ammonites
Prohysteroceras angolaense Boule et al. 1907 (ammonite)

Cephalopoda - Ammonoidea - Dipoloceratidae

Alternative combination: Schloenbachia inflata angolaense

Belongs to Prohysteroceras according to F. W. Whitehouse 1926

Sister taxa: Prohysteroceras (Goodhallites), Prohysteroceras richardsi

Ecology: fast-moving nektonic carnivore