Cephalopoda - Ammonitida - Pachydiscidae
Full reference: C. Salazar, W. Stinnesbeck, and L. A. Quinzio-Sinn. 2010. Ammonites from the Maastrichtian (Upper Cretaceous) Quiriquina Formation in central Chile. Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen 257:181-236
Belongs to Pachydiscus (Pachydiscus) according to C. Salazar et al. 2010
Sister taxa: Pachydiscus (Pachydiscus) arkansanus, Pachydiscus (Pachydiscus) australis, Pachydiscus (Pachydiscus) awajiensis, Pachydiscus (Pachydiscus) cayeuxi, Pachydiscus (Pachydiscus) complanatus, Pachydiscus (Pachydiscus) dossantosi, Pachydiscus (Pachydiscus) duelmensis, Pachydiscus (Pachydiscus) egertoni, Pachydiscus (Pachydiscus) haldemsis, Pachydiscus (Pachydiscus) hazzardi, Pachydiscus (Pachydiscus) jacquoti, Pachydiscus (Pachydiscus) jeani, Pachydiscus (Pachydiscus) kamishakensis, Pachydiscus (Pachydiscus) neubergicus, Pachydiscus (Pachydiscus) noetlingi, Pachydiscus (Pachydiscus) oldhami, Pachydiscus (Pachydiscus) ootacodensis, Pachydiscus (Pachydiscus) paulsoni, Pachydiscus (Pachydiscus) rogeri, Pachydiscus (Pachydiscus) ultimus, Pachydiscus (Pachydiscus) yama
Type specimen: CPUC/Q/LT/89, a shell. Its type locality is Las Tablas, Quiriquina Island (locality LT, beds with concretions), which is in a Maastrichtian marine sandstone in the Quiriquina Formation of Chile.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 27.7
Distribution:
• Cretaceous of Chile (4 collections)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.