WebWij willen hier een beschrijving geven, maar de site die u nu bekijkt staat dit niet toe. Web29 mrt. 2024 · Heliotrygon met twee kleinere Potamotrygon-monsters. Krediet: David Webber / belowwater.com. Het onderzoeksteam moest concurreren met internationale …

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민물가오리는 매가오리목 민물가오리과(Potamotrygonidae)에 속하는 가오리의 총칭이다. 이 과에 속하는 모든 가오리는 오로지 강에만 살고 있다. 아마존강의 고유 과다. 민물에서 사는 가오리는 메콩강이나 호주 북부의 메콩대형가오리(Himantura속)이나 메콩강,아프리카 등지에 서식하는 민물가오리(Dasyatis속) 종류들 등 다른 과에도 몇 종이 존재하지만, 이 두 속에 속하는 대부분의 종은 바닷물고기이다. WebHeliotrygon gomesi, de Gomes' ronde straal of China ray, is een soort van zoetwater pijlstaartrog inheems in het westelijke Amazonebekken in Zuid-Amerika. Het is de … how does a pamphlet fold

Heliotrygon rosai - Wikipedia

WebLiterature references for Heliotrygon sp. Garcia, D.A. & Lasso, C.A. & Morales, M. & Caballero, S.J. (2016) Molecular systematics of the freshwater stingrays ... The round rays (Heliotrygon) is a genus of freshwater stingrays in the family Potamotrygonidae. The genus is endemic to the Amazon basin in South America. Despite being discovered decades earlier, the genus was only scientifically described in 2011. They mainly live in deep river channels, but approach the shore at night to feed on fish. Their discs are very circular in shape (including the snout), and they have tiny eyes and a relativ… WebHeliotrygon: Kahenera sa mga pagig-iho ang Heliotrygon. Ang Heliotrygon sakop sa kabanay nga Potamotrygonidae. Ang kladogram matud sa Catalogue of Life mao: how does a paper machine work