. The elasmobranch fishes. Chondrichthyes. THE ELASMOBRANCII FISHES 301 FINER ANATOMY OF TESTIS The testis is divided into columns, each of which consists of connective tissue and follicular cells. The sex cells appear in various stages of development which may be followed from the indifferent stage, previously mentioned, to the mature sperm cell or spermatozoon. Through division, the primitive ova. /III' 'i V Fig. 260. 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 ma

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. The elasmobranch fishes. Chondrichthyes. THE ELASMOBRANCII FISHES 301 FINER ANATOMY OF TESTIS The testis is divided into columns, each of which consists of connective tissue and follicular cells. The sex cells appear in various stages of development which may be followed from the indifferent stage, previously mentioned, to the mature sperm cell or spermatozoon. Through division, the primitive ova. /III' 'i V Fig. 260. 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 Daniel, J. Frank (John Franklin), 1873-1942. Berkeley,Calif. , University of California press

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