Rostroconchia - Ribeirioida - Ribeiriidae
Full reference: R., J.r. Etheridge. 1878. Notes on a few Silurian fossils from the neighborhood of Girvan, Ayrshire. Proceedings of the Royal Physcians Society of Edingburgh 4:167-177
Parent taxon: Ribeiriidae according to J. Pojeta and B. Runnegar 1976
See also Sepkoski 2002
Sister taxa: Apoptopegma, Cymatopegma, Oepikila, Ptychopegma, Ribeirina, Wanwania
Subtaxa: Pinnocaris americana Pinnocaris curvata Pinnocaris lapworthi Pinnocaris lembodes Pinnocaris robusta Pinnocaris wellsi
Type: Pinnocaris lapworthi
Ecology: stationary semi-infaunal suspension feeder
Distribution:
• Silurian of China (2 collections)
• Ordovician of Australia (3), the United Kingdom (3), United States (1: Iowa)
• Cambrian of Australia (5)
Total: 14 collections including 15 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.