The evolution of man: a popular exposition of the principal points of human ontogeny and phylogene . Fig. 296.—Yascular tissue {vasalium). A hair-vessel from themesentery : a, vascular cells; fe, the kernels of these ( endothelium ). Fig. 297.—Red blood cells (corpuscles) of various Vertebrates (equally-magnified): 1, Human; 2, Camel; 3, Pigeon; 4, Proteus (p. 129); 5, Water-salamander {Triton); 6, Frog ; 7, Fish (Colitis); 8, Lamprey (Petromyzon) ;a, surface view ; &, edge view. (After Wagner.) ( 366 )TABLE XXXyill. rJystematio Survey of tlie Sequence, according to Age, of the Human Tissue-gr
The evolution of man: a popular exposition of the principal points of human ontogeny and phylogene . Fig. 296.—Yascular tissue {vasalium). A hair-vessel from themesentery : a, vascular cells; fe, the kernels of these ( endothelium ). Fig. 297.—Red blood cells (corpuscles) of various Vertebrates (equally-magnified): 1, Human; 2, Camel; 3, Pigeon; 4, Proteus (p. 129); 5, Water-salamander {Triton); 6, Frog ; 7, Fish (Colitis); 8, Lamprey (Petromyzon) ;a, surface view ; &, edge view. (After Wagner.) ( 366 )TABLE XXXyill. rJystematio Survey of tlie Sequence, according to Age, of the Human Tissue-groups. (Phylogenetic Classification of Yertebrate Tissues.) FIRST GROUP: PRIMARY TISSUES {Epithelium). 1. FntST Histological Stage of Covering-tissue (Epitlielium). I. A. Skin-covering tissue {Epithelium dermale).Skin-layer, or Exoderm, of Gastrula (after-wards skin-sensory layer) 1. Outer skin CEptdermit) 2. Glands of outer skin 3. (Earliest site of origin cf thecells ?) I. B. Intestinal covering tissue (Epithel. gastrale). (1. Real intestinal epithelium Intestinal layer, or
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Keywords: ., bookcentury1800, booksubjectembryologyhu, booksubjecthumanbeings
