Cephalopoda - Ammonitida - Acanthoceratidae

Full reference: R. A. Reyment. 1955. The Cretaceous Ammonoidea of southern Nigeria and the southern Cameroons. Geological Survey of Nigeria Bulletin 25:1-112

Belongs to Mammites according to G. R. Chancellor 1982

See also Reyment 1955

Sister taxa: Mammites afer, Mammites mohavanensis, Mammites nodosoides, Mammites powelli, Mammites rancheriae

Subtaxa: Mammites mutabilis benueensis

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Type specimen: BMNH C.47394, a shell

Ecology: fast-moving nektonic carnivore

Distribution: found only at Wadatta, near Makurdi (Cretaceous of Nigeria)

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Specimen images are retrieved through the ePANDDA API.