Cephalopoda - Ammonitida - Perisphinctidae
Full reference: R. Dutta and S. Bardhan. 2016. Systematics, endemism and phylogeny of Indian proplanulitins (Ammonoidea) from the Bathonian–Callovian of Kutch, western India. Swiss Journal of Palaeontology 135:23-56
Parent taxon: Perisphinctidae according to R. Dutta et al. 2017
See also Dutta and Bardhan 2016
Sister taxa: Albanesiceras, Aulacostephaninae, Bajocisphinctes, Choffatiasphinctes, Crussoliceras, Dorsoplanitinae, Euvirgalithacoceras, Franchia, Idoceratinae, Leptosphinctinae, Microbajocisphinctes, Mirosphinctes, Neuqueniceras, Organoceras, Orionoides, Oxysphinctes, Passendorferiinae, Perisphinctinae, Pictoniinae, Praebigotites, Procerites, Proplanulitinae, Prorsisphinctes, Prososphinctinae, Pseudogravesia, Pseudoperisphinctinae, Pseudovirgatitinae, Sicilisphinctes, Siemiradzkia, Subgrossouvria, Tolvericeras, Vinalesphinctinae, Virgatitinae, Virgatopavlovia, Virgatosphinctinae, Wagnericeras dietrichi, Zenostephanus, Zigzagiceratinae
Subtaxa: Kinkeliniceras Obtusicostites Sivajiceras
Type: Sivajiceras
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Madagascar (1 collection)
• Jurassic of India (15), Madagascar (37)
Total: 53 collections including 130 occurrences