Dermal bone that articulates anteriorly with the hyomandibula. The opercle is paired and typically the largest bone of the opercular series. It is derived from the neural crest and is located in 2nd pharyngeal arch. [ ORCiD:0000-0002-9900-7880 http://zfin.org/ZDB-PUB-120529-44 GOC:ymb ]

Synonyms: opercles

This is just here as a test because I lose it