292 



SYRPHIDJ3. 



pula. Antenna tawny ; third joint brown above. Scutellum aeneous- 

 brown. Abdomen aeneous-black, with three yellow lunules on each side ; 

 tip and legs yellow ; femora black at the base. 

 Not rare. (E. S.) 



19. umbellatamm, Fb. e. s. iv. 307. 107 (1792) ; Fin. ; Mg. ; 

 Mq. ; Lw. ; Ztt. amcenus, Lw. .ZEneus, antennis nigris, abdomine 

 nigro fasciis tribus ad quinque interruptis pallidis, pedibus anterioribus 

 fulvis posticis nigris. Long. 4-4^; alar. 8-9 lin. 



.ZEneous. Head tawny, yellow or whitish, with a black or aeneous 

 scapula in front. Antenna black. Scutellum lurid. Wings slightly 

 grey ; stigma grey or pale brown. Halteres tawny or yellow. Abdo- 

 men black, with three broad interrupted yellow or white bands ; hind 

 borders of the apical segments yellow or white. Legs tawny ; anterior 

 femora black towards the base ; kind legs black ; knees tawny. Var. 

 /3. Third joint of the antennae ferruginous beneath. Abdomen with 

 four interrupted yellow bands ; first and fourth bands narrow. Far. y. 

 Anterior tibiae with black bands. 



Bare. (E.) 



20. decorus, Mg. zw. iii. 319. 66 (1822); Mq. ; Ztt. ^Eneus, 

 antennis piceis, abdomine fasciis quatuor latis interruptis cyaneo-luteis, 

 pedibus fulvis. Long. 4 ; alar. 10 lin. 



.ZEneous, clothed with pale hairs. Head tawny in front. Antennae 

 piceous. Scutellum tawny. Wings colourless ; stigma tawny. Hal- 

 teres luteous. Abdomen with four broad interrupted luteous bands, which 

 have a bluish tinge. Legs tawny. 



Not common. (E.) 



21. cinctus, Fin. syrph. 45. 18 (1816); Mg. ; Mq.; Ztt. cine- 

 tella, Ztt. ^Eneus, scutello fulvo-piloso, abdomine fasciis quatuor pallidis 

 secunda tertiaque integris. Long. 4-5 ; alar. 8-10 lin. 



jEneous. Head tawny ; vertex aeneous ; a triangular aeneous spot 

 above the antennae ; a dark tawny scapula above the peristoma. An- 

 tennae ferruginous ; third joint piceous above; fourth black. Scutellum 

 tawny, clothed with tawny hairs. Wings slightly grey ; stigma grey. 

 Halteres tawny. Abdomen black, aeneous at the base, adorned with 

 four large subquadrate tawny spots, which are broadest on the outer 

 side, their hind borders being oblique. Legs tawny. Var. /3. Scutel- 

 lum with an aeneous tinge. Wings colourless ; stigma pale brown. 

 Abdomen with four tawny bands ; first and fourth interrupted, and 

 forming a triangle on each side ; second and third of equal breadth ; a 

 tawny dot on each side at the tip. Tar. y. Head luteous. Antennae 

 piceous, ferruginous beneath and at the base. Halteres yellow. Ab- 

 domen with four broad luteous bands ; first interrupted ; second and 

 third with a deep angular indentation on the hind border. Hind legs 

 black ; femora at the base and knees tawny. Var. d. Head yellow. 



