Cephalopoda - Ammonitida - Tetragonitidae
Alternative spelling: Eotetragonites
Parent taxon: Eogaudryceras according to G. M. El Qot 2018
See also Murphy 1967, Sepkoski 2002 and Wright et al. 1996
Sister taxa: Eogaudryceras (Eogaudryceras), Eogaudryceras inaequale, Eogaudryceras numidum, Eogaudryceras vocontianum
Subtaxa: Eogaudryceras (Eotetragonites) raspaili Eogaudryceras (Eotetragonites) umbilicostriatus Eotetragonites balmensis Eotetragonites gainesi Eotetragonites gardneri Eotetragonites shoupi Eotetragonites wintunius
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Egypt (3 collections), France (1), Iran (1), Madagascar (1), South Africa (2), United States (25: California)
Total: 33 collections each including a single occurrence