124 T5MPID.E. 



Rare. In Mr. Saunders's collection. (E.) 



(). albicooiis, Ztt. d. s. i. 279. 9 (1842). Canus, capite antico 

 albo, antennh alls halteribusque alhis, abdomine nigro, pedibus flavis, 

 tarsorum articidis apice obscurioribus. Long, l^-l^; alar. 3^ liu. 



Hoary. Head shining white in front, clothed behind with white 

 hairs. Palpi white. Antennce white; third joint conical, a little 

 shorter than the first and the second ; fourth darker and longer than 

 the third. Wings tchitisJi; veins pale yellow; third and fourth longi- 

 tudinal veins nearly parallel. Halteres wldte. Abdomen black, shining. 

 Legs pale yellow ; tips of the joints of the tarsi darker ; tip of the fifth 

 joint blackish; middle femora rather thick; middle tibise slightly 

 curved ; fore femora nearly as thick as the middle femora. 



Not rare. (E.) 



7. cursitans, Fb. s. i. 11. 447. 60 (1781); Mg.; Mq._; Ztt. 

 Cinereus, capite cano antice albo, ardennis nigris basi luteis, alis siib- 



fuUis, ahdomine subtus fulvo, pedibus fulvis, tarsornm articidis apice 

 nigris. Long, li-2 ; alar. 4i-5 lin. 



Cinereous, thinly clothed with pale yellow hairs. Head hoary, 

 shining, white in front, clothed beliind with whitish hairs. Palpi 

 yellow. Antennae black, pubescent ; first and second joints 'luteous ; 

 third conical, a little longer than the first and the second ; fourth very 

 much longer than all the preceding. Thorax grey beneath. Wings 

 sliglithj tawny ; veins tawny ; fourth longitudinal vein slightly curved, 

 not parallel with the third. Halteres yellow. Abdomen tawny beneath. 

 Legs tawny, clothed with tawny hairs, and with a feAV black bristles ; 

 tips of the joints of the tarsi black ; middle femora thick ; middle tibiae 

 curved ; fore femora rather thick ; fore tibise slightly curved. 



Generally distributed. (E.) 



8. calceatus, Mg. zw. iii. 87. 45 (1822); Mq. ; m.—jlavipes 

 var. y. Pin. Cinereus, capite cano antice albo, antennis nigris basi 



fulvis, alis lim])idis, abdomine nigro, pedibus flavis, tarsis apice nigris. 

 Long, f-1 ; alar. lf-2i Hn. 



Cinereous. Head hoary, shining white in front. Palpi white. 

 Antennce black ; first and second joints tawny ; third conical, a little 

 shorter than the first and the second ; fourth as long as the three pre- 

 ceding. Thorax beset with a few black bristles. Wings colourless ; 

 veins and halteres yellow ; thii'd and fourth longitudinal veins nearly 

 parallel. Abdomen black, shining. Legs yellow ; tips of the tarsi 

 black ; middle femora thick ; middle tibia3 curved. 

 Generally distributed. (E.) 



9. ecalceatus, Ztt. i. 1. 550. 6 (1839). Ciiiereus, capite cano 

 antice albo, antennis flavis apice nigris, alis limpidis, abdomine nigro, 

 pedibus flavis. Long. 1 ; alar. 2^ lin. 



Cinereous. Head hoary, shining white in front. Palpi white. 



