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lines in length, pointed at either extremity, and concave towards the 

 urethra, which terminates just below it. There were no lateral ossicula 

 as in the Cavies; neither is the penis provided with the horny appen- 

 dages which give it so singular an aspect in Ccelogenus. The glans is 

 naturally inverted, but when distended has a remarkable bulbous 

 form. The preputial sheath was 1^ inch in length, and distant from 

 the anus for the same extent. 



f The urinary bladder when distended approached to a globular 

 form. The urachus was continued from the middle of its anterior 

 part." 



