Histologic sections of Leptodactylus macrosternum testes, stained in HE, collected between the months of May to August and November to December in the Horto Florestal Olhod’Água da Bica (HFOB) area in the municipality of Cuité, state of Paraíba, Brazil. (3) section at 40x: (TA) tunica albuginea, (Med) mediastinum; (4) section at 40x TA: (St1) primary spermatid, (ST2) secondary spermatid, (Sp1) primary spermatocyte; (5) section at 40x TA: (Sg1) primary spermatogonia, (SG2) secondary spermatogonia, (Sp2) secondary spermatocyte, (Z) sperm; (6) section at 40x: (*) lumen with sperm. Scale bars: 3 = 500 µm, 4–6 = 50 µm.