. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. 344 PRESENT PROBLEMS IN EVOLUTION AND HEREDITY. versely in the degeneration of tue crown, disnse foreshadows atrophy and diaapi)earance. Upon the whole, witli some exceptions which we do not at pi-esent understand, the course of evolution of the teeth supports the evi- dence derived from the skeleton that, whether any true causal relation has existed or not, the lines of individual transformatiou in the Avhole fossil series preceded those o
. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. 344 PRESENT PROBLEMS IN EVOLUTION AND HEREDITY. versely in the degeneration of tue crown, disnse foreshadows atrophy and diaapi)earance. Upon the whole, witli some exceptions which we do not at pi-esent understand, the course of evolution of the teeth supports the evi- dence derived from the skeleton that, whether any true causal relation has existed or not, the lines of individual transformatiou in the Avhole fossil series preceded those of race 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 Smithsonian Institution. Board of Regents; United States National Museum. Report of the U. S. National Museum; Smithsonian Institution. Report of the Secretary. Washington : Smithsonian Institution
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