Bivalvia - Nuculida - Praenuculidae
Full reference: T. M. Sanchez. 1999. New late Ordovician (Early Caradoc) Bivalves from the Sierra De Villicum (Argentine Precordillera). Journal of Paleontology 73(1):66-76
Parent taxon: Praenuculidae according to J. G. Carter et al. 2011
See also Bouchet et al. 2010 and Sanchez 1999
Sister taxa: Arcodonta, Bicrenucula, Costaledopsis, Fidera, Habonucula, Homilodonta, Ledopsis, Nuculodonta, Palaeoconcha, Palaeoconchiella, Paulinea, Pensarnia, Praenucula, Praenuculinae, Pseudoledopsis, Pseudonucula, Similodonta, Smilodonta, Synek, Tironucula
Subtaxa: Concavodonta Emiliodonta Hemiconcavodonta
Ecology: facultatively mobile shallow infaunal deposit feeder
Distribution:
• Quaternary of Ireland (1 collection)
• Dobrotivian of France (1)
• Ordovician of Argentina (1), the Czech Republic (3), Portugal (1), South Africa (1), the United Kingdom (1)
Total: 9 collections including 12 occurrences