Figure 1. Superficial dissection of Margaropus annulatus, 2 , 

 displaying the alimentary tract. X 12. 



Figure 2. Deep dissection of same, displaying the reproductive 

 system. X 12. 



Figure 3. Side view of dissection of Argas persicus, showing 

 relations of hind intestine, rectum, ovary, etc. X 15. 



Figure 4. Superficial dissection of Hyalomma aegyptium, ? , dis- 

 playing the alimentary tract. X 10. 



Figure 5. Deep dissection of same, displaying the reproductive 

 organs, x 10. 



Reference Letters 



a.b. Anterior branch of antero-lateral diverticulum. 



a.g. Accessory gland. 



a.l.d. Antero-lateral diverticulum. 



an. Anus. 



c.s. Cystic swellings. 



e.b. External branch of postero-lateral diverticulum. 



g.o. Genital opening. 



h.i. Hind intestine. 



i.b. Internal branch of postero-lateral diverticulum. 



m.b. Median branch of antero-lateral diverticulum. 



m.i. Mid-intestine. 



m.p. Malpighian tube. 



o.v.d. Oviduct. 



o.v. Ovary. 



p.b. Posterior branch of antero-lateral diverticulum 



p.l.d. Postero-lateral diverticulum. 



r. Rectum. 



r.d. Rectal diverticula. 



s.d. Salivary duct. 



s.g. Salivary gland. 



u.t. Uterus. 



v.a. Vagina. 



