294 MAINE AGRICULTURAL EXPERIMENT STATION. I9II. 



tending slightly over half way from apex of Rs to that of Mi, 

 the latter vein forking midway between the small crossvein and 

 fork of the cubitus. "San Mateo Co., Cal." 



3. ' Coelosia flavicauda Winnertz. 

 Verb. Zool.-bot. Ges. Wien. XIII. 798. 1863. 

 Male and female. Length 3.5 mm. Thorax yellow, with 3 

 ■confluent blackish vittse; flagellum of the antenna, head, abdo- 

 men, and tarsi blackish, the basal antennal joints, palpi, lateral 

 spots on segments, 2, 3 and 4 of the abdomen, and hypopygium 

 in the male and posterior margins of the segments in the female, 

 yellow. Wings hyaline scarcely tinged, veins brown, the radial 

 sector slightly undulate. San Jose and Pacific Grove, Cal. 

 (Aldrich). 



4. Coelosia gracilis n. sp. 

 Male and female. Length 3.5 mm. Head black, mouth parts 

 and basal antennal joints, yellow; flagellum fuscous. Thorax 

 reddish yellow, with 3 black dorsal vittse, the middle one gemi- 

 nate and wedge shaped, metanotum dusky. Abdomen fuscous ; 

 hairs yellow, hypopygium 5^ellow. Legs 5^ellow, tarsi darker, 

 fore metatarsus about 3-4 as long as its tibia. Wings hyaline, 

 veins dusky yellow, venation as figured (Fig. 210). Cal. 

 (Bradley), Col. (W.M.W.). 



5. Coelosia lepida n. sp. 

 Male and female. Length 3.5 mm. Head black, mouth parts 

 and basal antennal joints yellow; flagellum fuscous. Thorax 

 reddish yellow, with 3 black dorsal vittse, the middle one gemi- 

 nate and wedge shaped; metanotum dusky. Abdomen pale 

 fuscous; hairs yellow; hypopygium as figured (Fig. 103). See 

 also plate 7, fig. 7 in Fasc. 93, Genera Insectorum. Legs yellow, 

 tarsi darker, fore metatarsus about 3-4 as long as the tibia. 

 Wings cinereous hyaline, the veins margined with cinereous. 

 Halteres yellow. This species diflfers from C. gracilis in its 

 wing venation ; the costa being more produced, the subcosta 

 shorter, and the veins more prominent (Fig. 211). Los Angeles 

 (W.M.W.) and Palo Alta, Cal. (Aldrich). 



6. Coelosia modesta n. sp. 

 Male and female. Length 3 mm. Head black, mouth parts 

 and basal antennal joints yellow, flagellum fuscous. Thorax 



