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coelacanth
[ see-luh-kanth ]
noun
- a crossopterygian fish, Latimeria chalumnae, thought to have been extinct since the Cretaceous Period but found in 1938 off the coast of southern Africa.
coelacanth
/ ˈsiːləˌkænθ /
noun
- a primitive marine bony fish of the genus Latimeria (subclass Crossopterygii ), having fleshy limblike pectoral fins and occurring off the coast of E Africa: thought to be extinct until a living specimen was discovered in 1938
coelacanth
/ sē′lə-kănth′ /
- Any of various fishes of the group Coelacanthiformes or Actinistia, having lobed, fleshy fins. Coelacanths are crossopterygians, the ancient group of lobe-finned fishes that gave rise to land vertebrates. They were known only from Paleozoic and Mesozoic fossils until a living species ( Latimeria chalumnae ) was found in the Indian Ocean in 1938. A second Latimeria species was described in 1999.
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Other Words From
- coe·la·can·thine [see-l, uh, -, kan, -thahyn, -thin], adjective
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Word History and Origins
Origin of coelacanth1
1605–15; < New Latin Coelacanthus originally a genus name, equivalent to coel- coel- + Greek -akanthos -spined, -thorned, adj. derivative of ákantha spine, thorn
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Word History and Origins
Origin of coelacanth1
C19: from New Latin coelacanthus, literally: hollow spine, from coel- + Greek akanthos spine
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