Smithsonian miscellaneous collections . emoved from the shell and freed from the fetal membranes. X (about) 1. 23. A photograph of a still more advanced embryo, in which the digits are quite evident and the scales are beginning to show. X (about) A sagittal section of an embryo of the age of the one represented in figure 23; the tail has not been shown in this figure. X (about) A vertical section through the head of an embryo of about the size (perhaps slightly smaller) of the one shown in figure 23. X (about) 3. 24. A photograph of an older embryo in which the pigmentation of t
Smithsonian miscellaneous collections . emoved from the shell and freed from the fetal membranes. X (about) 1. 23. A photograph of a still more advanced embryo, in which the digits are quite evident and the scales are beginning to show. X (about) A sagittal section of an embryo of the age of the one represented in figure 23; the tail has not been shown in this figure. X (about) A vertical section through the head of an embryo of about the size (perhaps slightly smaller) of the one shown in figure 23. X (about) 3. 24. A photograph of an older embryo in which the pigmentation of the scales is evident, though not shown in the figure. X(about) 1. 25. A photograph of an embryo in which the pigmentation and the development of the body form are practically complete. The allantois, unabsorbed yolk, etc., have been removed. X(aboul) ;|. 26. A photograph of a just hatched alligator, of an alligator egg, and of a young alligator in the egg just before hatching. X(about) 3/7. SMITHSONIAN MISCELLANEOUS COLLECTIONS, VOL 51.
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Keywords: ., bookauthorsm, bookcentury1800, bookdecade1860, booksubjectscience
