22 n. C. EFFLATOUN. 



24 (25) Thorax dull yellowish-brown ; isolated 



hyaline sj)()ts in black aren verv niime- 

 rous 



25 (24) Thorax shilling black; isolated hyaline 



spots in black area not more than three 7 Aciura R.-D. 



26 (23) Wings otherwise niarked 



27 (28) Wings entirely hyaline or if with trans- 



verse yellow bands then the de. are 4 



in number 11 Terellia R.-D. 



28 (27) Wings not entirely hyaline -.«'r. normal • 



two. 



29 (30) Wings rather broad, usually retieulate, 



the reticulation nearly always dark and 

 conspicuons, and if not reficnlate then 

 the wings are blackish with nvnline ir; 

 dentations and spots ; head much 

 broader than deep 16 Tephritis Lati . 



30 (29) Wings otherwise marked 



31 (32) Wings narrow with a faint reticnla- 



tion; head as deep as broad 13 Ensina R.-D. 



32 (31) Wings otherwise marked 



33 (34) Wings with the dark area extending 



over two thirds of the snrface and not 



radiating 15 Euaresta Lw. 



34 (33) Wings with the dark area extending 



over less than half the surface and from 

 which radiate several narrow bands 

 like the spokes of a wheel; rarely i\\-t 

 radiation is obsolète and in this case 

 some pale brown spots are présent al- 

 ways in the npper half and apical two 

 thirds of the wing only 



35 (36) I^ark area at base of wing 10 Schistopterum 



Bei'k. 



36 (35) Dark are;) at ajiical half (or more) of 



wing; wing base hyaline 17 Tkvi'anka Schrank 



