Mention the characteristic features of cyclostomata
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GENERAL CHARACTERISTICS OF CYCLOSTOMATA
•May be marine or fresh water in habitat.
•Body is elongated and Eel like. Body is divisible into trunk and tail. ...
•Paired fins are absent. ...
•Skin is smooth, soft and slimy. ...
•Notochord is persistent through out the life. ...
•Pharyngeal gill-slits are found in which about 6-15 paires of gills are present.
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Characteristics of Cyclostomata
The body is round and elongated like an eel. The paired fins are absent. Median fins with cartilaginous fin rays. ... The nostril is single and median.
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