Results 21 to 30 of about 93,116 (308)

Temperature differences associated with colour do not determine where the acorn ant Temnothorax crassispinus (Hymenoptera: Formicidae) chooses to nest

open access: yesEuropean Journal of Entomology, 2021
Temperature is an important factor for invertebrates. Social insects build nests, which along with their ability to thermoregulate, provide shelter from extreme temperatures.
Sławomir MITRUS
doaj   +1 more source

Hymenoptera [PDF]

open access: yesThe Transactions of the Zoological Society of London, 1909
n ...
openaire   +2 more sources

Discovery of the Old World genus Rogas Nees (Hymenoptera, Braconidae, Rogadinae) in the New World by DNA barcoding [PDF]

open access: yesDeutsche Entomologische Zeitschrift
Morphological taxonomy and a molecular phylogenetic analysis led to the recognition of a new species of Rogas Nees from Costa Rica, R. shimborii Quicke & Sharkey, sp. nov.
Donald L.J. Quicke   +4 more
doaj   +3 more sources

ON CERTAIN HYMENOPTERA [PDF]

open access: yesThe Canadian Entomologist, 1879
On two occasions I have observed Allantus basilaris (Say) Nort. ♀ devouring another insect; in one instance the larva of a Chrysopa, in the other a small flower beetle of the genus Phalacrus. Although no such habit has been recorded previously in regard to any American species, it does not appear to be entirely without precedent among the European ...
openaire   +3 more sources

Afrotropical Cynipoidea (Hymenoptera) [PDF]

open access: yesZooKeys, 2015
The Afrotropical Cynipoidea are represented by 306 described species and 54 genera in four families: Cynipidae, Figitidae, Liopteridae and Ibaliidae, the latter represented by a single introduced species. Seven of these genera are only represented by undescribed species in the region.
van Noort, Simon   +2 more
openaire   +6 more sources

NOTES ON HYMENOPTERA [PDF]

open access: yesThe Canadian Entomologist, 1895
The advent of another collecting season finds me with a very large proportion of my last year's captures still undetermined, and in many instances even unexamined. A few remarks, however, in regard to my success with the Hymenoptera may induce some of our younger members to pay more attention to this order.
openaire   +3 more sources

The bees of the genus Centris Fabricius, 1804 described by Theodore Dru Alison Cockerell (Hymenoptera: Apidae)

open access: yesEuropean Journal of Taxonomy, 2020
In this paper the primary types of Centris bees described by the British entomologist Theodore Dru Alison Cockerell deposited in the Natural History Museum (London) and the Oxford University Museum of Natural History (Oxford) in the United Kingdom, as ...
Felipe Vivallo
doaj   +1 more source

New host record of Doggerella chasanica (Hymenoptera, Braconidae, Braconinae) as a larval parasitoid of the serious forest pest Monochamus alternatus (Coleoptera, Cerambycidae) in Korea [PDF]

open access: yesJournal of Hymenoptera Research
South Korea has been affected by pine wilt disease (PWD), with the vectors Monochamus alternatus Hope, 1842 and M. saltuarius Gebler, 1830 (Coleoptera: Cerambycidae) and PWD has expanded severely in southeastern South Korea since the late 2010s.
Moo-Sung Kim   +3 more
doaj   +3 more sources

Hymenoptera

open access: yes, 2001
30 Hymenoptera Four­ or three­segmented tarsi are found only in a few representatives of Hymenoptera (e.g. Chalcidoidea part., Platygasteridae, Trichogrammatidae; Naumann 1991). An arolium is generally present (Figs 2, 3a, 6F) and additional, specialized tarsal adhesive thorns in the nonapocritan groups (‘Symphyta’) (Figs 3i, 6A–C).
R. G. Beutel, S. N. Gorb
openaire   +3 more sources

Hymenoptera Texana

open access: yesTransactions of the American Entomological Society (1867-1877), 1872
xBio:D Automated ...
openaire   +5 more sources

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