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Palaeognathae (/ˌpæliˈɒɡnəθi/; from
Ancient Gr**** παλαιός (palaiós) 'old', and γνάθος (gnáthos) 'jaw') is an
infraclass of birds,
called paleognaths or...
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genus Struthio in the
order Struthioniformes, part of the infra-class
Palaeognathae, a
diverse group of
flightless birds also
known as
ratites that includes...
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other around 54
million years ago.
Placement of
Elephant birds within Palaeognathae, after: The
ancestors of
elephant birds are
thought to have arrived...
- is any of a
group of
mostly flightless birds within the
infraclass Palaeognathae. They are
mostly large, long-necked, and long-legged, the exception...
- and the
flightless ratites,
which belong instead to the
sister taxon Palaeognathae.
There are
nearly 10,000
living species of neognaths. The
earliest fossils...
- al. (2014) with some
clade names after Yuri, T. et al. (2013). The
Palaeognathae or "old jaws" is one of the two
superorders recognized within the taxonomic...
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description of an
embryonic skeleton of the
extinct elephant bird,
Aepyornis (
Palaeognathae: Ratitae)".
Journal of
Vertebrate Paleontology. 27 (sup4): 1–53. doi:10...
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event 66
million years ago,
giving rise to
ostriches and
relatives (
Palaeognathae),
waterfowl (Anseriformes), ground-living fowl (Galliformes), and "modern...
- 2014.07.001.
Agnolin et al,
Unexpected diversity of
ratites (Aves,
Palaeognathae) in the
early Cenozoic of
South America:
palaeobiogeographical implications...
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consists of all
modern birds (Neornithes or Aves) with the
exception of
Palaeognathae (ratites and kin) and
Galloanserae (ducks,
chickens and kin). Almost...
