caudal appendage

Of course there might have been more than a tremor if the caudal appendage had been at liberty instead of being sat upon.

From The Hot Swamp by R. M. (Robert Michael) Ballantyne

Portion of caudal appendage of Lithotrya dorsalis, highly magnified.

From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Charles Darwin

Stand still, with a nip like crocodile's grip On one's caudal appendage?

From Punch, or the London Charivari, Volume 100, April 4, 1891 by Various

What would a monkey do without this caudal appendage and its prehensile quality?

From Memoir of John Howe Peyton in sketches by his contemporaries, together with some of his public and private letters, etc., also a sketch of Ann M. Peyton by Various

This beast had but a short caudal appendage, and all its terrors lay in its jaws and in its wings.

From A Strange Manuscript Found in a Copper Cylinder by James De Mille