Results 101 to 110 of about 1,823 (231)

A New Species of Tetraphyllidean (Cestoda) from the Largespot River Stingray, Potamotrygon falkneri (Potamotrygonidae: Chondrichthyes), from the Paraná Basin [PDF]

open access: yes, 2009
Rhinebothrium paranaensis n. sp. (Tetraphyllidea: Cestoda) is described from the freshwater stingray Potamotrygon falkneri collected in the Colastine´ River, a tributary to the Lower Parana´ River in Argentina.
Ivanov, Veronica Adriana   +1 more
core   +1 more source

Chemodiversity of dissolved organic matter in the Amazon Basin [PDF]

open access: yes, 2016
Regions in the Amazon Basin have been associated with specific biogeochemical processes, but a detailed chemical classification of the abundant and ubiquitous dissolved organic matter (DOM), beyond specific indicator compounds and bulk measurements, has ...
Bastos, Wanderley   +8 more
core   +1 more source

Ecological and Phenotypic Diversification after a Continental Invasion in Neotropical Freshwater Stingrays [PDF]

open access: yes, 2022
Habitat transitions are key potential explanations for why some lineages have diversified and others have not—from Anolis lizards to Darwin\u27s finches.
Dean, Mason N   +5 more
core   +1 more source

Preferência alimentar do Hypancistrus zebra e do Pterygoplichthys etentaculatus (Loricaridae). [PDF]

open access: yes, 2014
O objetivo deste estudo foi avaliar a preferência alimentar do Hypancistrus. zebra e Pterygoplichthys. etentaculatus pela observação do comportamento na seleção de alimentos, promovendo informações para formulação de dietas mais adequadas a estas ...
CARNEIRO, P. C. F.   +3 more
core  

Lista de los peces de agua dulce de la Argentina. [PDF]

open access: yes, 1987
Lista de peces de agua dulce restringida a la información básica: los autores de géneros y especies, la fecha de descripción, y las referencias bibliográficas a aquellos trabajos que fundamentan las modificaciones o agregados realizados.
López, Hugo Luis   +2 more
core  

Stingray Envenomation: Consequences of an Embedded Spine. [PDF]

open access: yesCureus, 2023
Mora-Zamacona P   +6 more
europepmc   +1 more source

Histologia e Citologia [PDF]

open access: yes, 2018
XXXII Congresso Brasileiro de Zoologia, Foz do Iguaçu, 2018. Tema: Desafios e perspectivas para a Zoologia na América LatinaCaderno de Resumos de Trabalhos da Área temática Histologia e Citologia, do XXXII Congresso Brasileiro de ZoologiaSociedade ...

core  

Ichthyological ethnoknowledge of the "piabeiros" from the Amazon region, Brazil. [PDF]

open access: yesJ Ethnobiol Ethnomed, 2021
da Silva Ladislau D   +5 more
europepmc   +1 more source

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