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Related to cyclostomate: Cyclostomata


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.


(ˈsaɪkləˌstəʊm; ˈsɪk-)
(Animals) any primitive aquatic jawless vertebrate of the class Cyclostomata, such as the lamprey and hagfish, having a round sucking mouth and pouchlike gills
(Plants) of, relating to, or belonging to the class Cyclostomata
Also called: marsipobranch
cyclostomate, cyclostomatous, cyclostomous adj

jaw′less fish`

1. Also called cyclostome. any fish of the class Agnatha (and order Cyclostomata), characterized by a circular sucking mouth that lacks jaws.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cyclostome - primitive aquatic vertebratecyclostome - primitive aquatic vertebrate  
agnathan, jawless fish, jawless vertebrate - eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms
Cyclostomata, order Cyclostomata - primitive jawless aquatic vertebrate: lampreys; hagfishes
References in periodicals archive ?
The endostyle is a specialized organ in the pharynx of tunicates, cephalochordates, cyclostomates, and certain prosobranchiates (Orton, 1912).