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Ctenacanthus (from Gr****: κτείς kteis, 'comb' and Gr****: ἄκανθα akantha, 'spine') is an
extinct genus of
ctenacanthiform chondrichthyan.
Remains have been...
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concinnus Newberry, 1875 †Ctenacanthus
elegans Tuomey, 1858 †Ctenacanthus
furcicarinatus Newberry, 1875 †Ctenacanthus
major Ag****iz, 1843 †Ctenacanthus maranhensis...
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subelliptica †Crania †Ctenacanthus †Ctenacanthus
buttersi †Ctenacanthus
furcicarinatus †Ctenodonta †Cupressocrinites †Cutleria – type
locality for
genus †Cutleria...
- †Cornulites †Crania †Ctenacanthus †Ctenacanthus
buttersi †Ctenacanthus
furcicarinatus †Cupressocrinites †Cutleria – type
locality for
genus †Cutleria wilmarthi...
