Licence: In copyright
Credit: Osteology of the Psittaci / by R.W. Shufeldt. Source: Wellcome Collection.
Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.
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![question that this interesting form, simply represents a family, and probably a very old family of the psittacine group of birds. Explanation of Plates. [The figures in Plates XXI-XXIII are all from photographs made by the author direct from the specimens, those of Conurus being in his own collection, and the others from specimens belonging to the United States National Museum. The skeleton of the Owl Parrot (Strigops habroptilus Gray) was photographed by Professor T. W. Smillie of the U. S. National Museum, and is specimen No. 18,276 of the osteological collections of that institution, it having been obtained at Dusky Sound, N. Zealand, a number of years ago. ] Plate XXI. Fig. 1. Right lateral view of the skull and mandible (the latter detached) of Conurus carolinensis. Adult 9 > natural size. Fig. 2. Right lateral view of the trunk skeleton and attached shoulder girdle of Conurus carolinensis, adult 9 > natural size. From the same individual, the skull of which is shown in Fig. 1. Fig. 3. Left lateral view of the skull and mandible of a Macaw (Ara militarius). Specimen collected by F. Bischoff at Mazatlan, Mexico. Plate XXII. Fig. 4. Right lateral view of the skull and mandible (the latter detached) of Cacatua galerita, adult, nat. size. (Spec. No. 18,744.) Fig. 5. Ventral aspect of the sternum and shoulder girdle of Calyptorhynchus banksi, adult9- (From N. S. Wales, Clarence River.) Fig. 6. Anconal aspect of left humerus of Cacatua galerita. From the same indi- vidual which furnished the skull shown in Fig. 4, natural size. Fig. 7. Palmar aspect of right humerus of Cacatua galerita from same specimen as Figs. 4 and 6, Nat. size. Plate XXIII. Fig. 8. Right lateral view of the trunk, skeleton, shoulder girdle, and last five (5) cervical vertebrae of Cacatua galerita, natural size, and from the skeleton of the same specimen which furnished the skull and humeri shown in Plate II, Figs. 4, 6, and 7. \ Plate XXIV. Fig. 9. Right lateral view of the skeleton of the Owl Parrot (S. habroptilus'). Considerably reduced.](https://iiif.wellcomecollection.org/image/b22378297_0027.jp2/full/800%2C/0/default.jpg)
