†subfamily Garantianinae Wetzel 1937 (ammonite)
Cephalopoda - Ammonitida - Stephanoceratidae
Parent taxon: Stephanoceratidae according to K. Seyed-Emami et al. 2018
See also Gauthier et al. 2000, Mitta 2017 and Zatoń 2010
Sister taxa: Arkelloceras, Cadomitinae, Clydoniceratinae, Dettermanites, Ermoceras, Frebolditinae, Kosmermoceras, Kumatostephanus, Lupherites, Mollistephaninae, Parkinsoniinae, Riccardiceras, Skolekostephanus, Sohlites, Stemmatoceras, Stephanoceratinae, Telermoceras, Westermannites
Subtaxa: Garantiana Keppleritiana
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of France (6 collections), Germany (8), Iran (3), Poland (2), the Russian Federation (12), Turkmenistan (4), the United Kingdom (2)
Total: 37 collections including 61 occurrences