468 PROCEEDINGS OF THE NATIONAL MUSEUM 



Table 31. — Variation in Salvador;! hexalepis deserticola 



The specimen from Galeana has 10-3 maxillary teeth; the anterior 

 section of the nasal is in contact with the second supralabial in both ; 

 the antepenultimate supralabial is in contact with the postoculars ex- 

 cept on one side of one. 



The Museum has no others of the species from Mexico. 



SALVADORA INTERMEDIA INTERMEDIA Hartweg 



Salvadora intermedia Hartweo, Copeia, 1940, pp. 256-259. 



One specimen (No. 109228) is from Chilpancingo, Guerrero, col- 

 lected by W. W. Brown. This is a paratype (originally Univ. Mich. 

 Mus. Zool. No. 85726) and is discussed in the original description. 



The specimen is a unique in the Museum collections. 



SALVADORA LEMNISCATA (Cope) 



Twenty specimens were collected, at the following localities : 

 Oaxaca: Mixtequilla, 3 miles northwest of Tehuantepec (Nos. 

 109253-5) ; Tehuantepec (city) (Nos. 109259-64) ; Tres Cruces, about 

 40 km. northwest of Tehuantepec (Nos. 109256-8) ; Yerba Santa, 

 foot of Mount Guengola, 15 miles northwest of Tehuantepec (Nos. 

 109247-8); Cerro Arenal, 30 km. northwest of Tehuantepec (No. 

 109251) ; Escurana, 15 km. northwest of Tehuantepec (No. 109250); 

 El Limon, 35 km. northwest of Tehuantepec (No. 109252) ; near 

 Lachiguiri (No. 109249). Chiapas: Tonala (Nos. 109245-6). 



The preoculars are invariably single, the postoculars invariably 

 double. The frontal is in contact with the preocular on both sides 

 in eight, on one side in three. Other variation in scutellation is given 

 in the accompanying table. 



The Museum has no other specimens. 



