Proto-IE: *Ang-
Meaning: small bones of extremities
Old Indian: áṅga- `limb of the body', aṅgúri-, aṅgúli- f. `finger, toe, thumb', aṅgúṣṭha- m. `thumb, great toe'
Avestan: angušta- m. 'Zehe'
Russ. meaning: мелкая кость конечностей
References: WP I 60 f