132 U.S. NATIONAL MUSEUM BULLETIN 22 



Plestiodon septentrionalis Baird 



Proc. Acad. Nat. Sci. Philadelphia, vol. 10 (1858), p. 256, 1859. 



=Eumeces septentrionalis (Baird) 



CoTYPES (3): 3156 (3), Fort Ripley (Crow Wing County), Minnesota, 

 J. F. Head. 



Plestiodon skUtonlanum Baird and Girard 



Proc. Acad. Nat. Sci. Philadelphia, vol. 6, p. 69, 1852. 



=Eumeces skiltonianus skilionianus (Baird and Girard) 

 CoTYPES (2) : 3172a-b, Oregon (restricted to the Dalles, Wasco County), 

 G. R. Geary. 3172a is the lectotype. 



Plestiodon telragrammus Baird 



Proc. Acad. Nat. Sci. Philadelphia, vol. 10 (1858) , p. 256, 1859. 



=Eumeces telragrammus (Baird) 



CoTYPES (10) : 3124 (10) , Mataraoras, Tamaulipas, Mexico, D. N. Couch. 

 The lectotype is 3124a. One cotype was exchanged to UIMNH in 1956. 



Plica stejnegeri Burt and Burt 



Proc. U.S. Nat. Mus., vol. 87, No. 2849, p. 19, 1930. 

 Holotype: 73505, Argentina, A. and A. Breyer. 



Plistodon sumichrasti Cope 



Proc. Acad. Nat. Sci. Philadelphia, vol. 18 (1866), p. 321, 1867. 



=Eumeces sumichrasti (Cope) 



Holotype: 6601, Potrero, Veracruz, Mexico ("Orizava" in original de- 

 scription), F. Sumichrast. 



Prionodactylus marianus Ruthven 



Occ. Pap. Mus. Zool. Univ. Michigan, No. 103, p. 1, 1921. 



=Euspondylus marianus (Ruthven) 



Paratype: 120789 (formerly MCZ 14660), San Pedro, near Medellin, 

 Colombia, H. Niceforo-Maria. 



Proctoporus obesus Barbour and Noble 

 Proc. U.S. Nat. Mus., vol. 58, p. 616, 1921. 

 Holotype: 60748, $ , Nusta Hispana, Peru, E. C. Erdis, June 11, 1915. 

 Pterogasterus modestus Cope 



Proc. Amer. Philos. Soc, vol. 17 (1878) , p. 97, 1877. 

 =^Barisia modesta (Cope) 



CoTYPES: (3) : 7084 (3), alpine regions, Orizaba, Veracruz, Mexico (given 

 as "probably Guatemala" in original description, but restricted to Mount 

 Orizaba), F. Sumichrast. 



Riopa singha Taylor 



Univ. Kansas Sci. Bull., vol. 33, p. 494, figs. 2a-b, 1950. 

 Holotype : 29411, Trincomalee, Ceylon, D. L,Karcher. 



