132 PROCEEDINdS OF THE NATIONAL MUSEUM. vol.49. 



Abdomon: First segment concolorous with scutellum, a row of 

 apprcssed pale hairs on its hmd margin; segments 2, 3, and 4 shining 

 black and almost bare of hairs; 5 and following red; venter con- 

 colorous with dorsum. 



Coxae and femora black, subshining, the knees, tibiae, and base 

 of tarsi reddish-yellow, hind coxae with distinct condyles fitting into 

 middle coxae. 



Wings broAMiish, darker toward the stigma. 



Length, 8 mm. 



Two females, Los Angeles County, California (United States Na- 

 tional Museum, part of the original lot) ; 1 female same locality 

 from Prof. R. W, Doane; four females from F. GrinneU, jr., San 

 Bernardino Moimtains, and San Jacinto Mountains, California. 



The original type material consisted of 20 females from "Southern 

 California;" no other specimens have been reported up to the present, 

 the male being still imknown. 



I examined the remainder of the LTnited States National Museum 

 series. This is perhaps tlie easiest of all the species to recognize. 



SYMPHOROMYIA MODESTA Coquillett. 



Symphoromyia modesta Coquii,lett, .Tourn. N. Y. Ent. Soc, vol. 2, 1894, p. 54, 

 female. California. 



Female. — Ashy gray, the hal teres, legs, palpi, and first antennal 

 joint yellow. 



Front about as wide as one eye, opaque cinereous, with coarse 

 black pile; first joint of antenna opaque cinereous on yellow ground 

 color, witli moderately long black pile; second and third joints black, 

 the last kidney-shaped, its vertical diameter IJ times that of the first 

 joint; sides of face bare; palpi yellow with long black pile except at 

 base where it becomes reddish and on a bare area on the curved upper 

 surface; proboscis short, with black, thick labella; beard whitish. 



Mesonotum opaque cinereous, with a broad median blackish stripe 

 and two lateral ones on each side which unite in front of the suture; 

 scutellum opaque, cinereous; pile of thorax and scutellum mostly 

 black; pleurae darker, less pollinose; halteres light yellow. 



Abdomen cinereous pollinose on a black ground color, with mostly 

 pale pile, sixth and following segments reddish. 



Coxae black, somewhat cinereous, with pale pile, trochanters black; 

 femora, tibiae, and basal part of tarsi yellow. 



Wings yellowish subhyaline, the venation as usual. 



Length, 6.3 mm. 



One specimen, Woodside, California (a few miles west of Red- 

 wood City) , collected while I was on a short bicycle trip to view the 

 effects of the famous earthquake of 1906; the date of collection was 

 April 25, 1906, one week after the earthquake. Also one specimen 

 collected by Osten Sacken, Sausalito, Calif ornia, April 2, 1876. 



