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Webster 1913 Edition
Protocercal
Proˊto-cer′cal
,Adj.
[
Proto-
+ Gr. [GREEK] the tail.] (Zool.)
Having a caudal fin extending around the end of the vertebral column, like that which is first formed in the embryo of fishes; diphycercal.
Definition 2024
protocercal
protocercal
English
Adjective
protocercal (not comparable)
- (zoology) Having a caudal fin extending around the end of the vertebral column, like that which is first formed in the embryo of fishes; diphycercal.