38 
Transactions Texas Academy of Science. 
Ovd. — Oviduct. 
Os. — Ostium. 
Sv. — Seminal vesicle. 
T. — Testes. 
Ur.— Ureter. 
Yes. — Urinary bladder. 
Yd. — -Yas deferens. 
W. — Fold of peritoneum supporting the oviduct. 
X. — Openings of the urinary bladder. 
All the figures are ventral views. 
Plate 1. 
Fig. 1. Female Eumeces guttulatus enlarged 3 1-2 times. 
Fig. 2. Female Gerrhonotus infernalis, natural size. 
Fig. 2 (a). Showing the joined ends of the oviducts of Ger 
rhonotus infernalis. 
Fig. 3. Female Holbrookia texana, enlarged 3 1-2 times. 
Fig. 4. Male Phrynosoma cornutum, enlarged 3 1-2 times. 
Plate II. 
Fig 5. Male Cnemidophoros gularis. 
Fig. 6. Female Sceloporos floridanus, enlarged 2 1-2 times. 
Fig. 7. Eight kidney of Gerrhonotus infernalis (camera draw 
ing), showing the branches of the ureter in the anterior lobe. 
Female Phrynosoma sp., enlarged 2 1-2 times. 
Male Eumeces guttulatus, enlarged 3 1-2 times. 
Male Sceloporus floridanus, enlarged 3 1-2 times. 
Male Phrynosoma, sp. 
Female Crotaphytus collaris, enlarged 3 1-2 times. 
Male Crotaphytus collaris, enlarged 2 1-2 times. 
Male Cnemidophoros gularis. 
Male Sceloporos floridanus. 
Male Holbrookia texana, enlarged 2 1-2 times. 
Female Gerrhonotus infernalis, natural size. 
Fig. 
8. 
Plate 111. 
Fig- 
9. 
Fig. 
10. 
Fig. 
11. 
Fig. 
12. 
Plate IV. 
Fig. 
13. 
Fig. 
14. 
Fig. 
15. 
Fig. 
16. 
Fig. 
17. 
