Interclavicle
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An interclavicle is a bone which, in most tetrapods, is located between the clavicles. Therian mammals (marsupials and placentals) are the only tetrapods which never have an interclavicle, although some members of other groups also lack one.[1] In therians, it is replaced by the sternum, which is similar in shape and function but forms via endochondral ossification (cartilage forming bone). The interclavicle, on the other hand, develops through intramembranous ossification of the skin.
The interclavicle is widely found in tetrapods, but has only been rarely reported in a few fish, in which it is small.[2][3]
References
- ^ Page Module:Citation/CS1/styles.css has no content."Appendicular Skeleton". Archived from the original on September 12, 2006.
- ^ Page Module:Citation/CS1/styles.css has no content.Cloutier, Richard; Clement, Alice M.; Lee, Michael S. Y.; Noël, Roxanne; Béchard, Isabelle; Roy, Vincent; Long, John A. (2020-03-18). "Elpistostege and the origin of the vertebrate hand". Nature. 579 (7800): 549–554. doi:10.1038/s41586-020-2100-8. eISSN 1476-4687. ISSN 0028-0836.
- ^ Page Module:Citation/CS1/styles.css has no content.Romer, Alfred Sherwood (1956). The Osteology of the Reptiles. University of Chicago Press.