hylodes

from The Collaborative International Dictionary of English v.0.48
Hylodes \Hy*lo"des\, n. [NL., fr. Gr. ? woody, wooded, muddy; ?
   a wood + e'i^dos form.] (Zool.)
   The piping frog ({Hyla Pickeringii}), a small American tree
   frog, which in early spring, while breeding in swamps and
   ditches, sings with high, shrill, but musical, notes.
   [1913 Webster]
    

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