SQUAMATA. 
Rr / pt . 7 
laUANIDAC. 
Anolis acutirostris, n. sp., Ives, P. Ac. Philad. 1891, p. 459, Yucatan. 
Anisolepis grilli, n. sp., Boulenger, Ann. Mus. Genov. (2) x, p. 909, 
Palmeira, Prov. Parana. 
V Aptycholcemus , n. g., allied to Urostrophus, D. & B., and Anisolepis, 
Blgr. ; id. Ann. N. H. (6} viii, p. 85. A. longicauda , n. sp., id. ibid., 
Riacho del Oro, Argentina. 
Ctenoblepharis adspersufs, Tsch.: note by Steindaciiner, SB. Ak. Wien, 
c. i, p. 297. C. siolzmanni , n. sp., id. Anz. Ak. Wien, 1891, p. 143, and 
t.c. p.295. C. jamesii, n. sp., Boulenger, P. Z. S. 1891, p. 3, pi. i, 
Tarapaca, Chili. 
Liolcemus lenzi , n. sp , Bcettger, Zool. Anz. xiv, p. 344, Bolivia. 
Uratiiscodon plica , L. : notes on the habits ; R. R. Mole & F. W. 
Urich, P. Z. S. 1891, p. 448. 
Tropidurus, Wied : remarks on the Galapagos species recently described 
by Cope & Baur ; Boulenger, Ann. N. H. (6) vii, p. 501. 
Iguana tuberculata, Laur. : notes ou its reproduction; Peracca, Boll. 
Mus. Zool. Anat. Comp. Torino, vi, No. 110. 
Sauromalus hispidus, n. sp., Stejneger, P. U. S. Nat. Mus. xiv, p. 409, 
Angel de la Guardia I., Gulf of California. 
Sceloporus variabilis, Wiegm. : note on its syuonymy and geographical 
distribution in the United States ; id. t. c. p. 485. 
ZoNURID.E. 
Zonurus jonesii, n. sp., Boulenger, Ann.N. H. (G) vii, p. 417, Transvaal. 
Helodermatida:. 
Notes on the osteology and systematic position ; Boulenger, P. Z. S. 
1891, pp. 109—1 18, figs. Further remarks by Siiufeldt, Nature, xliv, 
p. 294, and by Boulenger, t. c. p. 444. On some points in the soft 
anatomy ; C. Stewart, P. Z. S. 1891, pp. 119-121, pi. xi, and Siiufeldt, 
Nature, xliii, p. 514. 
R. W. Siiufeldt, N. Y. Med. J. liii (No. 651), pp. 581-584, reviews 
the medical and other opinions upon the poisonous nature of the bite of 
Ilelodenna suspectum , and gives a figure of the animal. 
Vakanida:. 
^ Proganosaurus pertinax, n. g. & sp., for fragments of vertebrae, referred 
with doubt to the Varanidce , from the Pliocene of Tuscany ; Portis. 
Rettili plioceuici del Yaldarno superiore (1890), p. 25, pi. i, figs. 5-7. 
Te TIDAL 
On colour patterns in Cnemidopliorus gularis , B. & G., and C. tcssdlatus, 
Say ; Cope, Am. Nat. xxv, p. 1135. 
