schizopelmous

from The Collaborative International Dictionary of English v.0.48

Schizopelmous \Schiz`o*pel"mous\, a. [Schizo- + Gr. pe`lma the
   sole of the foot.] (Zool.)
   Having the two flexor tendons of the toes entirely separate,
   and the flexor hallucis going to the first toe only.
   [1913 Webster]