Sphenacanthus riorastoensis Pauliv et al. 2012 (elasmobranch)

Chondrichthyes - Euselachii - Sphenacanthidae

Full reference: V. E. Pauliv, E. V. Dias, and F. A. Sedor. 2012. A new species of sphenacanthid (Chondrichthyes, Elasmobranchii) from the Rio do Rasto Formation (ParanĂ¡ basin), southern Brazil. Revista Brasileira de Paleontologia 15:243-250

Belongs to Sphenacanthus according to V. E. Pauliv et al. 2012

Sister taxa: Sphenacanthus aequistriatus, Sphenacanthus costellatus, Sphenacanthus hybodioides, Sphenacanthus hybodoides, Sphenacanthus marshi, Sphenacanthus sanpauloensis, Sphenacanthus serrulatus

Type specimen: MCN.P.440, an osteoderm (fin spine). Its type locality is Jacarezinho Municipality, which is in a Capitanian lacustrine horizon in the Rio do Rasto Formation of Brazil.

Ecology: nektonic carnivore

Distribution: found only at Jacarezinho Municipality

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Specimen images are retrieved through the ePANDDA API.

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