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The data place most of the diversification of psittaciformes around 40 Mya, after the separation of Australia from West Antarctica and South America. [ 2 ] [ 4 ] Divergence of the Psittacidae from the ancestral parrots resulted from a common radiation event from what was then West Antarctica into South America, then Africa, via late Cretaceous ...
The genus Trichoglossus was introduced in 1826 by the English naturalist James Francis Stephens. [2] The name combines the Ancient Greek thrix meaning "hair" and glōssa meaning "tongue". [3]
Psittacopasseres is a taxon of birds consisting of the Passeriformes (passerines, a large group of perching birds) and Psittaciformes (). [3] Per Ericson and colleagues, in analysing genomic DNA, revealed a lineage comprising passerines, psittacines and Falconiformes. [4]
The true parrots are distributed throughout the tropical and subtropical regions of the world, mostly in the Southern Hemisphere, covering many different habitats, from the humid tropical forests to deserts in Australia, India, Southeast Asia, sub-Saharan Africa, Central and South America, and two species, one extinct (the Carolina parakeet), formerly in the United States.
Psittacula, also known as Afro-Asian ring-necked parrots, is a genus of parrots from Africa and Southeast Asia.It is a widespread group with a clear concentration of species in south Asia, but also with representatives in Africa and the islands of the Indian Ocean.
Cacatuidae is one of three families of the large and diverse avian order Psittaciformes which consists of 370 species. [2] Cockatoos are distinguished from other parrots by five main morphological features – a crest, lack of "green" dyck-texture in the plumage, yellow natal down, a gall bladder, and bridge temporal fossa [3]
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