REPRODUCTIVE HISTORY OF THE MOLE, 203 
the blueness of the base of the genital tubercle is increasingly 
conspicuous. : 
The next stage that I have had the opportunity of examining 
in a perfectly fresh condition is that seen in specimens taken in 
the first week of April, and in these a vaginal orifice is evidently 
recently established in the midst of the blue area. This orifice 
is placed with its long axis transversely in the perineum, and it 
Text-figure 7. 
External genitalia of a young female taken in April. 
Stage at which perforation is present. 
is a mere break in the continuity of the perineal tissues; its 
margins show no signs of any genital folds such as are 
commonly present in some form or other, nor has it even the 
regular outline of the ordinary non-genital visceral orifices. This 
opening is situated near to the base of the genital tubercle, but 
I fancy that even its exact site is subject to some slight varia- 
tions within the narrow limits of the perineum, and its distance 
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