. Elements of the comparative anatomy of vertebrates. Anatomy, Comparative. hywW Pig. 134.—Lokgitudinal Vertical Section through the Anterior Part of THE Teleostean Brain. (Founded on a figure of the Trout's brain by Rabl- Riickhard.) Tco, roof of the optic lobes ; 2Y, torus longitudinalis ; Cp, posterior commissure ; Gp, pineal body, with a cavity (Gp^) in its interior ; Ep, Ep, the epithelium (ependyme), lining the walls of the ventricles ; t, point at which the epithelial roof of the secondary fore-brain (pallium, Pa) becomes continuous with the lining of the anterior wall of the pineal tub
. Elements of the comparative anatomy of vertebrates. Anatomy, Comparative. hywW Pig. 134.—Lokgitudinal Vertical Section through the Anterior Part of THE Teleostean Brain. (Founded on a figure of the Trout's brain by Rabl- Riickhard.) Tco, roof of the optic lobes ; 2Y, torus longitudinalis ; Cp, posterior commissure ; Gp, pineal body, with a cavity (Gp^) in its interior ; Ep, Ep, the epithelium (ependyme), lining the walls of the ventricles ; t, point at which the epithelial roof of the secondary fore-brain (pallium, Pa) becomes continuous with the lining of the anterior wall of the pineal tube; at/ is seen an outgrowth which represents a rudimentary parietal organ ; , common ventricle (prosocoele) of the secondary fore-brain; , third ventricle ; , , olfactory lobe and nerve ; '<, corpus striatum, which lies on either side of the middle line; , optic ohiasma; Ci, inferior commissure; CTi, horizontal com- missure ; J, infundibulura; //, H^, hypophysis; Si; saccus vasculosus; Li, lobi inferiores ; Aq, aqueduct of Sylvius (mesoco^le); tr, pathetic nerve ; Val, valvula cerebelli. overlies the medulla oblongata behind, and is prolonged in front into the ventricle of the mid-brain as a valvula cerebelli (Fig. 134), as is the case in Ganoids. The Teleostean brain is of a specialised type. It has no direct. 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 Wiedersheim, Robert, 1848-1923; Parker, William Newton, 1857-1923. London, Macmillan
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectanatomycomparative
