Search:heterocercal -> HETEROCERCAL
heterocercal
h e t e r o c e r c a l hex:#104;#101;#116;#101;#114;#111;#99;#101;#114;#99;#97;#108;
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- Heterocercal - a. - Having the vertebral column evidently continued into the upper lobe of the tail, which is usually longer than the lower one, as in sharks.
- Heterocercy - n. - Unequal development of the tail lobes of fishes; the possession of a heterocercal tail.
- Ginglymodi - n. - An order of ganoid fishes, including the modern gar pikes and many allied fossil forms. They have rhombic, ganoid scales, a heterocercal tail, paired fins without an axis, fulcra on the fins, and a bony skeleton, with the vertebrae convex in front and concave behind, forming a ball and socket joint. See Ganoidel.