Title: Annual report of the Regents - New York State Museum.
Identifier: annualreportofr6219newy_0 (find matches)
Year: 1889 (1880s)
Authors: New York State Museum; University of the State of New York. Board of Regents
Subjects: New York State Museum; Natural history; Science; Museums
Publisher: Albany, N. Y. : University of the State of New York
Contributing Library: American Museum of Natural History Library
Digitizing Sponsor: BHL-SIL-FEDLINK

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94 NEW YORK STATE MUSEUM cerned; and upon the whole these are organized on a plan, the main features of which, as well, as in many of the details, are held in common with Circus. The skeletal characters of a Buteo are well seen in a skeleton of B u t e o 1 i n e a t u s , and upon comparing the corresponding parts with a skeleton of C i r c u s h u d s o n i u § , I find the skull of the former to possess the vast majority of the characters which have been described above for the skull of the latter. Still there are variations, in addition to the difference in size, that at once dis- Fig. 45
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Fig. 45 Superior view, life size, of the skull of Buteo borealis calurus Fig. 46 The same of Falco mexicanus. Drawn by the author from specimens in his own cabinet, now in the New York State Museum. tinguish the buteonine skull from that of the hen harrier not- withstanding that they lack any great amount of weight. It is upon the whole relatively broader, slightly shorter, and rather more com- pressed in the vertical direction. The superohorizontal portions of the iacrymals are conspicuously longer, more quadrilateral in form, and the " accessory pieces " very large. In front, the nasal septum is more completely ossified, while laterally the temporal fossae are more extensive. Upon the basal aspect the postpalatine part of either palatine has a straight outside and posterior edge, thus creat-

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