——, footsteps and remains of, in secondary rocks, [304].

——, fossil, in caves of Brazil, [339].

—— of Madeira, Bermuda, and Galapagos, [391].

——, song of males, [89].

—— transporting seeds, [361].

——, waders, [385].

——, wingless, [134], [182].

——, with traces of embryonic teeth, [450].

Bizcacha, [349].

——, affinities of, [429].