ABSTRACTIn part 2, species of the generaHarpoceras, Ovaticeras, Pseudolioceras, Polyplectus, Osperleioceras, Frechiella, Jacobella, Leukadiella, Leptaleoceras, Canavaria, Hildaites, OrthildaitesandHildocerasare described. The distribution, phylogeny and evolution of the Hildoceratidae are described.