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:
• Miocene of Japan (1 collection)
• Eocene of Peru (1)
• Paleocene of New Zealand (48)
• Cretaceous of Azerbaijan (5), Canada (5: Nunavut), Czechia (1), Germany (2), Italy (12), Japan (21), New Zealand (13), North Pacific (1), Oman (3), Poland (5), the Russian Federation (3), Slovakia (1), Türkiye (1), United States (2: California)
• Jurassic of Japan (3), Oman (2)
Total: 130 collections including 357 occurrences