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Living in the Nile and other African rivers. a. One of the fringed pectoral fins. b. One of the ventral fins. c. Anal fin. d. Restoration of Osteolepis. Pander. Old Red Sandstone, or Devonian. a. One of the fringed pectoral fins. b. One of the ventral fins. c. Anal fin. d, e.
She is almost naked, whereas her sisters are dad in a warm and sumptuous fleece. She has not, like the Apidae, baskets to gather the pollen, nor, in their default, the tuft of the Andrenae, nor the ventral brush of the Gastrilegidae. Her tiny claws must laboriously gather the powder from the calices, which powder she needs must swallow in order to take it back to her lair.
Now that all this is in order, let us proceed to record events. The Cetonia-larvae which I find with a Scolia's egg upon their ventral surface are distributed in the mould at random, without special cavities, without any sign of some sort of structure. They are smothered in the mould, just as are the larvae which have not been injured by the Wasp.
In the middle line of its ventral side we find the hypobranchial groove. The ejection-opening of this peribranchial cavity corresponds to the branchial pore of the Amphioxus. In the adult Ascidia the branchial gut and the heart on its ventral side are almost the only organs that recall the original affinity with the vertebrates.
Its body, toward the back, is ash-coloured with a tint of green, but the belly, the gill-covers, and the pectoral, anal, and ventral fins, are of a fine orange hue. Three species are known in the Orinoco, and are distinguished by their size.
This authority also mentions that the French call husbands who have well-developed mammae "la couvade;" the Germans call male supernumerary breasts "bauchwarze," or ventral nipples. Hutchinson describes several cases of gynecomazia, in which the external genital organs decreased in proportion to the size of the breast and the manners became effeminate.
The ontogeny of the diaphragm in man and the other mammals reproduces this phylogenetic process to-day, in accordance with the biogenetic law; in all the mammals the diaphragm is formed by the secondary conjunction of the two originally separate structures, the earlier ventral part and the later dorsal part.
One of them was right under the shark, nibbling at his ventral fin; another above, hovering about his dorsal appurtenance; one on each flank; and a frisking fifth pranking about his nose, seemingly having something to say of a confidential nature. They were of a bright, steel-blue color, alternated with jet black stripes; with glistening bellies of a silver-white.
Most of these have their cell-bodies in the gray matter of the cord, while their fibers pass into the spinal nerves by the ventral roots. They may be stimulated by impulses either from the intermediate neurons, or from branches of the afferent neurons. Their impulses reach and stimulate the muscles.
And it is in this way that the vital parts of organisms came to be underneath, on the ventral aspect, protected from above by the sides and back. As the Fear increased, I gained in strength and speed of locomotion, the same parts of my form protruding rhythmically, faster and easier, until I did not need to concentrate so intensely upon the moving-act.
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