OF WASHINGTON. 187 



golden yellow pruinose, a row of about five bristles outside of each frontal 

 row, the latter descends a short distance below the arista, a patch of bristly 

 hairs on lower part of sides of face, extending from the vibrissae halfway 

 to the lowest frontal bristle, facial ridges bristly on the lower three fourths, 

 vibrissae nearly on a level with the front edge of the oral margin, antennae 

 slightly shorter than the face, the third joint five times as long as the sec 

 ond, arista thickened on the basal three-fourths, the penultimate joint 

 about six limes as long as wide. Thorax grayish pruinose, mesonotum 

 marked with four black vittae, four pairs of postsutural dorsocentral bris 

 tles, four sternopleurals, of which the lowest is noticeably smaller than 

 the others. Abdomen grayish pruinose and with darker reflecting spots, 

 last three segments with marginal bristles only. Middle tibiaa bearing 

 three bristles on the anterior outer side, pulvilli of front tarsi elongated. 

 Wings hyaline, third vein bearing three bristles near the base, first 

 posterior cell closed in the margin; calypteres whitish. Length 65 mm. 



Frontera, Tabasco, Mexico, February 12. A male specimen 

 collected by Mr. C. H. T. Townsend. 



Type. No. 7962, U. S. National Museum. 



Family SARCOPHAGID^. 



Sarcophaga amblycoryphae, n. sp. 



Black, the fourth abdominal segment and the genitalia yellow. Head 

 gray pruinose, on the face and lower part of sides of front grayish yellow, 

 vertex three-fifths as wide as either eye, frontal vitta deep brown, on the 

 upper portion nearly twice as wide as either side of the front at the same 

 point, two pairs of orbital bristles, frontals descending almost to base of 

 third antennal joint, antennae three-fourths as long as the face, the third 

 joint less than three times as long as the second, longest hairs of arista 

 about four times as long as its greatest diameter. Body gray pruinose, 

 abdomen with darker reflecting spots, mesonotum marked with three black 

 vittae, only three pairs of postsutural dorsocentral bristles, these are large 

 and of nearly an equal length, three sternopleurals in a curved row; mid 

 dle of dorsum of abdomen bearing only bristly hairs on the first two 

 segments, the third and fourth segments each with a marginal row of 

 stout bristles, basal segment of genitalia not cleft dorsally, bearing a mar 

 ginal row of rather short bristles. Legs devoid of long hairs, hind tibiae 

 bearing two bristles on the anterior-inner, anterior-outer and posterior- 

 outer sides besides those at the apex. Wings hyaline, third vein bristly 

 two-thirds of distance from base to the small cross-vein. Calypteres 

 whitish. Length 7 mm. 



Springfield, Mass. A female specimen bred by Dr. George 

 Dimmock from a larva that issued from a living adult of Ambly- 

 corypka oblongifolia. 



