cycle strategies in Plecoptera |
title_short |
Egg development, nymphal growth and life cycle strategies in Plecoptera |
title_full |
Egg development, nymphal growth and life cycle strategies in Plecoptera |
title_fullStr |
Egg development, nymphal growth and life cycle strategies in Plecoptera |
title_full_unstemmed |
Egg development, nymphal growth and life cycle strategies in Plecoptera |
title_sort |
egg development, nymphal growth and life cycle strategies in plecoptera |
publisher |
Wiley |
publishDate |
1989 |
url |
http://dx.doi.org/10.1111/j.1600-0587.1989.tb00836.x https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1111%2Fj.1600-0587.1989.tb00836.x https://onlinelibrary.wiley.com/doi/pdf/10.1111/j.1600-0587.1989.tb00836.x |
genre |
Fennoscandia Fennoscandian |
genre_facet |
Fennoscandia Fennoscandian |
op_source |
Ecography volume 12, issue 2, page 173-186 ISSN 0906-7590 1600-0587 |
op_rights |
http://onlinelibrary.wiley.com/termsAndConditions#vor |
op_doi |
https://doi.org/10.1111/j.1600-0587.1989.tb00836.x |
container_title |
Ecography |
container_volume |
12 |
container_issue |
2 |
container_start_page |
173 |
op_container_end_page |
186 |
_version_ |
1809909222785155072 |