Contains Genera:
Genus Callithrix[?] Genus Cebuella[?] Genus Saguinus[?] Genus Leontopithecus[?] Genus Callimico[?] - the Goeldis monkey
... and opens in the vulva between the clitoris and the vaginal opening. In the human male, the urethra is about 8 inches (200 mm) long and opens at the end of the penis. ...