. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. Amphibian tooth enamel 197 (Fig. 2) sections shows fusiform or stellate fibroblasts with red nuclei and elongated cytoplasmic projections. Delicate collagenic. Figure 1. Rana catesbeiana developing tooth. Hematoxylin and eosin. Figure 2. Rana catesbeiana developing tooth, Mallory's azan. Figure 3. Rana catesbeiana developing tooth. Soule's gold chloride. Figure 4. Rana catesbeiana developing tooth. Toluidine blue. Legend: E-enamel; D-dentin; P-dental pulp; K-von Korff's Please note th

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. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. Amphibian tooth enamel 197 (Fig. 2) sections shows fusiform or stellate fibroblasts with red nuclei and elongated cytoplasmic projections. Delicate collagenic. Figure 1. Rana catesbeiana developing tooth. Hematoxylin and eosin. Figure 2. Rana catesbeiana developing tooth, Mallory's azan. Figure 3. Rana catesbeiana developing tooth. Soule's gold chloride. Figure 4. Rana catesbeiana developing tooth. Toluidine blue. Legend: E-enamel; D-dentin; P-dental pulp; K-von Korff's 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 Southern California Academy of Sciences. Los Angeles, Calif. : The Academy

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