The Collaborative International Dictionary of English v.0.48:
Fossorial \Fos*so"ri*al\, a. [L. fossor a digger.] Fitted for digging, adapted for burrowing or digging; as, a fossorial foot; a fossorial animal. [1913 Webster]WordNet (r) 3.0 (2006):
fossorial adj 1: (of limbs and feet) adapted for digging [ant: cursorial]