Results 241 to 250 of about 6,726 (285)

Argia koroivarum sp. nov. (Odonata: Coenagrionidae) from Minas Gerais state, Southeastern Brazil.

Zootaxa, 2023
Argia koroivarum sp. nov. (BRAZIL, Minas Gerais state, São Roque de Minas, Parque Nacional Serra da Canastra, 9.iv.2019, (-20.2323, -46.6084, 1306m asl), D.S. Vilela, R. Guillermo, R.
D. Vilela, R. Guillermo‐Ferreira, Ricardo Koroiva   +2 more
semanticscholar   +1 more source

Epipleoneura parmula sp. nov. (Odonata: Coenagrionidae: Protoneurinae) from Amazonian Ecuador.

Zootaxa, 2023
Epipleoneura parmula sp. nov. is described and illustrated based on males from eastern Ecuador (holotype: , ECUADOR, Orellana Province, Primavera, Laguna Taracoa {0.4652S, 76.7638W}, 247 m, 27 July 1977, Dennis R.
K. Tennessen, R. Garrison
semanticscholar   +1 more source

Chinese damselflies of the genus Coenagrion (Zygoptera: Coenagrionidae)

Zootaxa, 2011
We review and update species of Coenagrion recorded from China, including distributional information. A key to the males is provided including figures of the genital ligula and caudal appendages. A distributional record of Coenagrion armatum is excluded from China.
Xin Yu, Wenjun Bu
openaire   +3 more sources

The epipharyngeal sensilla of the damselfly Ischnura elegans (Odonata, Coenagrionidae)

Micron, 2014
The knowledge on Odonata adult mouthparts sensilla is scanty and, notwithstanding the epipharynx in the labrum is considered an organ of taste, no ultrastructural investigation has been performed so far on this structure in Odonata. The labrum of the adult of the damselfly Ischnura elegans (Odonata, Coenagrionidae) shows on its ventral side the ...
REBORA, Manuela, GAINO, Elda Rosa, PIERSANTI, SILVANA   +2 more
openaire   +3 more sources

Damselflies of the genus Argia Rambur, 1842 (Odonata: Coenagrionidae) from Mexico, Central America and the Lesser Antilles with descriptions of five new species.

Zootaxa, 2022
A total of 73 species of Argia Rambur, 1842 are reported as present from Mexico, Central America and the Lesser Antilles, of which five are new to science and are described here: Argia annae n. sp.
R. Garrison, N. V. Ellenrieder
semanticscholar   +1 more source

A phylogenetic reassessment of the subfamilies of Coenagrionidae (Odonata: Zygoptera)

Journal of Natural History, 2003
We reanalyzed subfamily divisions of Coenagrionidae phylogenetically using morphological characters. Characters historically and currently used to divide Coenagrionidae, as well as previously unpublished characters, were carefully defined or redefined and coded.
Elyse W. O'Grady, Michael L. May
exaly   +3 more sources

Analysis of male Leptagrion Selys, 1876 sensu lato (Odonata: Coenagrionidae) with description of four new genera and a new species.

Zootaxa, 2022
The species currently included in Leptagrion Selys, 1876 are found to belong in five different genera: Leptagrion sensu stricto, including the type species Leptagrion macrurum (Burmeister, 1839), two previously described species, viz, Leptagrion ...
F. Lencioni
semanticscholar   +1 more source

Discovery of Pyrrhosoma cf. nymphula (Odonata: Coenagrionidae) in Algeria

Notulae odonatologicae, 2022
455 ...
L. Taleb, Rabah Zebsa, R. Khelifa
semanticscholar   +1 more source

Demographic characteristics of Ischnura elegans (Vander Linden, 1820) (Odonata: Coenagrionidae) in arid regions: sex and female morphs differences in survival and capture probabilities, space use patterns and spatial density

Aquatic Insects, 2022
We used the mark-recapture method to gather fundamental information on the population dynamics of Ischnura elegans (Vander Linden, 1820) in an arid region of central Iran. Ischnura elegans expresses female-limited colour polymorphism. We investigated sex
Zohreh Eslami Barzoki, S. Sadeghi, M. Ebrahimi   +2 more
semanticscholar   +1 more source

Notes on the final emergence and moulting pattern of Ischnura senegalensis Rambur, 1842 (Zygoptera, Coenagrionidae) and Anax immaculifrons Rambur, 1842 (Anisoptera, Aeshnidae)

ENTOMON
The complete emergence of two odonate species Ischnura senegalensis (Rambur, 1842) (Zygoptera, Coenagrionidae) and Anax immaculifrons (Anisoptera, Aeshnidae) were studied at Wardha district of Maharashtra, India. The average time to complete emergence in
Rahul B. Bhende, Arajush Payra, A. Tiple
semanticscholar   +1 more source