New Tryonia from Brazil

Almeida Guimaraes et al. have studied a sample of fossil freshwater gastropods from northwestern Brazil. Their abstract “This paper deals with the record of gastropods of the family Cochliopidae, genus Tryonia, from the Mio-Pliocene Solimões Formation, from the borehole 1AS-34-AM drilled in the upper Jutaí River, Amazonas State, Brazil. We report four species, including Tryonia scalarioides scalarioides, Tryonia cf. T. nuttalli, besides of a new species and other kept in open nomenclature”.

Schermafbeelding 2019-03-01 om 16.12.05

The new species described is Tryonia globosa and the holotype is in the Paleontological Section of the Museu Paraense Emílio Goeldi (MPEG 2357-I/1).

Reference:
de Almeida Guimaraes, L.I. et al., 2018. New records of Tryonia (Gastropoda, Cochliopidae) from the Mio-Pliocene Solimoes Formation (State of Amazonas), Brazil. – Revista Brasileira de Paleontologia, 21 (3):255-264

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