Continent: South-America Distribution: SE Brazil (Sao Paulo, Rio Grande do Sul, Rio de Janeiro [HR ]Parana?, Santa Catarina?), E Paraguay, NE. Seventh contribution to the herpetology of tropical America. Proc. Amer. Philos. Soc. 11 : –; Hydromedusa tectifera Report on ITIS. Genus, Hydromedusa Wagler, – South American snake-necked turtles. Species, Hydromedusa tectifera Cope, – South American Snake-necked.
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The Argentine snake-necked turtle also known as the South American snake-necked turtle  Hydromedusa tectifera is a species of turtle, known for the long neck which gave it its name. Despite appearances, the Argentine snake-necked turtle is probably more closely related to the Mata mata Chelus fimbriatus than to the Australian snake-necked turtles in the genus Chelodina.
File:Hydromedusa tectifera Corse – Wikimedia Commons
Its carapace is strongly keeled, and can also be distinguished by black and yellowish markings along its head and neck. Generally, the females are larger than the males, who often have larger tails.
Argentine snake-necked turtles live in slow-moving ponds, rivers, streams, and marshes, preferably with hydromeduas vegetation.
In coastal areas, they will enter brackish water, and they may hibernate in colder areas of their distribution.
SNAKE-NECKED TURTLE Hydromedusa tectifera FAUNA PARAGUAY
The turtles are carnivorous and eat snailsaquatic insectsfishand amphibians. It attacks its prey with a combination of the Matamata’s vacuum suction and the stabbing neck motions of other snake-necked turtles.
The eggs are 34×22 mm long, white, and brittle-shelled. Data related to Hydromedusa tectifera at Wikispecies. From Wikipedia, the free encyclopedia.
Argentine snake-necked turtle Scientific classification Kingdom: Archived from the original PDF on Retrieved 29 May URL accessed March 24, URL accessed March 28, Retrieved from ” https: Webarchive template wayback links Articles with ‘species’ microformats. Views Read Edit View history. In other projects Wikimedia Commons Wikispecies.