Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsH. S. King & Company, 1873 - 264 páginas |
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Página 34
... portion of the body and the feet obliquely to the water during the return stroke , and the flat , or the greatest available surface of both , during the effective or forward stroke.- Original . rule , are furnished with membranous ...
... portion of the body and the feet obliquely to the water during the return stroke , and the flat , or the greatest available surface of both , during the effective or forward stroke.- Original . rule , are furnished with membranous ...
Página 47
... portion of the foot is flat , and specially adapted for acting on plane surfaces , particularly solids.1 The 1 Feet designed for swimming , grasping trees , or securing prey , do not operate to advantage on a flat surface . The awkward ...
... portion of the foot is flat , and specially adapted for acting on plane surfaces , particularly solids.1 The 1 Feet designed for swimming , grasping trees , or securing prey , do not operate to advantage on a flat surface . The awkward ...
Página 49
... ( vide figs . 18 , 19 , and 20 , pp . 37 , 39 , and 41 ) . When the right leg is flexed , elevated , and advanced , it rotates upon the iliac D portion of the trunk of the bird , the trunk PROGRESSION ON THE LAND . 49.
... ( vide figs . 18 , 19 , and 20 , pp . 37 , 39 , and 41 ) . When the right leg is flexed , elevated , and advanced , it rotates upon the iliac D portion of the trunk of the bird , the trunk PROGRESSION ON THE LAND . 49.
Página 50
... portion of the trunk of the bird , the trunk being supported for the time being by the left leg , which is extended , and in contact with the ground . When the left leg is flexed , elevated , and advanced , it in like manner rotates ...
... portion of the trunk of the bird , the trunk being supported for the time being by the left leg , which is extended , and in contact with the ground . When the left leg is flexed , elevated , and advanced , it in like manner rotates ...
Página 61
... portions of the rim to his feet . The nave , spokes , and rim of the small wheel have the same rela- tion to the ilio - femoral articulation ( hip - joint ) , legs and feet of the small man . When a tall and short man walk together , if ...
... portions of the rim to his feet . The nave , spokes , and rim of the small wheel have the same rela- tion to the ilio - femoral articulation ( hip - joint ) , legs and feet of the small man . When a tall and short man walk together , if ...
Outras edições - Ver tudo
Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on ... James Bell Pettigrew Visualização integral - 1873 |
Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on ... James Bell Pettigrew Visualização integral - 1883 |
Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on ... James Bell Pettigrew Pré-visualização indisponível - 2016 |
Palavras e frases frequentes
action aërial animals arms and legs arrangement artificial wave artificial wing ascends axes backwards bat and bird beetle biting surface blades body bones Borelli Compare with fig concave convex coracoid Crown 8vo depressed described downward dugong elastic ligaments elbow-joint elevating and propelling ellipse elytra extension extremities feet fins fish flexed flexible flexion flight flying foot gannet horizontal direction humerus inclined planes increased insect insect wing joint kite less lever limbs long axis manner Marey membranous motion move movements muscles muscular natural wing nervures oblique oscillate pectoral fins pinion porpoise portions position posterior margin posterior or thin primary produced quadruped rapid reciprocating Red-legged Partridge remarkable resistance root rotating scapula screw secondary feathers shoulder-joint side spiral swimming tail thick margin tion trunk twisting universal joint upward direction upwards and forwards velocity vertical vertical direction vibrate walking wave wing waved track weight wing descends
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