Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 96, Issues 6-9

According Alcyonium ammonites angle apex apical Aptian asymmetrical authors Barnard Barremian of western base BEATRIZ AGUIRRE broad Cape Town capitate Casey characters coiling Colchidites Colchidites vulanensis collected colonies Colophon consists CPBA Cretaceous described Description distinct distribution dorsal elevated evenly female figures final flat Formation forms fragments genera genus geol habitat heads Helicancylus Heteroceras holotype hook illustrations included inner Kakabadze 1971a Kennedy Klinger known lateral length listed locality London male mandibles margin material mountains narrow observed occurs original ornament patagonicum pointed populations position present pronotum range referred region ribs Rouchadzé 1933 rounded sclerites separated shaft shows similar single slightly South African Museum species specimens stalk stokoei subfamily text-fig Thomson tibia Tonohamites Toxoceratoides tubercles Upper Barremian variabile ventral vulanensis australis western Georgia whitei whorl whorl section yellow Zululand