belonging or pertaining to the Cyclostomata, a subclass of jawless, eellike, marine vertebrates of the class Agnatha, comprising the lampreys and hagfishes.
having a circular mouth.
n. 名词 noun
a cyclostome vertebrate; a lamprey or hagfish.
更多cyclostome例句
In the amphioxus, as has been said, the cranio-spinal axis alone exists; the Cyclostome fishes are but a step higher.
The cyclostome fishes have, so far, been discovered only in Scotland, in the tiny Palaeospondylus.