Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsH.S. King & Company, 1874 - 264 стор. |
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Сторінка 9
... sary to progression in some bipeds ( man for instance ) is fur- 1 This is also true of quadrupeds . It is the posterior part of the feet which is set down first . ther secured by a pendulum movement in the arms as INTRODUCTION . 9.
... sary to progression in some bipeds ( man for instance ) is fur- 1 This is also true of quadrupeds . It is the posterior part of the feet which is set down first . ther secured by a pendulum movement in the arms as INTRODUCTION . 9.
Сторінка 11
... posterior extremities are modified to resemble the tail of the fish . In the swimming of the seal the hind legs are applied to the water by a sculling figure - of - 8 motion , in the same manner as the tail of the fish . Similar remarks ...
... posterior extremities are modified to resemble the tail of the fish . In the swimming of the seal the hind legs are applied to the water by a sculling figure - of - 8 motion , in the same manner as the tail of the fish . Similar remarks ...
Сторінка 14
... posterior mar- gins . These artificial fish - tails , fins , flippers , and wings are slightly twisted upon themselves , and when applied to the water and air by a sculling or figure - of - 8 motion , curiously enough reproduce the ...
... posterior mar- gins . These artificial fish - tails , fins , flippers , and wings are slightly twisted upon themselves , and when applied to the water and air by a sculling or figure - of - 8 motion , curiously enough reproduce the ...
Сторінка 31
... posterior extremities and tail , in the Flying Lemur ( fig . 16 ) and Bat ( fig . 17 , p . 36 ) . d d ' b b ъ a a FIG . 15 . FIG . 16 . FIG . 15 .-- The Red - throated Dragon ( Draco hæmatopogon , Gray ) shows a large membranous ...
... posterior extremities and tail , in the Flying Lemur ( fig . 16 ) and Bat ( fig . 17 , p . 36 ) . d d ' b b ъ a a FIG . 15 . FIG . 16 . FIG . 15 .-- The Red - throated Dragon ( Draco hæmatopogon , Gray ) shows a large membranous ...
Сторінка 33
... posterior extremities.1 The extremities , when present , are provided with their own muscular cycles of extensor and ... posteriorly , or laterally , or in oblique lines in inter- mediate situations . The straight and oblique muscles are ...
... posterior extremities.1 The extremities , when present , are provided with their own muscular cycles of extensor and ... posteriorly , or laterally , or in oblique lines in inter- mediate situations . The straight and oblique muscles are ...
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Animal Locomotion; Or, Walking, Swimming, and Flying: With a Dissertation on ... James Bell Pettigrew Попередній перегляд недоступний - 2016 |
Загальні терміни та фрази
action aërial albatross angle animals arms and legs arrangement artificial wave artificial wing ascends backwards ball-and-socket joint bat and bird biped body bones Borelli Compare with fig concave Cornhill Crown 8vo depressed described dugong Edition elastic ligaments elbow-joint elevating and propelling ellipse elytra extended feathers feet femur fins fish flexed flexible flexion flight flying foot fore hind horizontal direction humerus inclined planes increased insect wing joints kite less lever limbs locomotion long axis manner Marey membranous ments motion move movements muscles muscular muscular system natural wing oblique oscillate ostrich Paternoster Row pectoral fins pinion porpoise portion position posterior extremities posterior margin posterior or thin Price produced Prof quadruped rapid remarkable resistance root rotation screw sea-bear shoulder-joint side speed spiral swimming tail thick margin tion travelling surfaces trunk twisting upward direction upwards and forwards velocity vertical vibrate walking wave wing waved track weight
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