Journal of morphology . :-^y/fii\v»vir. 344 AVERS. EXPLANATION OF PLATE IV. Fig. I. Surface view of the apical turn of the cochlear spiral of the commonMouse, to illustrate the twisted condition of the cochlear organ. X 30. , apexof cochlear organ, its distal end. cm., the cochlear herve. , cochlear , basilar membrane, , hair band, , lamina spiralis ossea. , striavascularis. At and n. the variation in the amount of spiral twist which the ter-minal bundles of the cochlear nerve suffer is well shown. The canal is not curvedequally in all its parts. The figur


Journal of morphology . :-^y/fii\v»vir. 344 AVERS. EXPLANATION OF PLATE IV. Fig. I. Surface view of the apical turn of the cochlear spiral of the commonMouse, to illustrate the twisted condition of the cochlear organ. X 30. , apexof cochlear organ, its distal end. cm., the cochlear herve. , cochlear , basilar membrane, , hair band, , lamina spiralis ossea. , striavascularis. At and n. the variation in the amount of spiral twist which the ter-minal bundles of the cochlear nerve suffer is well shown. The canal is not curvedequally in all its parts. The figure shows three different degrees of curvature. Fig. 2. Transverse section of the cochlear canal and contained structures of anew-born Rabbit. X 85. , ligamentum spirale. Set., scala tympani. ,scala vestibuli. The epithelial ridges are colored red; the hair band, brown. In thecanal is seen the remains of hair structures from source unknown. Fig. 3. Transverse section of the organ of Corti of new-born Rabbit, to show therelation


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Keywords: ., bookauthorwistarin, bookcentury1800, bookdecade1890, bookyear1892