A History of the Earth, and Animated Nature...T. Wilson and Son, 1808 |
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Page 245
... embryo is but just begin- ning to be formed . It may be regarded as a kind of in- complete delivery , in which the animal is disburdened of its young before its perfect formation . Fishes and insects , indeed , most usually commit the ...
... embryo is but just begin- ning to be formed . It may be regarded as a kind of in- complete delivery , in which the animal is disburdened of its young before its perfect formation . Fishes and insects , indeed , most usually commit the ...
Page 247
... embryo was seen to reside . The embryo resembled a composition of little threads , which the warmth of future incubation tended to enlarge by varying , and liquifying the other fluids contained within the shell , and thus pressing them ...
... embryo was seen to reside . The embryo resembled a composition of little threads , which the warmth of future incubation tended to enlarge by varying , and liquifying the other fluids contained within the shell , and thus pressing them ...
Page 249
... embryo in the womb , is very striking ; and this similitude has induced many to assert , that all animals are produced from eggs , in the same manner . They con- sider an egg excluded from the body by some , and sepa- Volume I. 5 R ...
... embryo in the womb , is very striking ; and this similitude has induced many to assert , that all animals are produced from eggs , in the same manner . They con- sider an egg excluded from the body by some , and sepa- Volume I. 5 R ...
Page 250
... embryo happens to want the sup- ply ; the nourishment of the other is prepared all at once , and sent out with the beginning animal , as entirely suf- ficient for its future support . But leaving this to the discussion of anatomists ...
... embryo happens to want the sup- ply ; the nourishment of the other is prepared all at once , and sent out with the beginning animal , as entirely suf- ficient for its future support . But leaving this to the discussion of anatomists ...
Page 251
... embryo was distinctly to be perceived , and even its parts came into view . In the region of the breast he perceived two bloody specks ; and two more that appeared whitish . Fourteen days after impregnation , the head of the em- bryo ...
... embryo was distinctly to be perceived , and even its parts came into view . In the region of the breast he perceived two bloody specks ; and two more that appeared whitish . Fourteen days after impregnation , the head of the em- bryo ...
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Common terms and phrases
amazing animals appearance beauty become begins bitumen body bottom Buffon Caspian sea cataract cause cavern climate cloud cloven hoofs coasts cold colour considered continued covered curiosity degree depth distance dreadful earth earthquake embryo entirely eyes feet fire fluid force formed former give globe greater greatest grow hair happens heat History of Greenland human hundred increase inhabitants insects instance island kind known labour less live mankind manner mariners miles motion mountains mouth mummies Nature never nourishment object ocean oviparous perceived person placenta plain polypus produced proportion putrefaction quadrupeds quantity quicksilver reason resembling rest rise rivers round salt sand savage nations scarce seems seen serve shells shore side sometimes substances supposed surface tempests thing tides tion umbilical vessels vapours variety vegetable vessel violence viviparous volcano weight whence whole wind womb