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Any of various fishes lacking jaws and true teeth and having a circular sucking mouth, including the hagfishes and the lampreys.
[From New Latin Cyclostomī and Cyclostomata, class names : cyclo- + Greek stoma, stomat-, mouth.]
cy·clos′to·mate′ (sī-klŏs′tə-māt′, -mĭt) adj.
(Animals) any primitive aquatic jawless vertebrate of the class Cyclostomata, such as the lamprey and hagfish, having a round sucking mouth and pouchlike gills
adjAlso called: marsipobranch
(Plants) of, relating to, or belonging to the class Cyclostomata
cyclostomate, cyclostomatous, cyclostomous adj
1. Also called cyclostome. any fish of the class Agnatha (and order Cyclostomata), characterized by a circular sucking mouth that lacks jaws.
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|Noun||1.||cyclostome - primitive aquatic vertebrate |
agnathan, jawless fish, jawless vertebrate - eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms