60 ENTOMOLOGICAL SOCIETY 



the outer margin perpendicular; ocherous, shaded with dark brown 

 especially at base and along costa ; lines white, moderately slender, 

 the inner oblique from costa to median vein, thence perpendicular to 

 inner margin near middle; outer line slightly excurved mesially, not 

 dentate; a triangular blackish-brown shading between veins 2, 5, and 

 outer line, another at costa above vein 6, and a dot on vein i at the 

 inner line; a blackish line before the fringe. Hind wing subpel- 

 lucid, pale fuscous, the fringe pale. Expanse, male 22 mm., female 

 22-30 mm. 



Two males, two females, San Diego, Cal. (W. S. Wright), 

 August 2, n, September 2, 1907. 



Type. No. 11690, U. S. National Museum. 



Allied to S. rhoiella Dyar, from Colorado, but differing in 

 color and markings. 



Subfamily ANERASTIIISMS. 



Valdivia mirabilicornella; n. sp. 

 ct^-tCx Antennae of the male bipectinate to the outer fourth, the outer series 

 of branches very long, the inner series very short. Pale whitish cine- 

 reous, sprinkled with darker scales; fore wing with the inner line 

 obscure, dentate, pale, followed by a dark line and preceded by a large 

 band which is ocherous orange next the line and smoky black toward 

 the base of the wing; discal dots black, reversed oblique, converging 

 outwardly, the upper one faint and sometimes obsolete; outer line 

 pale, defined by a black shade; a row of black terminal dashes nearly 

 forming a line. Hind wing subpellucid whitish, shaded with fuscous 

 along costa and outer margin; fringe pale. Expanse, 24 mm. 



One male and four females, San Diego, Cal. (G. H. Field), 

 October 12, 14, 25, and 31. 



Type. No. 11691, U. S. National Museum. 



Allied to V. (Maricopa) lativittella Ragonot from Mexico 

 and Arizona, but larger, less distinctly marked, and the an- 

 tennae of the male pectinated. 



Family PTEROPHORID^. 



Agdistis adactyla Hiibner. 



Two specimens were taken south of San Diego near the sea. 

 The species seems the same as the European one, although this 

 is the first record of the genus in America. June 2, 1906 

 (Dyar & Caudell). 





Dr. Howard spoke briefly upon certain new observations 

 on parasites now being made by Mr. W. F. Fiske, at the Massa- 



