72 Mr. F. W. Edwards on the Old-World 



18. Thorax and abdomen almost wbolly 



shining black. (Tropical Africa.) .... nyasicola, Alex. 

 Thorax scarcely or not shining, both it 

 and the abdomen black Id. 



19. Male antennae a little shorter than the 



body; cross-vein r at base of E2. 



(Ceylon.) yerhuryi, sp. n. 



Male antennae three times as long as the 

 body ; cross-vein r a little beyond base 

 of R2 20. 



20. Cuia a little beyond base of discal cell. "{Tiana, Mats.). 



(Oriental region.) verticali8,^\&^.{=-morio- 



Cuja exactly at base of discal cell. 



(Africa.) tumidiscapa, Alex. 



21. Abdomen shining black 22. 



Abdomen dull 23. 



22. Wings yellowish at the base. (S.Europe.) *c?Wmrfes (Scop.). 

 Wings entirely blackish. (Formosa.) . . nigrina, Riedel. 



23. Thorax grey with four strongly shining 



black stripes. (Hungary.) ^grisea (Riedel). 



Thorax blackish brown with three mode- 

 rately shining black stripes 24. 



24. Stigma absent ; legs with strong bluish- 



metallic reflections. (Ceylon.) ..,.,, fiisca, Edw. 

 Stigma distinct; legs with faint bluish 

 reflections. (Japan.) , nipponensis, Alex. 



25. Wings with a conspicuous dark blotch at 



base of Rs, and other dark markings on 



a pale ground 26. 



Wings with a blackish ground-colour, 

 with or without pale markings, or 

 lighter with a stigma only 27. 



26. Costal cell dark; head and thorax 



shining blue-black. (India.) '. . U-ipunctipennis, Brun. 



Costal cell yellowish ; head and thorax 

 dull greyish. (Japan.) longifurca, Alex. 



27. Wings moderately infuscated, without 



pale markings; stigma present, though 

 sometimes faint ; cross-vein r about its 

 own length distant from tip of Rj . . . . 28. 

 Wings darker, often with distinct mark- 

 ings ; stigma absent; cross-vein r more 

 than its own length distant from tip of 

 Ri (usualij^ much more) 34. 



28. Very large species ; thorax densely hairy; 



frontal tubercle well developed. (Japan.) stricklandi. sp. n. 

 Medium-sized or small species ; thorax 

 practically bare ; frontal tubercle feebly 

 developed 29. 



29. Four posterior cells; sides of mesonotum 



with velvet-black spots 30. 



Five posterior cells ; sides of mesonotum 



without velvet-black spots 31. 



30. Thorax black. (India.) rufiventris, Brun. 



Thorax mainly reddish. (Sumatra.) . . pcenulata, End. 



31. Cell Ml more than twice as long as its 



petiole ; discal cell not much longer 



