Osteichthyes - Palaeonisciformes - Platysomidae

Synonym: Platysomus lacovianus Cope 1891

Belongs to Platysomus according to C. R. Eastman 1903

See also Hay 1902 and Zidek 1992

Sister taxa: Platysomus bashkirus, Platysomus biarmicus, Platysomus brewsteri, Platysomus forsteri, Platysomus gibbosus, Platysomus intermedius, Platysomus macrurus, Platysomus nathorsti, Platysomus palaeoniscus, Platysomus palmaris, Platysomus parvulus, Platysomus rotundus, Platysomus schultzei, Platysomus solikamskensis, Platysomus soloduchi, Platysomus striatus, Platysomus superbus, Platysomus swaffordae, Platysomus tenuistriatus, Schaefferichthys leudersensis

Type specimens:

• Platysomus circularis: UIMNH UIX-489 and FMNH UF 593 (counterpart), a skeleton
• Platysomus lacovianus:

Ecology: nektonic carnivore

Distribution: found only at Mazon Creek (YPM collection) (Carboniferous of Illinois)

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Specimen images are retrieved through the ePANDDA API.