sora - cow having a brown and white or black and white coat
(AED 484)
PWS
*šḥr - to be white on black or black on white
(Kogan 2005c:191)
May be tentatively compared to Akk. šūru, šuḫru if the latter indeed denotes dark color as suggested in AHw. 1287 (Bulakh 2003: 13–15; Bulakh 2006: 195–196).