Cephalopoda - Ammonitida - Brancoceratidae
Synonyms: Mortoniceras (Styphloceras) Van Hoepen 1951, Pervinquieria (Styphloceras) Van Hoepen 1951
Parent taxon: Mortoniceras according to G. M. El Qot 2018
See also Förster 1975, Kennedy et al. 1998, Kennedy et al. 2008, McLearn 1972, Mosavinia et al. 2007, Reyment 1955, Sharifi et al. 2016, Szives 2007, Van Hoepen 1951, Van Hoepen 1955 and Wright et al. 1996
Sister taxa: Mortoniceras (Angolaites), Mortoniceras (Boeseites), Mortoniceras (Deiradoceras), Mortoniceras (Rusoceras), Mortoniceras (Subschloenbachia), Mortoniceras equidistans, Mortoniceras gainesana, Mortoniceras leonense, Mortoniceras scobinum, Inflaticeras evolutum
Subtaxa: Mortoniceras (Mortoniceras) aequatorealis Mortoniceras (Mortoniceras) albense Mortoniceras (Mortoniceras) arietiforme Mortoniceras (Mortoniceras) densecostatum Mortoniceras (Mortoniceras) evolutum Mortoniceras (Mortoniceras) fallax Mortoniceras (Mortoniceras) fissicostatum Mortoniceras (Mortoniceras) inflatum Mortoniceras (Mortoniceras) kiliani Mortoniceras (Mortoniceras) multicostatum Mortoniceras (Mortoniceras) nanum Mortoniceras (Mortoniceras) nodosocostatum Mortoniceras (Mortoniceras) ornatum Mortoniceras (Mortoniceras) pachys Mortoniceras (Mortoniceras) potternense Mortoniceras (Mortoniceras) quadrinodosum Mortoniceras (Mortoniceras) recticostatum Mortoniceras (Mortoniceras) subrotundum Mortoniceras (Mortoniceras) vespertinus Mortoniceras (Styphloceras) downii Mortoniceras (Styphloceras) lowrii
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Angola (11 collections), Belgium (1), Canada (1: British Columbia), Colombia (19), Egypt (2), France (4), Germany (1), Iran (3), Madagascar (4), Mexico (2), Mozambique (3), Nigeria (9), United States (3: California), Venezuela (3), Virgin Islands (1)
Total: 67 collections including 86 occurrences