Outlines of comparative physiology : touching the structure and development of the races of animals, living and extinct for the use of schools and colleges / by Louis Agassiz and A.A. Gould ; edited from the revised ed. and greatly enl. by Thomas Wright.

  • Louis Agassiz
Date:
1855
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Licence: Public Domain Mark

Credit: Outlines of comparative physiology : touching the structure and development of the races of animals, living and extinct for the use of schools and colleges / by Louis Agassiz and A.A. Gould ; edited from the revised ed. and greatly enl. by Thomas Wright. Source: Wellcome Collection.

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    ill connection with the intestine, which makes its appearance dur- ing the development of the embryo, 472. Alliga'tor, teeth of the, 340. Allu'vium (Latin), sand, gravel, &c., brought down by rivers. Alternate generation, 518—547. Alternate reproduction, 516—532; consequences of, 533, 547 ; dif- ferences between, and metamor- phosis, 536. Ambula'cra (Lat. ambulacrum, an avenue or place for walking), the perforated series of plates in the shell of the sea-star or sea-urchin. Am'bulatory (Lat. ambulo, I walk), an animal, or a limb for walking. Amer'ica, distribution of the faunas of, 596—619. . Aip'monites, an extinct genus of mollusks, allied to the nautilus, which inhabited a chambered shell, called Ammonite, from its resem- blance to the horns on the statues of Jupiter Ammon, xxii. 675. Amor'phous (Gr. a, without; popcp-f], form), bodies devoid of regular form. Amphibious (Gr. dptpi, two, (3ioc, life), having the faculty of living both in water and on land, 306. Amphiox'us, a genus of fishes, pecu- liar structure of the, 567. Am'phipods (Gr. aptpi, on both sides ; irove, a foot), an order of Crustacea which have feet for both walking and swimming. Amphisto'ma (Gr. dp<pL, on both sides ; aropa, a mouth), sucto- rial parasitic worms, which have pores like mouths at both ends of the body. Amphiu'ma, a batrachian, 626. Ampul'la (Lat. a bottle), a mem- branous bag, shaped like a leathern bottle, 158. An'sema (Gr. d, without; alpa, blood), the name given by Aris- ! totle to the animals which have no red blood, and which he sup- posed to be without blood. An'alogue, a part or organ in one animal which has the same func- tion as another part or organ in a different animal; see Homo- logue. Anal'ogy, distinguished from affinitv, 16. Anas'tomose (Gr. ava, through; aropa, mouth), when the mouths of two vessels come into contact and blend together, or when two vessels unite as if such kind of union had taken place. Anat'ifa, or duck barnacle, metamor- phoses of the, 553—556. Androg'ynous (Gr. dvrjp, a man; ■yvvr], a woman), the combina- tion of male and female parts in the same individual. Anella'ta (Lat. annellus, a little ring), worms, in which the body seems to be composed of a suc- cession of little rings, character- ised by their red blood. Anel'lide, the anglicised singular of Anellata. An'enterous (Gr.or,without; evrepov, a bowel), the animalcules of in- fusions which have no intestinal canal. Animal heat, 399. Animal life, organs and functions of, 76—184. Animal and vegetable kingdoms, three great divisions of the, 67. Animal'cule (dim. of animal), a very minute animal. Animals, extinct, 629. Animals, geographical distribution of, 578—641; general laws, 578 —594 ; the faunas, 595—622 ; conclusions, 623—641. Animals, geological succession of, 642—690. Animals, metamorphoses of, 548— 577.