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anchylosed Anomodont appears arch articulates belong bones bony canines carapace Carboniferous carnassial caudal centra cervical characterised cheek-teeth closely allied coracoid cranium crowns cusps dental formula dentition deposits dermal described developed Devonian digits distinct dorsal fin Eocene Europe existing genus extinct femur foramen fossae Ganoids genera Gondwanas humerus incisors includes India inner ischium Kimeridgian known latter limbs Lower Miocene lower true molar Mammals mandible mandibular maxilla median Middle Eocene Miocene Monte Bolca nares nasals neural North America occurs orbits ossified palate pectoral pelvic Permian phalangeals Phosphorites plastron plates Pleistocene Pliocene posterior premaxillae premolars present probably Professor Cope pterygoids Reduced referred regarded region represented Reptiles resemblance ribs ridges scapula scutes Siwaliks skull specialised species spines structure suborder symphysis teeth Tertiary tooth transverse Trias type genus typical Upper Cretaceous Upper Eocene upper true molars usually vacuity ventral vertebrae vertebral column Wealden
Page 1016 - Preliminary Essay upon the Systematic Arrangement of the Fishes of the Devonian Epoch...
Page 1205 - Phil. Trans.' 1887, pp. 167-172, pi. viii. 14. " Contributions to the Skeletal Anatomy of the Mesosuchia, based on fossil remains from the clays near Peterborough, in the collection of AN Leeds, Esq." ' Proc. Zool. Soc.' 1888. See also other memoirs in ' Phil. Trans.' and
Page iii - NICHOLSON. A Manual of Zoology, for the use of Students. With a General Introduction on the Principles of Zoology. By HENRY ALLEYNE NICHOLSON, MD, D.Sc., FLS, FGS, Regius Professor of Natural History in the University of Aberdeen.
Page 1050 - ... to him by the Directors of that institution and was exhibited before the Meeting. The author pointed out the presence of a series of minute teeth on the pterygoid bones, and of an entepicondylar (ulnar) foramen in the humérus.
Page 1390 - West, veritable mauvaises terres, or bad lands, where slow denudation has carved out cliffs, peaks, and columns of the most fantastic shapes and colours. This same action has brought to light the remains of many extinct animals, and the bones of the Dinocerata, from their great size, naturally first attract the attention of the explorer.
Page 1219 - Ratite type as surely testify to a more exalted position. Reference has been already made to this complicated if not contradictory state .of things ; the true explanation of which seems to be out of reach at present. It has been for some time a question whether the Ratite is a degraded type descended from the Carinate, or the Carinate a superior development of the Ratite type.
Page 1159 - ... collected by Professor Kerr. but their association with Sauropoda remains would indicate the Jurassic age of the deposits in which they were originally found. On page 115!) of volume 2 of Nicholson and Lydekker's Manual of Paleontology, they remark : " It is not improbable that the large Iguanodont from the Upper Jurassic of the United States, described as ' Camptosaurus amplus,' should be referred to this group of Iguanodon-^ since it has but three functional digits in the pes.
Page 1219 - Was the first animal which any one could properly call a ' Bird,' as distinguished from a ' Reptile,' possessed of a keeled sternum or not ? Now Birds would seem to have been differentiated from Reptiles while the latter had biconcave vertebrae, and teeth whose mode of attachment to the jaw was still variable. There is no reason to think that at that period any Reptile (with the exception of Pterodactyles, which, as has already been said, are certainly not in the line of Birds' ancestors) had a keeled...
Page 889 - Palaeontology ; and if the problem is ever to be solved it will be by the aid of Embryology.