. On the anatomy of vertebrates. Vertebrates; Anatomy, Comparative; 1866. 298 ANATOMY OF VERTEBRATES. Blenr, Anguilla, Cyclopteri 19G Gasterosteus, Eperlanus, Coi- tus, Tricjla, Amblyopsis, Echeneis, the Ganoidei, and Lepidosiren. As the crus of the rhinencephalon is formed not only of fibres con- tinued from the f)rosen- cephalon, but also, and in some fishes chiefly, of distinct white and grey «T^ inifflt flPjiSâ¢*^!^ tracts, traceable along the K SaSki ^InwMH^ base of the mesencepha- ^S^hnf' nl % .VmF 'Hnk ion, in part as far back as the prcpyramidal bodies, so the origin of the olfac- tor
. On the anatomy of vertebrates. Vertebrates; Anatomy, Comparative; 1866. 298 ANATOMY OF VERTEBRATES. Blenr, Anguilla, Cyclopteri 19G Gasterosteus, Eperlanus, Coi- tus, Tricjla, Amblyopsis, Echeneis, the Ganoidei, and Lepidosiren. As the crus of the rhinencephalon is formed not only of fibres con- tinued from the f)rosen- cephalon, but also, and in some fishes chiefly, of distinct white and grey «T^ inifflt flPjiSâ¢*^!^ tracts, traceable along the K SaSki ^InwMH^ base of the mesencepha- ^S^hnf' nl % .VmF 'Hnk ion, in part as far back as the prcpyramidal bodies, so the origin of the olfac- tory nerve has been de- scribed as characterised 3iJL twK \!^ liH Wm '^y ^^"'^ complexity and JiUiIvIm fHB |B| extent; and it is true ^/â H v^Aiw^fJ^nn Wmak \\i&± in some instances (e. g. in the Perch), here the rhinence- 1 halon, figs. 180â182, is in contact with the 1 rosencephalon, ib. c, a nail portion of the true [factory nerve may be listinctly traced back- ard as far as the mesen- sjihalon: just as we find I some fishes (e. g. VW H C'^HB* '' II iimUIW "^turgeon) a portion of 7 I » \. ^E n fjlilR '^"^ optic nerve traceable '. n m M«» t\\. JiUlHi 5 far back as the cere- bellum, and in the Eel to the hypoaria, and not exclusively terminating in the optic lobe. IMost of the characteristics of origin and course attri- buted in works of Comparative Anatomy to the olfactory nerves are to be understood of the 'crura rhincnceiihali.' In the. Uraiu ,111(1 ] Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Owen, Richard, 1804-1892; Cornell University. College of Veterinary Medicine. Flower-Sprecher Veterinary Library. fmo. London, Longmans, Green
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