A) Physostomes
B) Physoclists
C) Euphysoclists
D) Paraphysoclists
Correct Answer: B
Solution :
Two type of air bladders are known. In the more generalized groups of teleosts, the air bladder retains connection with the gut via a pneumatic duct, just as in ganoids and dipnoi. Such an open air bladder is called physostomous. In the teleost Erythrinus the air bladder has a lateral attachment to gut. Such as closed or ductless air bladder is called physoclistous.You need to login to perform this action.
You will be redirected in
3 sec