A Guide to the Exhibition Galleries of the Department of Geology and Palaeontology, in the British Museum (Natural History) ...

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order of the Trustees, 1890 - Fossils
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Page 27 - It proves conclusively that the brain was proportionately smaller than in any other known mammal, recent or fossil, and even less than in some reptiles. It was, in fact, the most reptilian brain in any known mammal.
Page 40 - ... the Pliocene, we have the last stage of the series before reaching the horse, in the genus Pliohippus, which has lost the small hooflets, and in other respects is very equine. Only in the upper Pliocene, does the true Equus appear, and complete the genealogy of the Horse, which in the Post-tertiary roamed over the whole of North and South America, and soon after became extinct. This occurred long before the discovery of the Continent by Europeans, and no satisfactory reason for the extinction...
Page 74 - There is no vertical displacement and succession of the teeth, except in the case of a single tooth on either side of each jaw, which is always the hindmost of the premolar series, and is preceded by a tooth having the character of a true molar ; this is the only one comparable to the milk-teeth of the higher mammalia ; all the other teeth remain unchanged.
Page 50 - When die growth of the antler is complete, the supply of blood to it ceases, the skin dies and peels off, leaving the bone bare and insensible, and after a time, by a process of absorption near the base it becomes detatched from the skull and is shed.
Page 61 - Sirenia pass their whole life in the water, being denizens of shallow bays, estuaries, lagoons, and large rivers ; but they never venture far away from the shore. Their food consists entirely of aquatic plants, upon which they browse beneath the surface, as the terrestrial herbivorous mammals feed upon the green pastures on land. When Steller came to Behring's Island in 1741, the Sea-cows pastured in the shallows along the shore, and collected in herds like cattle. As they fed, they raised their...
Page 40 - There are still three toes on each foot, but only the middle one, corresponding to the single toe of the horse, comes to the ground. This genus resembles most nearly the Hipparion of Europe. " In the Pliocene we have the last stage of the...
Page 87 - Huxley remarks, are animals so similar to Reptiles in all the most essential features of their organisation, that they may be said to be merely an extremely modified and aberrant Reptilian type.
Page 62 - ... Island in 1741, the Sea-cows • pastured in the shallows along the shore, and collected in herds like cattle. As they fed, they raised their heads every four or five minutes from below water in order to breathe before again descending to browse on the thick beds of sea-weed which surround the coast. They were observed by him to be gregarious in their habits, slow and inactive in their movements, and very mild and inoffensive in their disposition. Their colour was dark-brown, sometimes varied...
Page 94 - The ancient Maoris, when they landed, no doubt feasted on these huge birds as long as any remained, and their extermination probably only dates back to about the period at which these islands were thrice visited by Captain Cook, 1769-1778. Their charred bones and egg-shells have been noticed, by the Honourable "Walter Mantell, mixed with charcoal where the native ovens and fires were formerly made ; and their eggs are said to have been found in Maori graves. In 1882, the Trustees obtained from a...
Page 71 - Armadillos in having none of the bands or joints in their coat of mail, by means of which the living forms are enabled, when attacked, to contract the body into the form of a ball. In most of the extinct species the carapace is composed of polygonal or quadrangular bony scutes,, closely united by their sutures into a solid buckler, and the caudal portion is enclosed in a complete bony tail-sheath. The top of the head is also protected by dermal plates of bone.

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