opisthocomid

plural opisthocomids

1. biologyAny bird of the family Opisthocomidae, which comprises the hoazin and extinct relatives.

   Miller (1953) described an avian cranium from the Miocene of Colombia as an opisthocomid, Hoazinoides magdalenae.

   1992, Kenneth E. Campbell, editor, Papers in Avian Paleontology: Honoring Pierce Brodkorb, page 135

   2 more examples

   All other birds thought to be primitive [e.g. cuculiforms, opisthocomids, coraciiforms, musophagids, gruiforms (including the Cariarmidae), etc.] have definitive and often quite small feather tracts.

   1995, Acta palaeornithologica: 3, Symposium SAPE: 5, Internationale Senckenberg-Konferenz, 22-26, Juni 1992, page 72

   Some of the other placements are so startling that Livezey and Zusi are unconvinced by their own results (e.g., opisthocomids [Hoatzin], steatornithids [Oilbirds] phoenicopterids [flamingos], and many of the smaller forest birds).

   2007, Gary W. Kaiser, The Inner Bird: Anatomy and Evolution, page 177