116 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 112 



gold pollinose except for antennal prominence, black at junction of 

 facial and oral keel and on adjacent facial grooves. Occiput black. 

 Yellow pollinose postorbitals extending across back of occiput. 

 Antenna entirely black, faintly reddish on ventral part of first and 

 third segments. First segment four times as long as wide. Second 

 segment nearly two times as long as first. Third segment as long as 

 first. Process of second aristal segment indefinite. Proboscis black, 

 over IK times length of head. 



Thorax black, reddish only on apical half of scutellum, faintly 

 yellow white pollinose. Coxae mainly rufous, partly black. Tro- 

 chanters rufous. Femora black, rufous on narrow base and basal 

 ventral third. Distal third of posterior femur entirely rufous. Tibiae 

 black, reddish on basal two thirds of posterior tibia. Tarsi and apical 

 third of claws black. Pul villi and remainder of claws yellow. Wings 

 brownish hyaline, brown pattern from costa to fourth vein and vena 

 spuria, and along fifth vein. Brown pattern gradually fading into 

 the hyaline area. Calypters dark yellow. Halteres rufous, brown 

 at base. 



Abdomen entirely rufous except for black basal half of first segment 

 and parts of the genitalia. Irregular and indefinite blackish area on 

 third to fifth segments. White pollinose on distal half of first seg- 

 ment. Faintly yellow pollinose on apical part of sixth segment. 



Type: Holotype, male, USNM 64480, Biliran Island, Philippines, 

 Baker. 



This species is related to some of the species of the C. nubeculosus 

 group, having the abdomen almost entirely rufous. However, the 

 antennae are mainly black. 



Conops (Asiconops) nubeculosus Bigot 



Conops nubeculosus Bigot, Ann. Soc. Ent. France, ser. 7, vol. 6, p. 36, 1887. 



The specimen from Malaya lacks a dorsal stripe as in the variety 

 indicus, but has the wing entirely dark as in the variety bigoti (=orna- 

 tus). The specimen from the Philippines has three dark dorsal stripes 

 and the tibia is white pollinose as in variety bigoti, but the wing is 

 normally patterned. 



Material examined: Malaya: Kepong, Selangor, August 1949, 1 

 male, author's collection ex USNM. Philippines: La Carlo ta, central 

 Negros Occidental, Sept. 13, 1930, F. P. Goseca, 1 male, USNM. 



Conops nigriventris Brunetti 



Conops nigriventris Brunetti, in Fauna of British India . . . , Diptera, vol. 3, 

 p. 346, 1923. 



This species has previously been known only from the description 

 of two males from Assam. 



