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Gregarines: Their Effects on Damselflies (Odonata: Zygoptera)

Gregarines: Their Effects on Damselflies (Odonata: Zygoptera) <jats:sec><jats:title>Abstract</jats:title><jats:p>Adults of the damselfly Pyrrhosoma nymphula (Sulzer) were to a great extent found to have their midgut infected with a eugregarine Hoplorhynchus oligacanthus (Siebold). Heavy infestation seriously damaged the gut epithelium, and the viability of the host was estimated to be reduced. Marking experiments have revealed that individuals which attained great adult age were either lightly infected or non-infected, or they were thought to have been infected late in their adult life. The conclusion is that the eugregarine infestation apparently reduces the longevity of adults when other conditions are sub-optimum.</jats:p> </jats:sec> http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Insect Systematics & Evolution Brill

Gregarines: Their Effects on Damselflies (Odonata: Zygoptera)

Insect Systematics & Evolution , Volume 2 (4): 294 – Jan 1, 1971

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Publisher
Brill
Copyright
© 1971 Koninklijke Brill NV, Leiden, The Netherlands
ISSN
1399-560X
eISSN
1876-312X
DOI
10.1163/187631271X00301
Publisher site
See Article on Publisher Site

Abstract

<jats:sec><jats:title>Abstract</jats:title><jats:p>Adults of the damselfly Pyrrhosoma nymphula (Sulzer) were to a great extent found to have their midgut infected with a eugregarine Hoplorhynchus oligacanthus (Siebold). Heavy infestation seriously damaged the gut epithelium, and the viability of the host was estimated to be reduced. Marking experiments have revealed that individuals which attained great adult age were either lightly infected or non-infected, or they were thought to have been infected late in their adult life. The conclusion is that the eugregarine infestation apparently reduces the longevity of adults when other conditions are sub-optimum.</jats:p> </jats:sec>

Journal

Insect Systematics & EvolutionBrill

Published: Jan 1, 1971

There are no references for this article.