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An aquatic living fossil, with ancient o...

An aquatic living fossil, with ancient origin and many primitive characters which respires through book gills is

A

Limulus

B

Cancer

C

Lucifer

D

Daphnia

Text Solution

Verified by Experts

The correct Answer is:
A
The horseshoe crab, Limulus polyphemus, is closely related to chelicerate. They are considered to be living fossil as they have evolved little in the past 250 million years
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