| alula (def. 1). |
[al-yuh-luh] 
[-lee] . | 1. | Also called bastard wing, spurious wing. the group of three to six small, rather stiff feathers growing on the first digit, pollex, or thumb of a bird's wing. |
| 2. | a membranous lobe at the base of each wing of a dipterous insect. |
| al·u·la (āl'yə-lə) n. pl. al·u·lae (-lē') A small joint in the middle of a bird's wing, homologous with the thumb and bearing three or four quill-like feathers. Also called bastard wing, spurious wing. [New Latin, diminutive of Latin āla, wing.] al'u·lar (-lər) adj. |
| spurious wing n. See alula. |
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