Results 11 to 20 of about 162,048 (344)

A review of the genus Megalographa Lafontaine and Poole (Lepidoptera: Noctuidae: Plusiinae) with the description of a new species from Costa Rica [PDF]

open access: yes, 2009
The classification of the genus Megalographa Lafontaine and Poole, 1991, is reviewed and the five known species diagnosed. The genus is essentially restricted to the New World, although one species M.
Lafontaine, J. Donald   +1 more
core   +2 more sources

A review of the tribes of Deltocephalinae (Hemiptera: Auchenorrhyncha: Cicadellidae) [PDF]

open access: yes, 2013
The classification of the largest subfamily of leafhoppers, Deltocephalinae, including 38 tribes, 923 genera, and 6683 valid species, is reviewed and revised.
Dietrich, Chris H., Zahniser, James N.
core   +3 more sources

Revision of the South African endemic bee genus Redivivoides Michener, 1981 (Hymenoptera: Apoidea: Melittidae) [PDF]

open access: yes, 2012
The South African endemic bee genus Redivivoides Michener, 1981 is revised and redefined. The genus comprises seven species, six of which are described here as new: Redivivoides capensis sp. nov. ♀♂, R. eardleyi sp. nov. ♀, R. kamieskroonensis sp. nov. ♀,
Kuhlmann, Michael
core   +5 more sources

Solitary angiokeratoma presenting as cutaneous horn over the prepuce: A rare appearance

open access: yesIndian Journal of Dermatology, 2016
We present a case of a 47-year-old man with 4 months history of conical growth on the prepuce with a progressive increase in size. The patient had been treated for seminoma a decade ago. Histopathology of the growth showed features of angiokeratoma.
Manoj Kumar Agarwala   +4 more
doaj   +1 more source

A morphological trait involved in reproductive isolation between Drosophila sister species is sensitive to temperature

open access: yesEcology and Evolution, 2021
Male genitalia are usually extremely divergent between closely related species, but relatively constant within one species. Here we examine the effect of temperature on the shape of the ventral branches, a male genital structure involved in reproductive ...
Alexandre E. Peluffo   +6 more
doaj   +1 more source

Keys and Notes on the Buprestidae (Coleoptera) of Michigan [PDF]

open access: yes, 2017
The distribution and dates of adult activity for Michigan buprestids are discussed. Keys to the genera and species, as well as host information are presented for 116 species and one subspecies.
Jackman, John A   +2 more
core   +3 more sources

The cutting edge of the lock-and-key hypothesis in weevils: a case study of Sitona fairmairei (Coleoptera, Curculionidae) [PDF]

open access: yesJournal of Insect Biodiversity and Systematics, 2022
View on Scopus According to a perspective, male and female copulatory organs have not more extreme morphologies. However, a skewed bias in males, -as well as the scanty taxonomic data on female genitalia, may explain why most evolutionary biologists ...
Mahmood Alichi
doaj  

Three new species of Helicopsyche (Trichoptera, Helicopsychidae) from northern Vietnam, with a key to Helicopsyche species of Vietnam [PDF]

open access: yes, 2012
Three new species of Helicopsyche Siebold, 1856 are described from Vietnam: Helicopsyche melina sp. nov., Helicopsyche meander sp. nov., and Helicopsyche lamnata sp. nov.
Johanson, Kjell A., Pham, Hong-Thai
core   +3 more sources

Insemination and fertilization in the seed bug Lygaeus simulans (Heteroptera: Lygaeidae)

open access: yesEuropean Journal of Entomology, 2000
In the laboratory, not all females of the seed bug Lygaeus simulans Deckert, 1985, produced fertilized eggs after copulation: 26.7% of the females were not inseminated and 5% were inseminated but did not lay fertilized eggs; only in 40% of the couples ...
Thomas MICHOLITSCH   +2 more
doaj   +1 more source

Status of Use of Menstrual Hygiene Products and Genital Organ Hygiene Management in Unmarried Women [PDF]

open access: yesKorean Journal of Women Health Nursing, 2018
PURPOSE: The purpose of this study was to investigate the status of use of menstrual hygiene products and genital organ hygiene management in unmarried women. METHODS: Data from 161 unmarried women were used for analysis.
Hye Jin Kim, So Young Choi
doaj   +1 more source

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