Gastropoda - Bellerophontida - Bellerophontidae
Full reference: J. Perner. 1903. Gastéropodes, Tome 1: Patellidae et Bellerophontidae 1-164
Parent taxon: Cymbulariinae according to R. J. Horný 1963
See also Knight et al. 1960 and Sepkoski 2002
Sister taxa: Beyrichidiscus, Coelocyclus, Collina, Cymbularia, Joleaudella, Prosoptychus
Subtaxa: Ptychosphaera amplifalcata Ptychosphaera carinata Ptychosphaera constricta Ptychosphaera convolutus Ptychosphaera obesa Ptychosphaera ouralicus Ptychosphaera thalia
Type: Ptychosphaera constricta
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Permian of China (2 collections)
• Devonian of Australia (1), the Czech Republic (1), Morocco (2), United States (1: New York)
• Silurian of Canada (1: Nova Scotia), the Czech Republic (4), Ukraine (1), the United Kingdom (1)
Total: 14 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.