52 



U.S. NATIONAL MUSEUM BULLETIN 2 68 



Specimens other than para types. — MEXICO: 9 , 10 mi. N. San Luis Potosf, 

 6,200 ft. elev., Aug. 22, 1954 (R. R. Dreisbach). Texas: cf, Kent, Culberson 

 County, 3,900 ft.-4,200 ft. elev., Sept. 17-18, 1912 (R. and H.); cT, (location ?) 

 533 25 (V. E. Romney) (U.S.N.M.) 



Distribution. — South central plateau area of Mexico between 

 6,200 and 7,300 ft. elev. One record from New Mexico and one from 

 Texas. 



Prey record. — None. 



Plant record. — Baccharis glutinosa (Mexico). Gutierrezia micro- 

 cephala (New Mexico). Sphaeralcea sp. (Mexico). 



25. Eucerceris pacifica Scullen 



Figures 31, 83 a, b, c 

 Eucerceris pacifica Scullen, 1948, pp. 156, 176-178, figs. llA, B, C, 14. 



Figure 31. Baja California. E. pacifica Scullen 



Type. — The holotype male of E. pacifica Scullen from San Pedro, 

 Baja CaUfornia, Mexico, Oct. 7, 1941 (Ross and Bohart) is at the 

 California Academy of Sciences. The female has not been identified. 



Distribution. — Known only from the type locahty, and 10 mi. 

 NW. of La Paz, Baja CaHfornia. 



Prey record. — None. 



Plant record. — Compositae (Baja CaUfornia). 



26. Eucerceris pimarum Rohwer 



Figures 32, 84 a, b, c, d, e, f 



Eucerceris pimarum Rohwer, 1908, pp. 326-327. — Scullen, 1965, pp. 135-136. 

 Eucerceris hitruncata Scullen, 1939, pp. 19, 35-36, figs. 24, 65, 98, 145; 1948, pp. 



158, 171; 1951, p. 1011. 

 Eucerceris triciliata Scullen, 1948, pp. 156, 172-175, figs. 9A, 9B, 9C, 15; 1951, 



p. 1012.— &ombein, 1960a, pp. 77-79; 1960b, p. 300.— Evans, 1966, p. 146. 



Types. — The holotype female of E. pimarum Eohwer is at the 

 U.S. National Museum, no. 14110. It was taken at Phoenix, Ariz. 



