†Hysteroceras antipodeum Etheridge 1902 (ammonite)
Cephalopoda - Ammonitida - Brancoceratidae
Alternative combinations: Histrichoceras antipodeus, Spathiceras antipodeum
Belongs to Hysteroceras according to R. A. Henderson 1990
Sister taxa: Hysteroceras andinum, Hysteroceras binum, Hysteroceras bucklandi, Hysteroceras carinatum, Hysteroceras choffati, Hysteroceras falcicostatum, Hysteroceras intermedium, Hysteroceras orbignyi, Hysteroceras propinquum, Hysteroceras semileve, Hysteroceras subbinum, Hysteroceras varicosum, Petinoceras recuperator, Askoloboceras fastigatum, Terascosceras cariniferum, Komeceras acuticostatum
Ecology: fast-moving nektonic carnivore