Palaeoamyda
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''Palaeoamyda'' is an
extinct Extinction is the termination of an organism by the death of its Endling, last member. A taxon may become Functional extinction, functionally extinct before the death of its last member if it loses the capacity to Reproduction, reproduce and ...
genus of
softshell turtle Trionychidae is a family of turtles, commonly known as softshell turtles or simply softshells. The family was described by Leopold Fitzinger in 1826. Softshells include some of the world's largest freshwater turtles, though many can adapt to li ...
belonging to the family
Trionychidae Trionychidae is a family of turtles, commonly known as softshell turtles or simply softshells. The family was described by Leopold Fitzinger in 1826. Softshells include some of the world's largest freshwater turtles, though many can adapt to li ...
. Remains have been found in the
Eocene The Eocene ( ) is a geological epoch (geology), epoch that lasted from about 56 to 33.9 million years ago (Ma). It is the second epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), Era. The name ''Eocene'' comes ...
of Germany.


Taxonomy

Karl (1998) considered ''Palaeoamyda'' a synonym of '' Rafetoides austriacus'' (Peters, 1858), but subsequent re-description of the material showed that it was a distinct genus in its own right.Cadena E. (2016) Palaeoamyda messeliana nov. comb. (Testudines, Pan-Trionychidae) from the Eocene Messel Pit and Geiseltal localities, Germany, taxonomic and phylogenetic insights. PeerJ 4:e2647 https://doi.org/10.7717/peerj.2647


Description

''Palaeoamyda'' is a three-clawed soft-shell turtle that can reach a length of about two feet. It is the largest species of turtles of Messel Pit Fossil Site. The carapace and plastron are not connected by bony prominences and the plastron shows bony plates reduced to small protrusions.


References


Further reading

* H.-V. Karl - Zur Taxonomie der känozoischen Weichschildkröten Österreichs und Deutschlands (Trionychidae: Trionychinae).- Mitt. Geol. Und Paläont. Landesmuseum Joanneum, 56: 273- 328; Graz (1998). * M. Morlo, S. Schaal, G. Mayr, C. Seiffert
Annotated taxonomic list of the Middle Eocene Vertebrata of Messel (2004)
* Colin Tudge
Uncovering Our Earliest Ancestor


* Hans-Volker Kar
Jurnal Article
{{Trionychidae Fossils of Germany Eocene turtles Extinct turtles