PARATYPES.--Nos. 34189-34192, 3 kilometers east of San Isidro del General, San José Province, Costa Rica; Edward H. Taylor and Richard C. Taylor; September 1-8, 1947. No. 34193, San Isidro del General, San José Province, Costa Rica; John Baker; July 7, 1952. Nos. 34194-34202, 34204, 15-17 kilometers west-southwest of San Isidro del General, San José Province, Costa Rica; John Baker and Edward H. Taylor; July 10, 1952. Nos. 36230-36237, 4-5 kilometers northwest of Tilarán, Guanacaste Province, Costa Rica; Edward H. Taylor; August 10-15, 1954. Nos. 36238-36244, 36246-36249, data same as on holotype. ~_Leposoma bisecta_~ Taylor [= _Leposoma southi southi_ Ruthven and Gaige, according to Ruibal (Bull. Mus. Comp. Zool., 106:482, 1952)], Univ. Kansas Sci. Bull., 33:275, fig. 2, April 20, 1949. HOLOTYPE.--No. 23801, 0.5 mile west of San Isidro del General, San José Province, Costa Rica; Edward H. Taylor; August 21, 1947. ~_Leposoma southi orientalis_~ Taylor, Univ. Kansas Sci. Bull., 37:546, October 15, 1955. HOLOTYPE.--No. 36124, Volio, Limón Province, Costa Rica; Edward H. Taylor; June 24, 1954. PARATYPE.--No. 36125, same as on holotype. ~_Mabuya brachypoda_~ Taylor, Univ. Kansas Sci. Bull., 38:308, fig. 76, December 20, 1956. HOLOTYPE.--No. 36258, 4 kilometers east-southeast of Tilarán, Guanacaste Province, Costa Rica; Edward H. Taylor; August 15, 1954. PARATYPES.--Nos. 34310-34313, mouth of Río Barranca, Puntarenas Province, Costa Rica; John Baker and Edward H. Taylor; July 26, 1952. Nos. 34314-34317, Tenorio de Las Cañas, Guanacaste Province, Costa Rica; John Baker and Edward H. Taylor; August 21-24, 1952. No. 34326, Palmar, Puntarenas Province, Costa Rica; Edward H. Taylor; September 2, 1952. Nos. 36312 and 36313, Barranca, Puntarenas Province, Costa Rica; Edward H. Taylor; August 21, 1954. ~_Mabuya macularia postnasalis_~ Taylor and Elbel, Univ. Kansas Sci. Bull., 38:1105, March 20, 1958. HOLOTYPE.--No. 40110, Phu Lom Lo (mountain), Kok Sathon (village), Dan Sai (district), Loei (province), Thailand; Robert E. Elbel; March 30, 1954. PARATYPES.--Nos. 40109, 40111, 40112, data same as on holotype. ~_Sceloporus poinsetti macrolepis_~ Smith and Chrapliwy, Herpetologica, 13:268, January 24, 1958. PARATYPES.--No. 33855, 4 miles southwest of Coyotes, Durango, México; William M. Lynn; July 14, 1953. Nos. 38097 and 38098, 2 miles west of Sain Alto, Zacatecas, México; Robert W. Dickerman; June 7, 1954. ~_Scincella cherriei lampropholis_~ (Taylor)--See _Leiolopisma cherriei lampropholis_ Taylor. ~_Urosaurus ornatus caeruleus_~ (Smith)--See _Uta Caerulea_ Smith. ~_Uta caerulea_~ Smith [= _Urosaurus ornatus caeruleus_ (Smith), according to Mittleman (Bull. Mus. Comp. Zool., 91:139, 1942)], Univ. Kansas Sci. Bull., 22:172, April 15, 1935. HOLOTYPE.--No. 19237, about 30 miles north of Ciudad Chihuahua, Chihuahua, México; David H. Dunkle and Hobart M. Smith; June 21, 1934.