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spina externa

A median bony point projecting from the anterior and ventral margin of the sternum of a bird. From http://www.merriam-webster.com/dictionary/spina%20externa.

On this page
Type Bone
Parent Structure bony projection

Frequently Asked Questions

What is the spina externa?

A median bony point projecting from the anterior and ventral margin of the sternum of a bird. From http://www.merriam-webster.com/dictionary/spina%20externa.

References

  1. UBERON — UBERON:0018358 Cross-species anatomy ontology (EMBL-EBI Ontology Lookup Service)

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Educational Disclaimer

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Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.