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This section summarises the work over that period as it applies to the orders of Australian birds as conventionally recognised. Palaeognathae (Struthioniformes – Casuariiformes) All living birds fall into the subclass Neornithes. Its first major division is between the Palaeognathae and the Neognathae. indd 43 tinamous (Tinamidae). The monophyly of this assemblage has been corroborated by numerous studies using a range of techniques. Among the more recent are DNA–DNA hybridisation (Sibley and Ahlquist 1990); DNA sequences of mitochondrial and/or nuclear genes (Groth and Barrowclough 1999; van Tuinen et al.

While a consistent overall arrangement has been elusive – with disagreements common between different works – there are some clusters of taxa that are supported with varying degrees of confidence. At the same time, some traditional associations of orders or families within orders have not been sustained, and a few novel and unexpected connections have been discovered. 26/11/07 12:27:06 Higher-level Avian Systematics Reflecting these findings in a linear classification inevitably produces an inadequate picture of a ‘tree of life’ with its many spatial and temporal dimensions.

R. R. R. L. F. F. E. H. F. Gmelin, 1789) Pacific Golden Plover Pluvialis dominicus (S. F. E. F. F. F. R. D. F. F. F. K. K. F. indd 26 22/11/07 12:08:51 Species Lists Cacatua pastinator (Gould, 1841) Western Corella Cacatua sanguinea Gould, 1843 Little Corella Cacatua galerita (Latham, 1790) Sulphur-crested Cockatoo Nymphicus hollandicus (Kerr, 1792) Cockatiel Trichoglossus haematodus (Linnaeus, 1771) Rainbow Lorikeet Trichoglossus chlorolepidotus (Kuhl, 1820) Scaly-breasted Lorikeet Psitteuteles versicolor (Lear, 1831) Varied Lorikeet Glossopsitta concinna (Shaw, 1791) Musk Lorikeet Glossopsitta pusilla (Shaw, 1790) Little Lorikeet Glossopsitta porphyrocephala (Dietrichsen, 1837) Purple-crowned Lorikeet Cyclopsitta diophthalma (Hombron & Jacquinot, 1841) Double-eyed Fig-Parrot Eclectus roratus (S.

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