412 



MR. R. I. POCOCK ON THE EXTERNAL 



Text-fiffuie 12. 



A. Ventral view of scrotum and prepuce of Frocyon lotor, showing 



the abdominal position of the prepuce. 



B. Lateral view of penis of same partially protruded from prepuce, M^th 



bristle thrust into urethral aperture ; baculum dotted in. 



C. Anterior view of extremity of penis of same, with urethral orifice 



between condyles of baculum. 



D. Inferior view of distal portion of penis of same, showing course of 



urethral canal. 



E. Lateral view of penis of Nasua nasua partially protruded ; the 



slack ventral tissue pulled forwards and bristle thrust into 

 urethral aperture. 



F. Upper view or same. 



G. Lower view of same. 



H. „ „ penis of Po^os partially protruded. 

 I. Ventral view of scrotum and prepuce oi Ailums fulgens, showing 



scrotal position of pi'epuce. 

 K. Lateral view of penis of same protruded almost to full extent, with 



bristle passed into urethral orifice with loose ventral tissue. 



All figures except H X i- 



