anguimanus

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

anguĭ-mănus, a, um, adj. [anguismanus],

with serpent-hand , an epithet of the elephant, because he makes quick, serpent-like motions with his trunk (manus), perh. only in Lucr. 2, 537; 5, 1303.