244 COPE. 



EXPLANATION OF PLATE. 



For the specimens represented in the figures I am indebted as follows : to the 

 United States National Museum for Pygopus lepidoptis, Chalcides lineatus, and 

 Chirotes canaliculatus ; to the Philadelphia Academy of Natural Sciences for Man- 

 cus macrolepis, Feylinia currorii, and Evesia monodactyla. The remaining nine 

 species are from my private collection. 



Plate XIIL 



Fig. I. Mancus macrolepis Co^e. From Natal. X 2. 



Fig. 2. Opheodes striatus Spix. From Brazil. Figs, a, b, and c, X 2. Fig. d, 

 X 3. Fig. a, scapular arch from below. Fig. b, pelvic arch and adjacent vertebrse 

 from the side. Fig. c, pelvic arch from below. Fig. d, posterior limb. 



Fig. 3. Pygopus lepidopus Lacep. From Australia. X 2, 



Fig. 4. Ophisaurus ventralis L. From Texas, x 2. 



Fig. 5. Dopasia gracilis Gray. From N. India. X 2. 



Fig. 6. Anguis fragilis L. From Lago Maggiore, Italy, x 2. 



Fig. 7. Anniella pulchra Gray. From San Diego, California. X 3. 



Fig. 8. Chalcides lineatus Leuck. From Morocco. X 2. 



Fig. 9. Evesia monodactyla Gray. From Ceylon. X 3. 



Fig. 10. Propus vermiformis Cope. From Amazonian Equador. X 3. 



Fig. II. Anelytropsis papillosus Co'pe. From Jalapa, Mexico. X 3. 



Fig. 12. Chirotes canaliculatus Bonnat. From La Paz, Lower California. X3. 



Fig. 13. Amphisbcena occidentalis Cope. From Jequetepeque, Peru. X 2. 



Fig. 14. Rhineura floridana Baird. From Florida. X 2. 



Lettering. 



CI, Clavicle. Id, Interclavicle. SSc, Suprascapula. Sc, Scapula. Co, Coracoid. 

 PCo, Procoracoid. St, Sternum. Xi, Xiphisternum. //, Ilium. Pb, Pubis. Is, 

 Ischium. Fe, Femur. T, Tibia. Fi, Fibula. Eg, Epigastroid. Hg, Hypogastroid. 



