Results 141 to 150 of about 9,121 (274)

A non-paraphyletic classification of the afrotropical genus Acanthiops Waltz & McCafferty (Ephemeroptera: Baetidae) [PDF]

open access: yes, 2001
Acanthiops Waltz & McCafferty (Ephemeroptera: Baetidae) is shown to be a monophyletic grouping defined by an anteromedially emarginate and laterally expanded and flattened pronotum in the larva.
Barber-James, Helen Margaret   +3 more
core   +1 more source

Cryptonympha dasilvai sp. nov. (Ephemeroptera: Baetidae) do Brasil [PDF]

open access: hybrid, 2004
Frederico Falcão Salles   +1 more
openalex   +1 more source

Typologies des entomocénoses benthiques soumises à des épandages d'insecticides antisimulidiens [PDF]

open access: yes, 1991
During the tests in gutters, five insecticides (B.t., Abate, chlorphoxin, carbosulfan and permethrin) employed by the Onchocerciasis Control Programme (OCP) have neither the same toxicity nor the same selectivity against for the principal aquatic taxa ...
Elouard, Jean-Marc   +2 more
core  

First records of four species of the genus Americabaetis (Ephemeroptera: Baetidae) for Argentina

open access: yesRevista de la Sociedad Entomológica Argentina, 2012
La familia Baetidae es la familia más diversa dentro del orden Ephemeroptera y tiene prácticamente una distribución cosmopolita. El género Americabaetis Kluge fue descripto en 1992 y, actualmente, presenta 19 especies conocidas con una distribución ...
Sofía BARDAVID, Carolina NIETO
doaj  

Results of the Austrian-Ceylonese hydrobiological mission 1970 of the 1st Zoological Institute of the University of Vienna (Austria) and the Department of Zoology of the Vidyalankara University of Ceylon, Kelaniya. Pt. 1. Preliminary report: introduction and description of the stations [PDF]

open access: yes, 1972
The Austrian-Ceylonese hydrobiological mission of 1970 investigated and made collections from 36 flowing water systems (brooks, torrents, rivers); of these, 34 water systems were in the mountains regions of south-west and south-east of Sri Lanka.
Costa, H.H., Starmuhlner, F.
core  

The feeding and reproductive biology of a South African Anabandid fish Sandelia bainsii [PDF]

open access: yes, 1990
#Sandelia bainsii$ est un prédateur euryphage opportuniste. Il atteint sa maturité sexuelle à deux ans et se reproduit plusieurs fois entre octobre et février.
Hecht, T., Mayekiso, M.
core  

The adult stages of Nanomis and Spiritiops (Ephemeroptera: Baetidae) Los estados adultos de Nanomis y Spiritiops (Ephemeroptera: Baetidae)

open access: yesRevista de la Sociedad Entomológica Argentina, 2008
The adult stages of Nanomis Lugo-Ortiz & McCafferty and Spiritiops Lugo-Ortiz & McCafferty are described for the first time based on reared material from Argentina and Brazil, respectively.
Frederico Falcão Salles, Carolina Nieto
doaj  

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