†Manitoulinoceras postumius Billings 1865 (mollusk)
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Cephalopoda - Oncocerida - Valcouroceratidae
Alternative combination: Cyrtoceras postumius
Belongs to Manitoulinoceras according to A. F. Foerste 1924
Sister taxa: Manitoulinoceras gyroforme, Manitoulinoceras lysander
Ecology: fast-moving nektobenthic carnivore
Distribution: found only at Clay cliff, Meaford Member (Ordovician of Ontario)
Specimen images are retrieved through the ePANDDA API.
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