Fig. 1
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Cross-sectional view of testis and differentiation stages during spermatogenesis in P. bedriagae. A. S: spermatogenic cysts, L: Leydig cells, white arrow: tunica albuginea, asterisk: efferent duct. B. 1: Leydig cells in interstitial area, 2: Primary spermatocytes, 3: Bundle of elongated spermatids. Black arrow: Sertoli cells C. Black arrow: Spermatogonia, white arrow: Peritubular myoid cell, asterisk (*): A spermatocyst containing secondary spermatocytes D. 4: Prophase of the first meiotic division 5: round spermatids, 6: Bundle of elongated spermatids, 7: Spermatozoa.
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