Artiopoda - Phacopida - Cheiruridae

Alternative combination: Cydonocephalus prominulus

Full reference: H. B. Whittington. 1963. Middle Ordovician trilobites from Lower Head, western Newfoundland. Bulletin of the Museum of Comparative Zoology 129(1):1-118

Belongs to Kawina according to C. R. Congreve and B. S. Lieberman 2011

See also Whittington 1963

Sister taxa: Kawina arnoldi, Kawina chazyensis, Kawina divergens, Kawina griphus, Kawina limbata, Kawina mercurius, Kawina prolificus, Kawina scrobiculus, Kawina sinica, Kawina torulus, Kawina trentonensis, Kawina vulcanus, Kawina webbi, Kawina wilsoni

Type specimen: GSC 16287, a cephalon/head. Its type locality is Alpha Boulder, Table Head, which is in a Whiterockian reef, buildup or bioherm limestone in Canada.

Ecology: fast-moving low-level epifaunal carnivore

Distribution: found only at Alpha Boulder, Table Head

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Specimen images are retrieved through the ePANDDA API.