Results 31 to 40 of about 27,708 (212)

Nuevos Zygoptera y Anisoptera (Insecta: Odonata) en el Cretácico inferior de España

open access: yesEstudios Geologicos, 1993
El estudio de nuevos insectos cretácicos hallados en los yacimientos de calizas litográficas españoles ha dado como resultado el reconocimiento de tres nuevas formas de odonatos (Insecta, Odonata).
A. Nel, X. Martínez-Delclos
doaj   +1 more source

Historical changes in the phenology of British Odonata are related to climate [PDF]

open access: yes, 2007
Responses of biota to climate change take a number of forms including distributional shifts, behavioural changes and life history changes. This study examined an extensive set of biological records to investigate changes in the timing of life history ...
Ando H   +34 more
core   +1 more source

The life cycles of Boyeria irene and Onychogomphus uncatus (Odonata: Aeshnidae, Gomphidae) in western Spain: A biometric study

open access: yesEuropean Journal of Entomology, 2018
Co-occurrence of species with similar trophic requirements, such as odonates, seems to depend both on them occupying different microhabitats and differing in their life-cycles.
Tatiana VELASCO-VILLANUEVA   +3 more
doaj   +1 more source

Sampling efficiency of a protocol to measure Odonata diversity in tropical streams.

open access: yesPLoS ONE, 2021
Odonata can be sampled following different types of protocols. In Brazil, the most used protocol is the scanning in fixed areas method, where a 100-meter transect is delimited in one of the stream margins, subdivided into 20 segments measuring 5 meters ...
Joana Darc Batista   +5 more
doaj   +1 more source

Odonata at a Small Woodland Pond in Southern Illinois [PDF]

open access: yes, 2017
A survey of the adult odonate fauna of a small woodland pond in Pope County, Illinois, was conducted during 1983--·1984. Twenty-four species were collected including Aeshna mutata and Anax longipes.
McDowell, W. T   +2 more
core   +2 more sources

A new libelluloid dragonfly from late Paleocene deposits in Argentina (Odonata: Italoansida)

open access: yesEuropean Journal of Entomology, 2002
A new genus and species of "libelluloid" dragonfly, Jujusia maizgorda gen. n., sp. n., of the clade Italoansida Bechly, 1996, from the late Paleocene, Maíz Gordo Formation, north-western Argentina, is described.
Julián F. PETRULEVIČIUS, André NEL
doaj   +1 more source

The impacts of environmental warming on Odonata: a review [PDF]

open access: yes, 2008
Climate change brings with it unprecedented rates of increase in environmental temperature, which will have major consequences for the earth's flora and fauna.
Adams J.   +165 more
core   +1 more source

Effect of the spatial heterogeneity on the predation of Scinax fuscovarius and Physalaemus cuvieri tadpoles by Odonata larvae - doi: 10.4025/actascibiolsci.v32i2.4835

open access: yesActa Scientiarum: Biological Sciences, 2010
The objective of this work were to analyze the effect of predation by Odonata naiads on two amphibian species with distinct habits – benthic and mid-water – and to verify whether the presence and architecture of macrophytes can mediate this interaction ...
João Ânderson Fulan   +1 more
doaj   +1 more source

\u3ci\u3eArchilestes Grandis\u3c/i\u3e (Rambur) (Odonata: Lestidae): New for Michigan [PDF]

open access: yes, 2018
Archilestes grandis (Rambur) (Odonata: Lestidae) is a large lestid damselfly previously unknown from Michigan.
Craves, Julie A
core   +2 more sources

The origin of the odorant receptor gene family in insects

open access: yeseLife, 2018
The origin of the insect odorant receptor (OR) gene family has been hypothesized to have coincided with the evolution of terrestriality in insects. Missbach et al.
Philipp Brand   +6 more
doaj   +1 more source

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