248 MAIXE AGRICLXTUR-^L EXPERIXTEXT STATIOX. I909. 



ff. Smaller species differing from the above, 

 g. R:-S nearly perpendicular to R^-j-s. 



h. Abdomen brownish yellow, with black hair ; 

 subcostal vein ver}- short; length 3 to 4 

 mm. AA'est Indies. 13. ignobilis. 



hli. Last segment of abdomen black; faint cin- 

 ereous spot near apex of wing; subcostal 

 vein over two-thirds as long as the basal 

 cell R; length 5 mm. 3ilaine. 



14. fascipennis var. sagax n. var. 

 gg. R:— c noticeably oblique to R-i— 5. 



h. Length 2 mm; fore metatarsus aboiu half as 

 long as its tibia, male. 



8. miinula n. sp. 

 hh. Length over 3 mm. 



i. Each tibia with but a single spur; fore 

 metatarsus and its tibia subequal in 

 length; apical margin of abdominal 

 segments black; length 5 to 6 mm. 

 West Indies. 15. fasciventris. 



ii. Two spurs on each of middle and hind 



tibise. 



. j. Fore metatarsus about f as long as its 



tibia; coalesced part of the media 



2-3 as long as its petiole ; anal vein 



to margin. 16. moesta n. sp. 



jj. Fore metatarsus at least f as long as 



its tibia. 



k. Apex of subcosta as far proximad 



of the base of the radial sector as 



the length of the first section of 



the sector ; anal vein to margin ; 



hypop)'gium with lobe-like forceps 



(fig. 99). 17. mendosa. 



kk. Apex of subcosta nearly opposite 



the base of the radial sector. 



18. mendica. 

 dd. AA'ing with more or less distinct preapical spot or 

 fascia. 



