The Collaborative International Dictionary of English v.0.48:

Fibulare \Fib`u*la"re\ (f[i^]b`[-u]*l[=a]"r[-e]), n.; pl.
   Fibularia. [NL. See Fibula.] (Anat.)
   The bone or cartilage of the tarsus, which articulates with
   the fibula, and corresponds to the calcaneum in man and most
   mammals.
   [1913 Webster]