Axillars definitions

Axillars

• (n. pl.) Feathers connecting the under surface of the wing and the body, and concealed by the closed wing.
Found on http://thinkexist.com/dictionary/meaning/axillars/

---

axillars

Feathers located at the underside base of a bird's wing.
Found on https://www.birds-of-north-america.net/Bird_Terminology.html

---