LACERTILIA. 
Kept. 13 
Iquanidtr. 
Anolis macropus, *n. sp., Cope, P. Am. Phil. Soc. xxiii, p. 101, Pebas, 
Tipper Amazon [= A. leptoscelis , Blgr. — Pec.]. 
E. D. Cope gives a synopsis of the species of the genera Cyclura , 
Ctenosaura, Cachryx , Brachylophus, Iguana, Gonolophus , and Ambly- 
rhynchus, which he considers to form a subfamily, Iguanince. P. Am. 
Phil. Soc. xxiii, pp. 261-271. 
Cyclura ( Metopoceros ) cornuta, Daud. Note by Cope, t. c. p. 263. 
Ctenosaura multispinis t p. 267, and brevirostris, p. 268, n. spp., Cope, 
t. c.\ Mexico. C. teres brachylopha , n. subsp., id. t. c. p. 269, Mazatlan. 
C. erythromelas, n. sp., Boulenger, P. Z. S. 1886, p 241, pi. xxiii, habitat 
unknown : this form connecting the genera Ctenosaura , Wgm., and 
Cachryx, Cope, they are proposed to be united. 
Anguidas. 
Ophisaurus apus, Pall. On a specimen from Lenkoran ; Boettger, in 
Radde, Faun. Casp.-Geb. p. 56. 
Diploglossus ( Celestus ) ohlendorffii , n. sp., Fischer, JB. Hamb. iii, pi. — , 
fig. 1, San Domingo [== D. striatus, Gray. — R ec.]. 
Anguis fragilis var. orientalis, Aud. On specimens from Lonkoran ; 
Boettger, t. c. p. 58. 
Yaranidas. 
Varanus sivalensis, Fal. (foss.), described and figured by Lydekker, 
Pal. Ind. (10) iii, p. 236, pi. xxxv, fig. 1. 
Teh M3. 
Cnemidophorus sexlineatus , L. Remarks on varieties ; Cope, P. Am. 
Phil. Soc. xxiii, p. 283. 
E. D. Cope gives a synopsis of the genera of Cercosaurine Teiidce ; 
t. c. p. 97. 
Leposoma picticeps, n. sp., id. t. c. p. 99, Upper Amazon [= Arthrosaura 
reticulata, O’Sh. — Rec.]. 
Mionyx , n. g. First toe of both anterior and posterior extremities with 
rudimental straight claw ; claws of other digits small, straight, and 
conical. Prefrontal and frontoparietal plates present and distinct from 
each other. Ear-drum exposed. No distinct collar. Femoral pores pre- 
sent. Pholidosis squamous, nearly homogenous. M. parietalis , n. sp., 
id. t. c. p. 96, Pebas, Upper Amazon. 
Lacertidas. 
Bedriaga, J. v. Beitrage zur Kenntniss der Lacertiden - Familie 
( Lacerta , Algiroides, Tropidosaura, Zerzumia, und Bettaia). Abh. 
Senck. Ges. xiv, pp. 17-444, pi. — . 
An extensive monograph of the genus Lacerta, which is divided in the 
five above-named subgenera, Bettaia being a new subgenus [= Nucras, 
