What is "clavicles"

Usage examples of "clavicles".

Photodilus seem not to have been investigated, but it has been found to want the tarsal loop, as well as the manubrial process, while its clavicles are not joined in a furcula, nor do they meet the keel, and the posterior margin of the sternum has processes and fissures like the tawny section.

I gazed up through this maroon or oxblood space and saw what I could of her, the dark band of her swimsuit top, her clavicles set forward.