74 DESCRIPTIONS OF THE 



yellow ; antennae yellow, 3d joint darker ; throat black ; thorax 

 with a few black bristles above, grey beneath ; scutellum almost 

 hiding the metathorax, which is brown ; abdomen brown, that of 

 the female with the hind borders of the segments yellow ; telum 

 black, of the female shorter than half the abdomen ; wings at the 

 base above slightly brown with three small darker spots ; beneath 

 the costa are three large black spots, often varied with little limpid 

 circles, the 1st in the middle of the wing, nearly square, and often 

 joined to the 2d, which is near the tip, and reaches the lower 

 border, the 3d at the tip, irregular in shape ; two small pale brown 

 hardly seen spots on the middle of the 5th nervure ; costa black, 

 yellow at the base ; nervures yellow, brown towards the tip of 

 the wing ; poisers pale yellow. (Length of body 1 h — 2 lines ; 

 of wings 3 — 3§ lines.) 



Common in the south and west of England during the 

 autumn. 



Urellia. — Desvoidy. 



Distinguished by the white colour, the narrow peristoma, the pro- 

 minent epistoma, the small scutellum, and the milk-white wings, 

 with a star-shaped spot near the tip of each. 



Body short, white, downy, clothed with white hairs ; head rounded, 

 narrower in front, with a few bristles above, those between the 

 eyes black, those behind white ; peristoma oval, long, narrow ; 

 epistoma prominent ; mouth short, tawny ; feelers yellow, not 

 thickened ; antennae short, tawny, 1 st joint clothed with white 

 hairs, 3d almost oval, flat above, convex beneath ; thorax with a 

 few black bristles ; scutellum small, short, semicircular, not 

 prominent, nor hiding the metathorax ; telum black, as long as 

 half the abdomen ; legs clothed with black and white hairs ; stars 

 in the wings varied with little white circles ; nervures yellow, 

 brown towards the end of the wing ; poisers bright yellow. 



Sp. 1. Urel. radiata. Spots on the wings black. (Fig. 19.) 



Musca radiata . . . Fabr. Ent. Syst. Suppl. 565. 157. 



Musca alis macula ra- ) r TT AnA 



diata,&c. . . ,\Geoff.Ins.U.m.3. 



Tephritis radiata . . Fabr. Syst. Anil. 319. 16 ; Panz. 

 Faun. Germ. CIII. 21 ; Fallen 

 Dipt. Suec. Ortal. 12. 19. 



Trupanea radiata . . Schrank, Fauna Boica, III. 2525. 



