The Collaborative International Dictionary of English v.0.48:

Heleodytes \Heleodytes\ prop. n.
   A genus comprising the cactus wrens; one of several
   alternative classifications.

   Syn: Campylorhynchus, genus Campylorhynchus, genus
        Heleodytes.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Heleodytes
    n 1: alternative classifications for the cactus wrens [syn:
         Campylorhynchus, genus Campylorhynchus, Heleodytes,
         genus Heleodytes]