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Show 1867.] PROF. HUXLEY ON THE CLASSIFICATION OF BIRDS. 427 Fig. 6. The inferior face of the skull, and a lateral view of the outer side of the right ramus of the mandible, of Charadrius pluvialis; of the size of nature. Pmx. The prasmaxilla. Mx. The maxilla. Mxp. Its maxillo-palatine process. Pl. The palatine bone. Pt. The pterygoid bone. Qu. The quadrate bone. x The basipterygoid process. Fig. 7. Anteriorly the body of the palatine gradually narrows into its "anterior" or " maxillary process," the origin of which is coincident with the abrupt termination of the inner lamina. The slender anterior |