34 



LIST OF PLATES. 



F IGs . 9 — 18. Stenodactylus variegatus, Baird. Female. No. 3217. — Figs. 10, 11, 

 12, head from different views; fig. 13, inguinal region; fig. 14, a liind toe; and 

 fig. 16, a finger from below, (not quite accurately represented;) fig. 15, hand from 

 below; fig. 17, skin of back; and 18, skin of belly." All magnified except fig. 9. 

 Figs. 19 — 27. SteJiodactylus variegatus, Baird. Male. No. 3213 — References as 

 above; figure of skin of belly wanting. The under surfaces of the toes and fingers, 

 figs. 24, 26, not quite accurate. All magnified except fig. 19. 

 Plate XXIV, Figs. 1 — 10. Gerrhonotus icebbii, Baird. Young. — Fig. 1, animal; figs. 2.3,4, 



views of head; fig. 5, upper surface of left hand. fig. 6, tip of a finger, highly magni- 

 fied; fig. 7, upper surface of left hind foot; fig. 8. portion of belly; fig. 9, portion of 

 the side, showing the lateral fold. All magnified except fig. 1. 



Figs. 11 — 19. Stenodactylus variegatus, Baird. Young. — Fig. 11, animal; figs. 12, 





t 



13, 14, views of head; fig. 15, left hand from above; fig. 1G, tip of finger; fig. 17, 

 left hind foot from above; fig. 18, portion of back; fig. 19, portion of belly. All 

 magnified except fig. 11. 

 Figs. 20 — 28. Plestiodon guttidatus, Hallowell. Young. — Fig. 20, animal; figs. 21, 

 22, 23, views of head; fig. 24, left hand from above; fig. 25, left foot from above; 

 fig. 26, its longest toe, much magnified; fig. 27, scales of back; and fig. 28, of 

 belly. Fig. 20, natural size of specimen; the others magnified. 

 Figs. 29 — 37. Sjphaeriodactylus notatus, Baird. — Fig. 29, animal; figs. 30, 31, 32, 

 views of the head; fig. 33, left hand from above; fig. 34, a digit from below; fig. 

 35, left foot from above; fig. 36, scales of back; fig. 37, scales of belly. Fig. 

 29, natural size; the others magnified. 

 Plate XXY, Figs. 1 — 8. Gerrhonotus nobilis, Baird. — Fig. 1, animal; fig. 2, head from above; 



fig. 3, eyelids; fig. 4, head and arm from below; fig. 5, anal region; fig. 6, scales of 



back; fig. 7, scales of side; fig. 8, scales of belly. Figs. 3, 6, 7, and 8, magnified. 



Figs. 9 — 16. Plestiodon obsoletus, B. & G. — Fig. 9, animal; fig. 10, head from above; 



fig. 11, eyelids; fig. 12, (right hand side,) head from below; fig. 12, (left hand side,) 



arm from below; fig. 14, inguinal region and hind leg from below; fig. 15,. scales of 



back; fig. 16, scales of belly. Figs. 11, 15, 16, magnified. 



Plate XXYI, Figs. 1 — 10. Heloderma horridum, Wiegm. No. 2791.— Fig. 1, animal; fig. 



2, head from below; fig. 3, auditory aperture; fig. 4, anal region; fig. 5, fore finger from 





the side; fig. 6, fore finger from below; fig. 7, hind to< 

 from below; fig. 9, skin of back; fig. 10, skin of belly. 



from 



Plate XXYII, Figs. 1 — 12. EupJiryne obesus, Baird. — Fig. 1, animal; fig. 2, head from 



above; fig. 3, head from below; fig. 4, anal region; fig. 5, fore finger from below; fig. 

 6, fore finger from the side; fig, 7, hind toe from below; fig. 8, hind toe from the side. 

 Plate XXYIII. — Figs. 1 — 3. Phrynosoma regale, Girard. 



Figs. 4 — 6. Doliosaurus mJcaUii, Girard. 

 Plate XXIX. — Figs. 1 — 3. Sceloporus poinsettii, B. & G. . 



Figs. 4 — 6. ? Sceloporus spinosns, Wiegm. 

 Plate XXX. — Figs. 1—2. Holhrookia texana, B. & G. Male. 



Figs. 3 — 7. Holbroolcia texana,B. & G. Female. — Fig. 3, animal; fig. 4, head from 



above; fig. 5, palpebral region; fig. 6, inferior surface of body ; fig. 7, dorsal scales, 

 much magnified. 



/ ; 



