Results 21 to 30 of about 5,497 (220)

Diagnostic Efficacy of Morphological Characters of Larval \u3ci\u3eTramea Lacerata\u3c/i\u3e Hagen and \u3ci\u3eTramea Onusta\u3c/i\u3e Hagen (Odonata: Libellulidae) in the Prairie Region of Missouri [PDF]

open access: yes, 2018
Distinguishing among species of larvae of the dragonfly genus Tramea historically has been problematic, largely due to conflicting characterizations of the larvae of T. lacerata Hagen and T. onusta Hagen (Odonata: Libellulidae) in the literature.
Landwer, Brett H. P, Sites, Robert W
core   +2 more sources

Complete mitochondrial genome sequence of Bekko Tombo Libellula angelina Selys, 1883 (Odonata: Libellulidae)

open access: yesMitochondrial DNA. Part B. Resources, 2019
The dragonfly Libellula angelina Selys, 1883 (Odonata: Libellulidae) has been listed as a critically endangered species by the International Union for Conservation of Nature (IUCN) and is also an endangered insect in South Korea.
Iksoo Kim, Su Yeon Jeong, Min Jee Kim
doaj   +1 more source

Motorway as a barrier to dispersal of the threatened dragonfly Sympetrum depressiusculum (Odonata: Libellulidae): Consequence of mortality or crossing avoidance?

open access: yesEuropean Journal of Entomology, 2017
Infrastructure is one of the main causes of landscape fragmentation, which results in isolation and loss of populations. Although the negative effect of roads on insects is well documented, only a minority of studies has focused on roads in the context ...
Hana ŠIGUTOVÁ   +3 more
doaj   +1 more source

Dragonfly Inventory and Active Time in Kasang Kulim Zoo Area, Riau, Indonesia

open access: yesBioeksperimen: Jurnal Penelitian Biologi, 2023
Dragonflies have an important role in ecosystem balance as biological control agents and environmental bioindicators because they are sensitive to changes in water quality.
Miranda Delithalia, Radith Mahatma
doaj   +1 more source

The response of neotropical dragonflies (Insecta: Odonata) to local and regional abiotic factors in small streams of the Amazon [PDF]

open access: yes, 2019
Since the relative role of local and regional abiotic factors on the Odonata diversity in rainforest streams is still poorly understood, we evaluated the effects of these factors on adult Odonata (Insecta) from preserved and altered streams in the ...
Belle   +20 more
core   +1 more source

Odonata Collected with a Mist Net in Baraga County, Michigan, including a New Record for the Upper Peninsula [PDF]

open access: yes, 2017
Excerpt: In the summer of 1966, a study of the interrelation of birds and forest insects was initiated at Michigan Technological University. Japanese mist nets were used, among other methods, to make population estimates of birds.
Sloan, Norman F
core   +2 more sources

The complete mitochondrial genome of Sympetrum striolatum (Odonata: Libellulidae) and phylogenetic analysis

open access: yesMitochondrial DNA. Part B. Resources, 2020
Here, we sequenced and annotated the complete mitogenome of Sympetrum striolatum (Odonata: Libellulidae). This mitogenome is 15,435 bp in length, consisting of 13 protein-coding genes (PCGs), 22 transfer RNA genes (tRNAs), 2 ribosomal RNA unit genes, and
Run-Qiu Feng   +5 more
doaj   +1 more source

Diversity of the Anisoptera & Zygoptera (Odonata: Insecta) of Swat, Pakistan

open access: yesBrazilian Journal of Biology, 2021
Odonates are important biological control agents for the control of insect pests and insect disease vectors of medical and veterinary importance. The present study was conducted to evaluate the odonate fauna of Swat, Pakistan from March to October 2019 ...
M. Attaullah   +9 more
doaj   +1 more source

Macromia alleghaniensis (Odonata: Macromiidae): New For Michigan, with Clarifications of Northern Records [PDF]

open access: yes, 2017
An Alleghany River Cruiser, Macromia alleghaniensis Williamson (Odonata: Macromiidae), collected in Cass County, Michigan on 18 June 2014, represents the first record of the species for the state, as well as the northernmost unequivocal record in North ...
Craves, Julie A, O’Brien, Darrin S
core   +2 more sources

Dragonflies Caught by Plants (Odonata, Libellulidae) [PDF]

open access: yesEntomologia Generalis, 2008
Observations of a male of Crosothemis erythraea (Brulle 1832) which was caught by the plant Silene inaperia (Caryophyllales: Caryophyllaceae) are reported. This plant presents sticky secretions on the stem, with seemingly defensive functions against herbivory. The dragonfly was caught when sticking the four wings to the stems of several plants.
Antonio Torralba-Burrial   +1 more
openaire   +1 more source

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