ceratodus

[ suh-rat-uh-duhs, ser-uh-toh-duhs ]

Phonetic (Standard)IPA

noun

, plural ce·rat·o·dus·es.

a lungfish of either of two genera, Neoceratodus and the extinct Ceratodus, having hornlike ridges on the teeth.

ceratodus

/ sɪˈrætədəs; ˌsɛrəˈtəʊdəs /

any of various extinct lungfish constituting the genus Ceratodus, common in Cretaceous and Triassic times Compare barramunda

First recorded in 1870–75; from New Latin, equivalent to cerat- “horn” + -odus, from Greek odoús “tooth”; cerat-, tooth

C19: New Latin, from cerato- + Greek odous tooth

His purpose was the study of the wonderful Australian fauna, the oviparous mammals, marsupials, and ceratodus (lungfish).

Six pairs of branchial arches occur in Protopterus; Ceratodus and Lepidosiren have five, like most other fish.

The teeth of the extinct Dipteridae resemble those of Ceratodus but are more complicated.

However, teeth are found in the Trias which resemble those of the living Ceratodus.

No; but from an organ similar in character and position to the air-bladder of a ceratodus, or a lepidosiren.

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