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Internal nares are present in:
(a)Agnatha
(b)Chondrichthyes and Osteichthyes
(c)Choanichthyes
(d)None of the above

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Important Questions on Animal Diversity - II (Chordata Phylum)
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Latimeria

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In Latimeria, the fins are

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As compared to cartilaginous fishes, bony fishes have _____ dorsal fin.

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Pelvic fins of bony fishes are

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Unpaired external nares occurs in

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Lancelet is

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In protochordates, the epidermis is

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Part of Herdmania embedded in sand is
