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Larval sex identification of in vivo and long-term ethanol-preserved social wasps
(2020-01-01)
Larval genital discs are sexually dimorphic in many social wasps (Hymenoptera: Vespidae). These sexual traits are visible in vivo and in long-term ethanol-preserved samples. Genital disc morphology provides a cheap, quick, ...
Reproductive organogenesis in the apple snail Pomacea Canaliculata (Lamarck, 1822), with reference to the effects of xenobiotics
(Oxford University Press, 2013-03)
The complex array of male and female reproductive organs in Pomacea canaliculata develops from the gonoductal and copulatory primordia. These primordia are present in both sexes, but while the gonoductal primordium (or ...
Larval development of Hypsophrys nicaraguensis (Pisces: Cichlidae) under laboratory conditions
(Universidad de Costa Rica, 2011)
Desenvolvimento embriológico em Dyckia polyclada L.B. Sm. (Pitcairnioideae - Bromeliaceae)
(Universidade Federal de Santa MariaBRCiências BiológicasUFSMPrograma de Pós-Graduação em Agrobiologia, 2016-03-10)
Bromeliaceae is one of the important neotropical families. It has approximately 3501 species. Pitcairnioideae has about 170 species. The present study aims to analyze and characterize the sporogenesis and gametogenesis in ...
Contribuições à taxonomia do complexo Chascolytrum subaristatum (Lam.) Desv. x Chascolytrum erectum (Lam.) Desv. (Poaceae, Pooideae, Poeae, Calothecinae)
(Universidade Federal de Santa MariaBrasilCiências BiológicasUFSMPrograma de Pós-Graduação em AgrobiologiaCentro de Ciências Naturais e Exatas, 2023-02-09)
Despite a general morphological distinction within the Calothecinae subtribe, the taxonomy of
Chascolytrum is still challenging. The understanding of species in the genus has been
hampered, mainly, by the overlapping of ...