Spermatogenesis has only been observed in solitary testes and not in the testicular portions of ovotestes. According to a 1994 study, spermatogenesis has only been proven in two cases.
The process of spermatogenesis has only been documented in single testes, not in the testicular regions of ovotestes. A 1994 study revealed that spermatogenesis has only been observed in two cases.