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Grammonus Gill 1896 (ray-finned fish)

Osteichthyes - Ophidiiformes - Bythitidae

PaleoDB taxon number: 301251

Parent taxon: Bythidae according to A. Girone et al. 2006

Sister taxa: Bellotia, Brosmophycinae, Bythitidarum, Bythitinae, Dinematichthyinae, Dinematichthys, Oligopus

Subtaxa: Grammonus ater

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Ecology: nektobenthic carnivore-parasite