Results 21 to 30 of about 18,180 (179)

A world key to the genera of Elcanidae (Insecta, Orthoptera), with a Jurassic new genus and species of Archelcaninae from China [PDF]

open access: yesZooKeys, 2020
A new fossil genus and species is described from the Middle Jurassic of China. The type of Sinoelcana minuta gen. et sp. nov. has body and legs preserved.
Jun-Jie Gu   +5 more
doaj   +3 more sources

A new species of the genus Stepanovia Kostjukov, 2004 (Hymenoptera: Eulophidae) from Taman Peninsula, Russia [PDF]

open access: yesКавказский энтомологический бюллетень, 2023
A new species of the genus Stepanovia Kostjukov, 2004 (Hymenoptera: Eulophidae: Tetrastichinae), S. kostjukovi sp. n., is described from the arid steppe zone of southern coast of the Taman Peninsula (Veselovka village, Krasnodar Region).
O.V. Kosheleva
doaj   +1 more source

Abnormal ovipositor in a Drosophila melanogaster female [PDF]

open access: yes, 2016
While collecting virgin females from a wild stock, we found a female with an abnormal ovipositor (Figures 1, abnormal; Figure 2, normal). The stock was obtained from wild D.
Romero Benedí, Rafael   +1 more
core   +6 more sources

Sex- and tissue-specific expression of chemosensory receptor genes in a hawkmoth

open access: yesFrontiers in Ecology and Evolution, 2022
For the nocturnal hawkmoth Manduca sexta, olfactory and gustatory cues are essential for finding partners, food, and oviposition sites. Three chemosensory receptor families, odorant receptors (ORs), ionotropic receptors (IRs), and gustatory receptors ...
Megha Treesa Tom   +4 more
doaj   +1 more source

Convergence in the ovipositor system of platygastroid wasps (Hymenoptera)

open access: yesJournal of Hymenoptera Research, 2017
It is widely accepted that there are two ovipositor system types in Platygastroidea. The Scelio-type ovipositor system features telescoping conjunctiva between metasomal tergites 6 and 7 and operates via internal changes in hydrostatic pressure alone ...
Elijah J. Talamas   +2 more
doaj   +3 more sources

Mechanisms of ovipositor insertion and steering of a parasitic wasp

open access: yes, 2017
Drilling into solid substrates with slender beam-like structures is a mechanical challenge, but is regularly done by female parasitic wasps. The wasp inserts her ovipositor into solid substrates to deposit eggs in hosts, and even seems capable of ...
Gussekloo, S.W.S.   +3 more
core   +2 more sources

Two new genera of Encyrtidae (Hymenoptera, Chalcidoidea) with reduced ovipositor sheaths [PDF]

open access: yesJournal of Hymenoptera Research, 2022
Archaeocercoides puchkovi Simutnik, gen. et sp.nov., and Rovnopositor voblenkoi Simutnik, gen. et sp.nov., are described and illustrated based on female specimens from late Eocene Rovno amber.
Serguei A. Simutnik   +3 more
doaj   +3 more sources

Fine Morphology of Antennal and Ovipositor Sensory Structures of the Gall Chestnut Wasp, Dryocosmus kuriphilus

open access: yesInsects, 2021
Dryocosmus kuriphilus is a gall-inducing insect, which can cause significant damage on plants of the genus Castanea Mill., 1754. Antennae and ovipositor are the main sensory organs involved in the location of suitable oviposition sites. Antennal sensilla
Milos Sevarika   +2 more
doaj   +1 more source

Ceraphronoid Ovipositor

open access: yes, 2018
A ceraphronoid ovipositor, showing the motion of the first and second valvulae in ...
Istvan Miko (99068)   +1 more
core   +1 more source

Contribution to the knowledge of male and female eremochaetid flies in the late Cretaceous amber of Burma (Diptera, Brachycera, Eremochaetidae) [PDF]

open access: yesDeutsche Entomologische Zeitschrift, 2019
A new and a previously known species of the genus Zhenia Q. Zhang, 2016 (Eremochaetidae) are illustrated and described based on two males and a female in amber: Zhenia burmensis sp. nov. and Z. xiai Q. Zhang, 2016. The male Z.
Qingqing Zhang, Junfeng Zhang
doaj   +3 more sources

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