Keywords: PZSL1889Page439.png Osphranter erubescens <small>Scl </small> Macropus robustus erubescens <small>Sclater 1870</small> ™ en Vulva of female Euro from behind <br/> f keel-like process g ridge around cloacal region k openings of Bartholin's ducts m c median canal u opening of urether into urogenital passage X opening of median canal into urogenital passage Proceedings of the Zoological Society of London http //archive org/details/proceedingsofgen89zool vol 1889 issue 4 http //archive org/stream/proceedingsofgen89zool page/439/mode/1up page 439 1889 published 1890 E C Stirling text PD-old-70-1923 PZSL 1889-4 Macropus robustus Macropus anatomy Mammal female reproductive system Human vulvas |