†Mortoniceras (Angolaites) gregoryi Spath 1922 (ammonite)
Cephalopoda - Ammonitida - Brancoceratidae
Alternative combinations: Angolaites gregoryi, Pervinquieria gregoryi
Belongs to Mortoniceras (Angolaites) according to W. J. Kennedy et al. 1998
Sister taxa: Mortoniceras (Angolaites) drakei, Mortoniceras (Angolaites) wintoni
Ecology: fast-moving nektonic carnivore