Actinopteri - Characiformes - Serrasalmidae
Full reference: L. A. Cione, W. M. Dahdul, J. G. Lundberg and A. Machado-Allison. 2009. Megapiranha paranensis, a new genus and species of Serrasalmidae (Characiformes, Teleostei) from the upper Miocene of Argentina. Journal of Vertebrate Paleontology 29(2):350-358
Belongs to Megapiranha according to L. A. Cione et al. 2009
Sister taxa: none
Type specimen: MLP 96-XI-5-1, fragmentary right premaxilla with three complete teeth and one fragmentary tooth, a maxilla (Partial premaxilla). Its type locality is Paraná River Cliffs, which is in a Huayquerian fluvial conglomerate/mudstone in the Ituzaingo Formation of Argentina.
Ecology: aquatic
Average measurements (in mm): Isolated tooth, Labiolingual base distance/ Mesiodistal base distance circumference 10.9, Premaxillary tooth 2, Labiolingual base distance/ Mesiodistal base distance circumference 1.31, Premaxillary tooth 3, Crown area (mm2) circumference 166.6, Premaxillary tooth 3, Labiolingual base distance/ Mesiodistal base distance circumference 1.19, Premaxillary tooth 4, Crown area (mm2) circumference 69.2, Premaxillary tooth 4, Labiolingual base distance/ Mesiodistal base distance circumference 1.26, Premaxillary tooth 5, Crown area (mm2) circumference 129.9, Premaxillary tooth 5, Labiolingual base distance/ Mesiodistal base distance circumference 1.31, Premaxillary tooth 6, Labiolingual base distance/ Mesiodistal base distance circumference 1.43, Premaxillary tooth 7, Labiolingual base distance/ Mesiodistal base distance circumference 1.30
Distribution:
• Huayquerian of Argentina (2 collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.