246 SYRPHIDiE. 



Piceous, clothed with tawny hairs. Head covered in front with pale 

 yellow down, clothed on the crown with black hairs. Antennge black. 

 Thorax loith indistinct hoary stripes ; scutellum ferruginous. Wings 

 colourless. Halteres tawny. Abdomen with a large tawny more or 

 less triangular spot occupying the whole of each side of the second seg- 

 ment ; hind borders of the segments tawny. Legs black ; tibise and 

 middle tarsi yellow towards the base. Var. ^. Abdominal spots oc- 

 cupying only part of each side of the second segment. Var. y. Abdominal 

 spots occupying the base of each side of the third segment. Var. 8. 

 Wings very slightly clouded with brown beneath the middle of the 

 costa. 



Generally distributed. (E. S. I.) 



10. horticola, Dg. i. vi. 60. 5 (1783); Fb.; Mg. ; Fin.; Mq.; 

 Ijw ,—jlavicinctus, Fin. ; Ztt. Piceus, fulvo-hu-tus, abdomine nigra basi 

 et segmentoruni marginibus posticis luteis, pedibus nigris, femoribus pos- 

 ticis tarsisque intermediis basi luteis, tibiis luteis apice nigris. Long, h^ 

 -6 ; alar. 12-13 lin. 



Piceous, clothed with tawny hairs. Head covered in front with 

 yellow down, piceous above the antennae, with a black shining scapida 

 above the peristoma. Antennfe piceous ; fourth joint tawny. Wings 

 colourless, slightly clouded with brown beneath the middle of the costa. 

 Halteres tawny. Abdomen blacl\ with a very large, luteous, irregularly 

 triangular spot occupying the ichole of the first segment and the base of 

 the second on each side ; hind bo?xlers of the segments luteous. Legs 

 black ; hind femora luteous towards the base ; tibiae luteous with black 

 tips; middle tarsi luteous towards the base; fore tarsi ferruginous 

 towards the base. 



Generally distributed. (E. S.) 



11. rupium, Fb. s. a. 211. 38 (1805); llg.— piceus, ^\n. ; Ztt.— 

 cryptarum, Pz. ! fn. xc. l%.—^fiavicinctus var. /3., Fin. Niger, fer rug ineo- 

 hirtiis, scutello fernigineo, tarsis posterioribus tibiisque flavis apice nigris. 

 Long. 5^ ; alar. 10 lin. 



Black. Vertex clothed with black hairs ; front clothed with fer- 

 ruginous hairs ; epistoma, excepting the scapula, covered with whitish 

 down, clothed with whitish hairs. Front joint of the antennae ferru- 

 ginous, clothed with long hairs. Thorax clothed tcith ferruginous hairs; 

 scutellum ferruginous. Wings colourless, brownish at the base, and 

 with a large rhomboidal dark brown spot beneath the stigma, which 

 is black. Abdomen clothed with ferruginous hairs at the base, and along 

 each side with short whitish hairs. Tibiae and posterior tarsi yellow, black 

 toicards the tips ; fore tarsi piceous towards the base. 



Rare. In Mr. Stephens's collection. (E. S.) 



12. fossarum, INIgrle. ; Mg. zw. iii. 393. 10 (1822) ; Mq. Piceus, 

 fulvo-hirtus, scutello ferrngineo, abdominis segmentis tmeo-fasciatis, pe- 

 dibus nigris, tarsis intermediis tibiisque basifiavis. Long. 5 ; alar. 11. 



