''Aioloceras'' is an ammonite, order
Ammonitida, from near the end of the Early Cretaceous. The shell is compressed with the outer whorl covering much of the previous. Sides are slightly convex, converge toward a narrowly ached venter. Inner whorls have sharp falcoid ribs, outer are smooth. Umbilical tubercles are lacking. Similar related forms include ''
Neosaynella'' and ''
Cleoniceras
''Cleoniceras'' is a rather involute, high-whorled hoplitid from the Lower to basal Middle Albian of Europe, Madagascar, and Transcaspian region. The shell has a generally small umbilicus, arched to acute venter, and typically at some growth stag ...
''.
''Aioloceras'' has been found in
Albian (uL Cret) sediments in
Madagascar, Patagonia, and possibly Queensland.
References
Mesozoic Ammonoidea, Arkell ''et al''; Treatise on Invertebrate Paleontology, Part L. Geol Soc of America (1957) p. L394.
{{Taxonbar, from=Q2828164
Early Cretaceous ammonites
Prehistoric animals of Madagascar
Hoplitidae
Ammonite genera