The Collaborative International Dictionary of English v.0.48:
Adactyl \A*dac"tyl\, Adactylous \A*dac"tyl*ous\, a. [Gr. 'a priv. + ? finger.] (Zool.) (a) Without fingers or without toes. (b) Without claws on the feet (of crustaceous animals). [1913 Webster]WordNet (r) 3.0 (2006):
adactylous adj 1: without fingers and/or toes