protocercal

English

Etymology

proto- +‎ cercal

Adjective

protocercal (not comparable)

  1. (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.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for protocercal in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)

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