†subfamily Gravesiinae Zeiss 1987 (ammonite)
Cephalopoda - Ammonitida - Aulacostephanidae
Full reference: A. Zeiss. 1987. Taxonomic names, in Zwei neue Gravesienfunde (Ammonoidea) aus dem Mittleren Kimmeridge von Wolfsburg, Niedersachsen (Praegravesia rolkei nov. gen., nov. sp.). Geologica et Palaeontologica 21:227-235
Parent taxon: Aulacostephanidae according to A. Zeiss 1987
Sister taxa: Aulacostephanus, Gravesia, Microbiplices, Pictonia, Prorasenia, Ringsteadia, Vielunia
Subtaxa: Eosphinctoceras Praegravesia
Type: Gravesia
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of Germany (1 collection), the Russian Federation (2)
Total: 3 collections each including a single occurrence