On the classification and geographical distribution of the Mammalia. ... To which is added an appendix “on the Gorilla” and “on the extinction and transmutation of Species.”John W. Parker and Son, 1859 - 103페이지 |
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15 페이지
... tooth with the jaw constitute a normal mode of attachment . Each tooth has its peculiar socket , to which it firmly adheres by the close co - adaptation of their opposed surfaces , and by the firm adhesion of the alveolar periosteum to ...
... tooth with the jaw constitute a normal mode of attachment . Each tooth has its peculiar socket , to which it firmly adheres by the close co - adaptation of their opposed surfaces , and by the firm adhesion of the alveolar periosteum to ...
16 페이지
... tooth gives origin to the germ of a second tooth , which some- times displaces the first , sometimes takes its place by the side of the tooth from which it has originated . All those teeth which are displaced by their progeny are called ...
... tooth gives origin to the germ of a second tooth , which some- times displaces the first , sometimes takes its place by the side of the tooth from which it has originated . All those teeth which are displaced by their progeny are called ...
17 페이지
... tooth in the maxillary bone , which is situated at or near to the suture with the premaxillary , is the ' canine , ' as is also that tooth in the lower jaw ( ib . c ) , which , in opposing it , passes in front of the upper one's crown ...
... tooth in the maxillary bone , which is situated at or near to the suture with the premaxillary , is the ' canine , ' as is also that tooth in the lower jaw ( ib . c ) , which , in opposing it , passes in front of the upper one's crown ...
19 페이지
... tooth- germs which come to perfection in a ' secondary groove , ' there are then 3 deciduous teeth , 3 premolars , and 4 true molars : if , as in Sus , fig . 3 , the anterior four of the ' primary ' teeth develope tooth - germs , which ...
... tooth- germs which come to perfection in a ' secondary groove , ' there are then 3 deciduous teeth , 3 premolars , and 4 true molars : if , as in Sus , fig . 3 , the anterior four of the ' primary ' teeth develope tooth - germs , which ...
20 페이지
... tooth in the opposite jaw ; and so with regard to the canines , premolars , and molars ; just as the right arm is the homotype of the left arm in its own segment , and also of the right leg of a suc- ceeding segment . It suffices ...
... tooth in the opposite jaw ; and so with regard to the canines , premolars , and molars ; just as the right arm is the homotype of the left arm in its own segment , and also of the right leg of a suc- ceeding segment . It suffices ...
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affinity Africa animal anthropoid apes Aristotle Artiodactyles bony brain Bruta called canines Carnivora cerebral Cetacea chimpanzee class Mammalia clavicles compared cranial cranium Cuvier deciduous dentition digits distinct division Dryopithecus edentulous elephant existence extinct foot fore fossil Front teeth Gaboon genera genus gibbons gorilla hair hallux hind Hippopotamus Homo hoofed human species humerus Hylobates incisors Insectivora length less Linnæus LISSENCEPHALA lobes lower jaw lumbar LYENCEPHALA male mammæ Mammalia mammalian class Mammals marsupial Marsupialia maxillary miocene modifications molars monkeys muscles natural naturalists nearer negro occipital Old World orangs and chimpanzees organs osteological panzee peculiar pelvis Perissodactyles Pithecus placenta plantigrade premaxillary premolars present proportion Quadrumana quadrupeds races regard relative ribs ridge Rodentia Ruminants shew siamang Simia skeleton skull Sloths smaller strata structure subclass tailless tertiary thumb tion toes tooth tree Troglodytes Troglodytes gorilla true molars trunk unguiculate UNGULATA Ungulates upper vertebræ young zoological Zootoka