. A manual of zoology. Zoology. Fig. 50. Fig. 50.âContractile libre-cells. a, of man; b-c, of Error (a Clonophorc); />, young fibres; r, branched ends; (/, middle portion of a libre; f, cross-section. Fio. 51.âCross-striated primary bundle (after CegenliaurV //, nuclei; .â ;, a point where the sarcolcmma is plainh" shown on accouiU of the tearing c>f the libres. is impossible. To recognize the character of the elements, therefore, we must choose well-tlelined examples, in which the nucleatetl mass, the 'axial substance,' is sharply marked off from the muscle-mass, the 'cortical laye


. A manual of zoology. Zoology. Fig. 50. Fig. 50.âContractile libre-cells. a, of man; b-c, of Error (a Clonophorc); />, young fibres; r, branched ends; (/, middle portion of a libre; f, cross-section. Fio. 51.âCross-striated primary bundle (after CegenliaurV //, nuclei; .â ;, a point where the sarcolcmma is plainh" shown on accouiU of the tearing c>f the libres. is impossible. To recognize the character of the elements, therefore, we must choose well-tlelined examples, in which the nucleatetl mass, the 'axial substance,' is sharply marked off from the muscle-mass, the 'cortical layer' (Irg. 50, r, </, v side, gi\'es the tnuscle lilires arising from them a parallel arrange- ment, so that a layer is formeil, which ])ecomes folded when much muscle. 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 Hertwig, Richard, 1850-1937; Kingsley, J. S. (John Sterling), 1854-1929, ed. and tr. New York, H. Holt


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectzoology, bookyear1912