chondrichthian


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Noun1.chondrichthian - fishes in which the skeleton may be calcified but not ossified
Chondrichthyes, class Chondrichthyes - cartilaginous fishes
holocephalan, holocephalian - fish with high compressed head and a body tapering off into a long tail
elasmobranch, selachian - any of numerous fishes of the class Chondrichthyes characterized by a cartilaginous skeleton and placoid scales: sharks; rays; skates
fish - any of various mostly cold-blooded aquatic vertebrates usually having scales and breathing through gills; "the shark is a large fish"; "in the living room there was a tank of colorful fish"
References in periodicals archive ?
2001) demonstrated an increasing number of subtelomeric sequences of TTAGGG in several Chondrichthian species at different stages of evolution that resulted in chromosome reduction.
The peripheral lobes, which might be mistaken for a set of chondrichthian gill arches, are consistent with intercostal flesh.
A 1977 discovery in the nets of a Japanese fishing trawler was initially described as a "plesiosaur," but detailed morphological examination strongly suggests chondrichthian origins (Kuban, 1997).