†subfamily Mesembriornithinae (terror bird)

Aves - Gruiformes - Phorusrhacidae

Synonyms: Hermosiornidae Rovereto 1914, Hermosiorninae Rovereto 1914, Prophororhacidae, Prophororhacinae

Parent taxon: Phorusrhacidae according to H. M. F. Alvarenga and E. Holfing 2003

See also Bertelli et al. 2007, Cracraft 1968, Gould and Quitmyer 2005, Lambrecht 1933, Mourer-Chauviré 1981 and Rovereto 1914

Sister taxa: none

Subtaxa: Llallawavis Procariama

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Ecology: ground dwelling carnivore


• Pliocene of Argentina (1 collection)

• Huayquerian of Argentina (3)

• Miocene of Argentina (1)

Total: 5 collections each including a single occurrence

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