390 SYRPHIDiE. 



band interrupted ; fourth rarely interrupted. Legs tawny, rarely 

 shaded with pale brown. 



Generally distributed. (E. S. I.) 



11. hyalinatus, Fin. syiim. 43. 13 (1816); Mg. ; Mq. ; Ztt. 

 Nigro-cuprens, antennis piceis, alls subcinereis, abdomiue nigro luteo- 

 sexuiaculato, pedibus piceis. Long. 5-5^; alar. 12-13 lin. 



Cu])reous-black. Head ehalybeous in front. Antennae piceous. 

 Wings slightly grey ; stigma lurid. Alula? white, with yellow borders, 

 llalteres yellow, with brown kuobs. Abdomen fusiform, black, with 

 three luteous spots on each side ; the first pair of spots small ; the 

 second and third pair subquadrate, very large. Legs piceous. 



Rare. In the collection of the Entomological Club. (E. S. I.) 



12. topiarius, Mg. zw. iii. 305. 47 (1822) ; Ztt. Viridi-ajneus, 

 antennis piceis basi et subtus pallidis, abdomlne fasciis quatuor latis 

 interniptm miaque inte(jrapedihHsque luteis. Long. 4-4i; alar. 8-9 liu. 



Head yellow, with a short black stripe above the peristoma ; vertex 

 feneous-green. Antennaj piceous, partly ferruginous beneath, tawny 

 at the base. Thorax aeneous-green, clothed with tawny hairs. Scii- 

 tellum tawny, sometimes tinged with green. Wings almost colourless ; 

 stigma pale brown. Alulaj white. Halteres yellow. Abdomen fusi- 

 form, clothed with short black hairs, and on each side of the base with 

 long pale hairs, adorned with four broad luteous bands ; first, second, 

 and third bands interrupted ; fourth entire, its disc most often black. 

 Legs luteous ; tarsi darker. Male. Femora black towards the base. 

 Tern. Hind femora very rarely black towards the base. 



Generally distributed. (E. S. I.) 



13. tricinctus. Fin. syrph. 41. 9 (1816); Mg. ; Mq. ; Ztt. 

 Niger, abdomine fasciis duahus, secunda interrupta, maculisqtie quatuor 

 piedibusquefiavis. Long. 5 ; alar. 11 lin. 



Black, clothed with pale hairs. Vertex bluish-black ; epistoma with 

 a broad yellow stripe on each side. Scutellum tawny. Wings colour- 

 less, slightly tawny at the base ; stigma dark brown. Halteres yellow. 

 Abdomen with two yellow hands; tlie second interrupted ; a yelloio spot 

 on each side of the disc near the base, and a yellow marginal spot on each 

 side near the tip. Legs yellow ; femora black towards the base. 



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



14. glaucius, L. fn. ii. 813(1761); Spl. ; Gm. ; LI.; Fin.; Ztt. 

 — nobilis, Mg. — leucozonins, Ahr. ! fn. ii. 25. Fiiscus, antennis nigris, 

 thorace cano-subquadrivittato, scutello luteo, abdomine niyro fasciis tribua 

 snbinterruptis canis, pedibus fulvis, femoribus basi niyris. Long. 5-6 ; 

 alar, ll-\^ lin. 



Brown. Head luteous. Antennfe black. Thorax icith four indi^s- 

 tiuct hoary stripes, clothed witli tawny hairs on each side in front. 

 Scutellum luteous. Wings pale grey ; veins black ; stigma piceous. 



