Results 31 to 40 of about 3,322,307 (330)

Anopheles (Nyssorhynchus) atacamensis (Diptera: Culicidae), a new species from Northern Chile

open access: yesMemorias do Instituto Oswaldo Cruz, 2010
Anopheles (Nyssorhynchus) atacamensis, a new species in the subgenus Nyssorhynchus, is described and validated using morphological characters of the male and female adult, male genitalia and immature stages. Molecular characterization employing sequences
Christian R González   +1 more
doaj   +1 more source

Two new cavernicolous species of Anillinus Casey (Carabidae, Trechinae, Anillini) from Texas with a revised key to Texas species [PDF]

open access: yesSubterranean Biology, 2022
Two new species of blind cavernicolous ground beetles in the genus Anillinus Casey are described from Texas. Based on the structure of the male genitalia, Anillinus reddelli sp. nov.
Igor M. Sokolov
doaj   +3 more sources

Androgen-independent events in penile development in humans and animals. [PDF]

open access: yes, 2020
The common view on penile development is that it is androgen-dependent, based first and foremost on the fact that the genital tubercle forms a penis in males and a clitoris in females.
Baskin, Laurence   +6 more
core   +1 more source

Phylogenetic Revision of Eryphanis Boisduval, with a Description of a New Species from Ecuador (Lepidoptera, Nymphalidae) [PDF]

open access: yes, 2008
This study provides a species-level phylogeny for the Neotropical brassoline genus Eryphanis Boisduval based on 43 morphological characters. A revised generic definition is given.
Penz, Carla M.
core   +1 more source

Sex assignment in conditions affecting sex development [PDF]

open access: yes, 2017
The newborn infant with atypical genitalia presents a challenging clinical scenario and requires expert input. There have been appreciable advances in our knowledge of the underlying causes that may lead to a mere difference or a more serious disorder of
Ahmed, S. Faisal, Markosyan, Renata
core   +1 more source

On the identification of two Brazilian leafhoppers: redescription of Scoposcartula frontaliana comb. nov. and description of the female of S. talitae (Hemiptera: Cicadellidae: Cicadellini)

open access: yesZoologia (Curitiba), 2012
This paper deals with two species of Scoposcartula Young, 1977 that are very similar to each other externally (form and color pattern): S. frontaliana (Metcalf, 1955) comb. nov. (from the state of Bahia, NE. Brazil) and S.
Gabriel Mejdalani   +1 more
doaj   +1 more source

Notes on Oospila sporadata (Warren, 1906) and O. stagonata (Felder & Rogenhofer, 1875) from French Guiana and Ecuador (Lepidoptera: Geometridae)

open access: yesSHILAP, 2021
Oospila curvimargo Herbulot, 1991 is formally reinstated from synonymy with O. sporadata (Warren, 1906), and Oospila arycanda (Druce, 1892) is reinstated from synonymy with O. stagonata (Felder & Rogenhofer, 1875) based on differences in their genitalia.
J. Viidalepp, A. Lindt
doaj   +1 more source

Five new species and three new subspecies of Erebidae and Noctuidae (Insecta, Lepidoptera) from Northwestern North America, with notes on Chytolita Grote (Erebidae) and Hydraecia Guenée (Noctuidae) [PDF]

open access: yes, 2013
This is the publisher’s final pdf. The published article is copyrighted by Pensoft Publishers and can be found at: http://www.pensoft.net/journals/zookeys/.Several taxonomic issues in the moth families Erebidae and Noctuidae are addressed for ...
Crabo, Lars   +4 more
core   +3 more sources

49, XXXXY syndrome: An infant presenting with ambiguous genitalia

open access: yesIndian Journal of Health Sciences and Biomedical Research KLEU, 2016
Presences of normal genes on the Y chromosome are essential for normal sex determination and sex differentiation of male genitalia. Several genes on the X chromosome and other autosomes have been shown to be anti-testes and have a detrimental effect on ...
Rajendra B Nerli   +4 more
doaj   +1 more source

Glyphidops (Glyphidops) filosus (Diptera: Neriidae) revisited, with special attention to the morphology of the male and female terminalia [PDF]

open access: yesPapéis Avulsos de Zoologia, 2020
Although a recent revision of the genus Glyphidops Enderlein covered most its known, some of the Brazilian forms were not surveyed. Here we take advantage of the excellent morphological work available in the literature and redescribe Glyphidops ...
Isabela de Oliveira Motta   +1 more
doaj   +1 more source

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