JMK o:t:.\.\s oi- TIII: HIDD1 i 



401 



frv-A 



1 



,1 1 







Fig*. 230 and 231. - Six stages in the development of the external sexual organs in the male and 



the female, aft- r i 

 Fig. _'<(.> J ;i:ul /<'. -T\\.- >t:ii,'w in which ;i <l I recognised, 



.fl ftuiii ;ni eiubiy.' 



1. The twos'.ajfs M .\-\d M- .-\liil.it the i, '.. oii-in.il fundainfiit in 



the male in i-iubry...-, -.'J ;uul :< n.i.nt!.- i.I.l H>IK-<';I\ i-ly ->i the 



llietuiu<>ii>*.,.>is 111 tin.- tVlii:il.' (_'J ali.l i 

 The .^inie tk^igiKiti"ns arc iiseil for all of the figures. 



ke, Posterior paired extremity; ./... r!...-;i : .'. -.-mial riiuin-ii, .il fold; gr, genital 



it.il ritlge^ ; >j t ). ^lans i'iiis ; d. < '. amis ; w^, entrance 



to sinus un^eni tails or vi-s'.ibuhiin :..reskin (prepuce)* 



lit, scrotum : ../ t - ;. raphe i^rinei a: , labia minora. 



2G 



