ganoid
/gan-oid/US // ˈgæn ɔɪd //UK // (ˈɡænɔɪd) //
加诺德,伽诺德
Definitions
adj.形容词 adjective
- 1
- : of or relating to the Ganoidei, a group of mostly extinct fishes characterized by hard, bony scales, the living species of which include the paddlefishes, sturgeons, and gars.
- : having a smooth, shiny surface of ganoin or a similar substance.
n.名词 noun
- 1
- : a ganoid fish.
Examples
Asterolepis, a genus of primitive ganoid fishes, found only in a fossil state in the Old Red Sandstone.
There are no doubt some points which require further elucidation amongst the Ganoid and Osseous fishes.
Pterichthys, ter-ik′this, n. a genus of fossil ganoid fishes in the Old Red Sandstone strata, with wing-like pectoral fins.
There are seven living kinds of ganoid fish and all are found in fresh water.
From these primitive fishes were evolved higher fishes of the ganoid type and others of the type of Lepidosiren (Dipneusta).
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