Question

describe reproduction in cyclostomata

Answer 1

Answer:

Cyclostomata is a group of agnathans that comprises the living jawless fishes: the lampreys and hagfishes. Both groups have jawless mouths with horny epidermal

Answer 2

Answer:

Cyclostomata is a group of agnathans that comprises the living jawless fishes: the lampreys and hagfishes. Both groups have jawless mouths with horny epidermal structures that function as teeth, and branchial arches that are internally positioned instead of external as in jawed fishes.[1] The name Cyclostomata means "round mouths".[2][3] It was named by Joan Crockford Beattie.[4]

Cyclostomata

Temporal range: Lochkovian - Recent 419.2–0 Ma

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Havsnejonöga.jpg

Sea lamprey from Sweden

Scientific classification e

Domain:

Eukaryota

Kingdom:

Animalia

Phylum:

Chordata

Subphylum:

Vertebrata

Superclass:

Cyclostomata

Duméril, 1806

Classes

Myxini (hagfishes)

Hyperoartia (lampreys and kin)