132 empiBjE. 



Halteres yellow. Abdomen black, shiuiiig. Legs black ; posterior 

 femora thick ; posterior tibice brown ; middle tibiae slightly curved ; fore 

 tibia lawny ; tarsi tmony at the base. 



Eare. In the collection of the Eut. Club. (E.) 



35. exiguus? Mg. zw. iii. 81. 31 (1822). Niger, palpis flavis, 

 thorace subcinereo, ahs limpidis, halteribus albis, pedibus fulvis, femo- 

 ribus nigris, tibiis posticis apice fuscis, tarsis basi fulvis. Long, f; alar. 

 2 lin. 



Black, shining. Palpi yellow. Third joint of the antennae conical, 

 a httle longer than the first and the second ; fourth much longer than 

 the third. Thorax slightly grey. Wings colourless; veins brown, 

 tawny towards the base ; third and fourth longitudinal veins almost 

 parallel. Halteres white. Legs tawny ; femora black ; middle femora 

 thick ; middle tibiae slightly cuiTed ; tips of the hind tibia brown ; tarsi 

 black, tawny totvards the base. This may be distinct from Meigen's 

 P. exiguus, whose tarsi are ferruginous, with black tips to the joints. 



Rare. In the collection of the Ent. Club. (E.) 



36. dubius, n. Cinereus, capite pectoreque canis, antennis nigris, 

 alis limpidis, halteribus albis, abdomine pedibusque nigris, tibiis anticis 

 basi genubusqiie anterioribm fulvis, tarsorum anticorum articulis basi 



flavis. Long. 1^ ; alar. 3^ lin. 



Grey. Head hoary. Palpi yellow. Antennae black ; third joint 

 conical, longer than the first and second ; fourth much longer than 

 the third. * Thorax hoary beneath. Wings colourless ; veins brown, 

 tawny towards the base ; fourth longitudinal vein slightly inchned 

 towards the third. Halteres white. Abdomen black, shining. Legs 

 black ; middle femora thick ; fore femora rather thick ; anterior knees 

 tawny ; middle tibiae slightly curved ; fore tibia tawny at the base ; 

 joints of the fore tarsi yellow at the base. 



Rare. In the collection of the Ent. Club. (E.) 



37. pallipes. Fin. d. s. emp. 8. 6 (1815); Mg. ; Ztt. Canus, 

 antennis nigris, alis limpidis, halteribus flavis, abdomine nigro, pedibus 



flavis. Long. 1 ; alar. 3 lin. 



Hoary. Proboscis black. Palpi yeUow. Antennae black ; third 

 joint tapering, longer than the first and the second ; fourth longer than 

 the third. Abdomen black, shining. Wings colourless j veins and 

 halteres yellow ; third and fourth longitudinal veins nearly parallel. 

 Abdomen black, shining. Jjegs pale yelloic ; middle femora thick ; 

 middle tibiae slightly curved. 



Not rare. (E. S.) 



38. comptus, Wlk. e. m. iv. 228 (18^1).— stigmatellus, Ztt. d. s. 

 i. 306. 41. — pallipes, var. a, Ztt. i. 1. 553. 16. Niger, palpis flavis, 

 alis limpidis, pcdiba.s fulvis, femoribus posterioribus tibiisque posticis apice 

 tibiis anlicis tnrsisque nigris. Long. 1-li ; alar. 2^-3 lin. 



