Results 61 to 70 of about 1,609 (181)

A molecular phylogeny of Zygopterans (Insecta, Odonata) of Kerala, India [PDF]

open access: yesJournal of Insect Biodiversity and Systematics
Molecular phylogenetic reconstruction of the suborder Zygoptera based on sequences of the nuclear ribosomal gene 18S and mitochondrial gene COI was carried out using species collected from India.
C. Nitha Bose   +2 more
doaj  

Strategic conservation prioritization through creating and updating the regional species of greatest conservation need list in the northeastern United States

open access: yesConservation Science and Practice, Volume 8, Issue 7, July 2026.
Biodiversity is declining globally, underscoring the need for conservation strategies informed by regional expertise. In the northeastern United States, 14 state wildlife agencies and taxonomic experts developed the Regional Species of Greatest Conservation Need (RSGCN) list, revealing that global and national datasets captured only ~55% of regionally ...
Melissa D. Starking   +9 more
wiley   +1 more source

Odonate diversity of Nalsarovar Bird Sanctuary - a Ramsar site in Gujarat, India

open access: yesJournal of Threatened Taxa, 2018
Odonate diversity of Nalsarovar Bird Sanctuary, a Ramsar site in Gujarat, was studied between January 2015 and July 2017.  A total of 46 species belonging to two suborders, six families, and 27 genera were recorded, which included 14 species of Zygoptera
Darshana M. Rathod, B. M. Parasharya
doaj   +1 more source

The diving katydid: A unique predator escape behavior in Ragoniella pulchella (Orthoptera: Tettigoniidae)

open access: yes
Ecology, Volume 107, Issue 7, July 2026.
Charlie Woodrow   +5 more
wiley   +1 more source

An observation on the Odonata fauna of the Asansol-Durgapur Industrial Area, Burdwan, West Bengal, India

open access: yesJournal of Threatened Taxa, 2016
The present investigation was undertaken as a pilot study to examine the diversity, occurrence and distribution pattern of dragonflies and damselflies (Odonata) from the selected study sites of the Asansol-Durgapur industrial area of Burdwan District of ...
Amar Kumar Nayak, Utpal Singha Roy
doaj   +1 more source

A new species of Ischnura (Odonata: Coenagrionidae) from high altitude eastern Andes, of Colombia

open access: yesZoologia (Curitiba), 2012
Ischnura mahechai sp. nov. is described and illustrated based on specimens collected at the Eastern Andean mountain range of Colômbia. The species is close to Ischnura cruzi De Marmels, 1987 but differs from it by the structure of male anal appendages ...
Angelo B. M. Machado
doaj  

A Special Issue on the Diversity, Ecology and Evolution of Dragonflies and Damselflies (Insecta: Odonata)

open access: yesDiversity
The Odonata is an order of insects commonly known as dragonflies and damselflies, with a worldwide distribution except in Antarctica [...]
M. Olalla Lorenzo-Carballa   +1 more
doaj   +1 more source

A key to the adult Costa Rican "helicopter" damselflies (Odonata: Pseudostigmatidae) with notes on their phenology and life zone preferences

open access: yesRevista de Biología Tropical, 2001
We present a key to the Costa Rican species of Pseudostigmatidae, comprising three genera with the following species: Megaloprepus caerulatus, Mecistogaster linearis, M. modesta, M. ornata and Pseudostigma aberrans. Pseudostigma accedens, which may occur
Ingemar Hedström, Göran Sahlén
doaj  

Odonata assemblages in highland hydrosystems of northeastern Algeria, with notes on elevational patterns: application of species occupancy models [PDF]

open access: yesJournal of Insect Biodiversity and Systematics
We aim in this study to increase our knowledge of the Odonata in the Aures, an unexplored region of northeastern Algeria, using single-species occupancy model (spOccupancy R package) coupled with spatial interpolation technique (kriging ArcGis) to assess
Ali Elafri   +3 more
doaj  

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