Opisthocomidae

Opisthocomids
Temporal range: Late Eocene - Recent, Late Eocene–0
Hoatzin (Opisthocomus hoazin)
Scientific classification
Kingdom:Animalia
Phylum:Chordata
Class:Aves
Clade:Inopinaves
Order:Opisthocomiformes
L'Herminier, 1837
Family:Opisthocomidae
Swainson, 1837
Genera
Synonyms
  • Foratidae Olson 1992
  • Hoazinoididae Rasmussen 1997
  • Onychopterygidae Cracraft 1971

Opisthocomidae is a group of birds, the only named family within the order Opisthocomiformes. The only living representative is the hoatzin (Opisthocomus hoazin) which lives in the Amazon and the Orinoco delta in South America. Several fossil species have been identified, including one from Africa[1] and one from Europe.[2]

Phylogeny

Based on the work of Mayr & De Pietri 2014.[2]

 

 

†Namibiavis

 
 

 

†Protoazin

 
 

 

†Hoazinavis

 
 

Opisthocomus

 
 
 
 

Taxonomy

  • Family Opisthocomidae Swainson 1837[3]
    • Genus ?†Foro Olson 1992 (mid-Eocene, USA) - cuculiform?
    • Genus ?†Hoatzi Thomas 1996 (Eocene, Argentina)
      • Species †Hoatzi panarium Thomas 1996
    • Genus ?†Onychopteryx Cracraft 1971 (Early Eocene of Argentina) – falconid? A nomen dubium
      • Species †Onychopteryx simpsoni Cracraft 1971
    • Genus †Protoazin Mayr & De Pietri 2014 (late Eocene of France)
      • Species †Protoazin parisiensis Mayr & De Pietri 2014
    • Genus †Namibiavis Mourer-Chauviré 2003 (Middle Miocene of Namibia)
    • Genus †Hoazinavis Alvarenga, Mayr & Mourer-Chauviré 2011 (Late Oligocene and Early Miocene of Brazil)
    • Genus †Hoazinoides Miller 1953 (middle Miocene of Colombia)
    • Genus Opisthocomus Illiger 1811

References

  1. ↑ Mayr G., Alvarenga H., Mourer-Chauviré C. (2011). "Out of Africa: Fossils shed light on the origin of the hoatzin, an iconic Neotropic bird". Naturwissenschaften. 98 (11): 961–6. doi:10.1007/s00114-011-0849-1. PMID 21964974.
  2. 1 2 Gerald Mayr and Vanesa L. De Pietri (2014). "Earliest and first Northern Hemispheric hoatzin fossils substantiate Old World origin of a "Neotropic endemic"". Naturwissenschaften. 101 (2): 143–148. doi:10.1007/s00114-014-1144-8. PMID 24441712.
  3. ↑ Mikko's Phylogeny Archive Haaramo, Mikko (2007). "Primitive Land-bird Assemblage". Retrieved 30 December 2015.


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