Hemipenes | definition of hemipenes by Medical dictionary
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paired, vascular, eversible sacs which open into the posterior cloaca in snakes and lizards. The two hemipenes are brought together to act as a penis and are inserted into the cloaca of the female during copulation.
References in periodicals archive
Male hybrids were easily identified, once captured, by the pronounced blue coloration of the ventral surface and the broad base of the tail; sex could be confirmed by using thumb-pressure to evert hemipenes
01 gram and its sex determined by eversion of the hemipenes
in males (Gregory & Larsen 1996).
Sex was determined by cloacal probing (Schaefer, 1934), dissection or, for small thawed snakes, by injecting water into the tail to evert hemipenes