Class Myxini and Cephalaspidomorphi
Sucking mouth with teethes and rasping tongue is characteristics of class
myxini
cephalochordata
cephalaspidomorphi
Chondrichthyes
cephalaspidomorphi
Related posts
Tail fin with upper lobe is called:A. heterocercal tails
B. urochorda
C. chorda
D. endocotyl
Number of pharyngeal slits in class cephalaspidomorphi is:
A. 2 pairs
B. 7 pairs
C. 5 pairs
D. 4 pairs
Time duration for larval stages of lamprey is:
A. 2 months
B. 3 months
C. 3 years
D. 1 month
How many numbers of pharyngeal slits in members of class myxini?
A. 3-15 pairs
B. 2-10 pairs
C. 5-15 pairs
D. 5-20 pairs
Leave a Reply