A) Cnidaria - Bonellia, Physalia, Aurelia
B) Platyhelminthes - Planaria/Schistosoma, Enterobius
C) Mollusca - Loligo, Teredo, Octopus
D) Porifera - Spongilla, Euplectella, Pennatula
Correct Answer: C
Solution :
Loligo, Teredo and Octopus are the members of phylum-Mollusca. Loligo is commonly called squid or sea arrow and is gregarious, fast swimmer in the open water of the sea and is carnivorous, feeding on crabs and fishes. Octopus (Devil fish) is found at the bottom of the sea. It is nocturnal and feeds on crabs, fishes and other molluscs. Teredo or shipworm is a marine bivalve, which has small anterior shell and long slender body with a small foot functioning as adhesive structure.
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