Dictionary of Ichthyology  

coracoid = the lower, paired endochondral bone on
which the pterygials or actinosts of the pectoral fin rest. Dorsally it has a notch which, with a similar ventral
notch on the scapular, frames the scapular foramen. It attaches anteriorly to the cleithrum.

Cyprinus carpio shoulder girdle, C = cleithrum,
E = scapula, PC = coracoid, F = foramen, A =
attachment of fin from Kingsley's "Textbook of
Vertebrate Zoology, 1906. Photograph by Brian W. Coad.

Canadian Museum of Nature
www.briancoad.com