Protozoa - Nassellaria - Carpocaniidae
Parent taxon: Acanthodesmiacea according to P. De Wever et al. 2001
Sister taxa: Acanthodesmiidae, Artostrobiidae, Bulbocyrtiidae, Cannobotryidae, Cuniculiformidae, Monicastericidae, Paratympanidae, Planispinocyrtiidae, Pterocorythidae, Rotaformidae, Sethophormididae, Spongolophophenidae, Spongosilicarmigeridae, Stephaniidae, Theopiliidae, Triospyrididae
Subtaxa: Carpocanarium Carpocaniinae Carpocanobium Cystophormis Diacanthocapsinae
Ecology: passively mobile planktonic omnivore
Distribution:
• Eocene of Peru (1 collection)
• Paleocene of New Zealand (48)
• Cretaceous of Azerbaijan (5), Canada (5: Nunavut), the Czech Republic (1), Germany (2), Italy (12), Japan (21), New Zealand (13), North Pacific (1), Oman (3), Poland (5), the Russian Federation (3), Slovakia (1), Turkey (1), United States (2: California)
• Jurassic of Japan (3), Oman (2)
Total: 129 collections including 355 occurrences