Cephalopoda - Ammonitida - Brancoceratidae
Full reference: K. P. Young. 1968. Upper Albian (Cretaceous Mortoniceras romeri Zone) ammonites in Texas and Mexico. Journal of Paleontology 42(1):70-80
Parent taxon: Mortoniceras according to K. P. Young 1968
Sister taxa: Mortoniceras (Angolaites), Mortoniceras (Deiradoceras), Mortoniceras (Mortoniceras), Mortoniceras (Rusoceras), Mortoniceras (Subschloenbachia), Mortoniceras equidistans, Mortoniceras gainesana, Mortoniceras leonense, Mortoniceras scobinum, Inflaticeras evolutum
Subtaxa: Mortoniceras (Boeseites) barbouri Mortoniceras (Boeseites) howelli Mortoniceras (Boeseites) perarmata Mortoniceras (Boeseites) proteus Mortoniceras (Boeseites) romeri
Ecology: fast-moving nektonic carnivore
Distribution: