†family Ancistrorhynchidae Cooper 1956 (lamp shell)
Rhynchonellata - Rhynchonellida - Ancistrorhynchidae
Parent taxon: Ancistrorhynchoidea according to A. Williams et al. 2002
See also Mitchell 1977 and Popov et al. 2000
Sister taxa: Niorhynicidae, Oligorhynchiidae, Sphenotretidae
Subtaxa: Ancistrorhyncha Baranovus Drepanorhyncha Kholbotchonia Nikolaevirhynchus Tyryrhynchus
Type: Ancistrorhyncha
Ecology: stationary epifaunal suspension feeder
Distribution:
• Ordovician of Canada (3: Northwest Territories, Ontario collections), China (4), the United Kingdom (3), United States (23: Georgia, New York, Oklahoma, Tennessee, Virginia)
Total: 33 collections including 34 occurrences