Results 41 to 50 of about 158 (116)

Morphological variability of Cordulegaster trinacriae in Italy (Odonata: Cordulegastridae)

open access: yes, 2019
This paper describes the most helpful features for field identification of C. trinacriae and the relevant morphological variability encountered. In C. trinacriae the yellow frons was without a dark horizontal marking in about 70 % of the sample or showed a barely patterned frons, while the remaining 30 % showed a more or less defined dark smudge ...
openaire   +2 more sources

Characterization and distribution of the species included in the genus Thecagaster Selys (Odonata: Cordulegastridae)

open access: yesJournal of Insect Biodiversity
Cordulegastridae Tillyard, 1917 is an enigmatic Odonata family with mainly Holarctic distribution. One of its five genera is Thecagaster Selys, 1854, a genus restricted to smaller brooks, trickles, or seepages in the spring or near the spring regions in moderated high mountain areas of the Palaearctic Region.
THOMAS SCHNEIDER   +3 more
openaire   +1 more source

Cordulegaster talaria, n. sp. (Odonata: Cordulegastridae) from west-central Arkansas

open access: yes, 2004
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Estimating Macroinvertebrate Biomass for Stream Ecosystem Assessments. [PDF]

open access: yesInt J Environ Res Public Health, 2022
Cummins KW   +3 more
europepmc   +1 more source

Further notes on Chinese Cordulegastridae (Insecta: Odonata: Anisoptera)

open access: yes, 1994
After the description of new species of Cordulegastridae from China by Zhou (1988) and Zhu & Han (1992), additional specimens have been described by van Pelt (1993) and Lohmann (1993). In this paper additional material of Anotogaster cornutifrons Lohmann, 1993, is reported upon.
openaire   +1 more source

Evolutionary history and divergence times of Odonata (dragonflies and damselflies) revealed through transcriptomics. [PDF]

open access: yesiScience, 2021
Kohli M   +17 more
europepmc   +1 more source

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