Origin of cercus
OTHER WORDS FROM cercuscercal, adjective
How to use cercus in a sentence
There are five pairs of biramous appendages belonging to this shield, and behind these a pair of jointed cerci.
The cerci appear to have been long, slender, very spinose organs much like the antennules, but stiff rather than flexible.
The caudal cerci are richly segmented, slightly flexible, spinous tactile organs.
I would say that I have no doubt that the cerci of insects are directly inherited from the insect ancestors.
Cercopoda: jointed foot-like appendages of the last abdominal segment; also applied like cerci.Explanation of Terms Used in Entomology|John. B. Smith