Definition of Genus ceratodus
1. Noun. Type genus of the Ceratodontidae: extinct genus of lungfishes.
Group relationships: Ceratodontidae, Family Ceratodontidae
Member holonyms: Ceratodus
Genus Ceratodus Pictures
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Lexicographical Neighbors of Genus Ceratodus
Literary usage of Genus ceratodus
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Scientific Memoirs of Thomas Henry Huxley by Thomas Henry Huxley, Michael Foster (1902)
"... and as in the case of the latter fish, all trace of the actual genus Ceratodus is lost at this point, and we are obliged to content ourselves with a few ..."
2. The Ancient Life-history of the Earth: A Comprehensive Outline of the by Henry Alleyne Nicholson (1898)
"More interesting, however, than the above, are the curious palate-teeth of the Trias, upon which Agassiz founded the genus Ceratodus. The teeth of Ceratodus ..."
3. Proceedings by Geologists' Association (1878)
"... to the genus Ceratodus, and the subsequent investigations of Dr. Gunther and Prof. Huxley have confirmed the accuracy of his determination ; although ..."
4. Mines and Mineral Statistics of New South Wales, and Notes on the Geological by New South Wales Dept. of Mines, William Branwhite Clark, Archibald Liversidge (1875)
"... where the scanty remains ofa distinct genus, Ceratodus, testify to its presence ; no further trace of it has been found until the present period, ..."
5. Remarks on the Sedimentary Formations of New South Wales: Illustrated by by William Branwhite Clarke (1878)
"... where the scanty remains of a distinct genus, Ceratodus, testify to its presence ; no further trace of it has been found until the present period, ..."
6. Manual of Geology: Treating of the Principles of the Science with Special by James Dwight Dana (1894)
"The Permian Reptiles, the earliest of the class, belong to the tribe Rhynchocephalia, which, like the genus Ceratodus among Fishes, is nearly extinct. ..."
7. A Manual of Palaeontology for the Use of Students with a General by Henry Alleyne Nicholson (1872)
"... Fishes was represented in | Triassic times by various species of the genus Ceratodus. The Amphibians of the Trias are known both by the actual bones and ..."