Cephalopoda - Ammonitida - Olcostephanidae

Alternative spellings: Umaites, Umiates

Parent taxon: Spiticeratinae according to C. W. Wright et al. 1996

See also Bouchet et al. 2005 and Sepkoski 2002

Sister taxa: Aspidostephanus, Cantianiceras, Groebericeras, Kilianiceras, Negreliceras, Proniceras, Spiticeras

Subtaxa: none

Ecology: fast-moving nektonic carnivore

Distribution: found only at Umia, Kutch, Bhuj Formation, Umia Member (Jurassic of India)

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Specimen images are retrieved through the ePANDDA API.