126 MUSCIDjE. 



from the prsebrachial transverse vein, and from the border. Alulae 

 whitish. Abdomen pale testaceous, obconical, a little longer than the 

 thorax, with a slender interrupted brown stripe ; first segment with a 

 brown spot on each side ; second, third, and fourth segments with four 

 brown spots on each. Legs tawny ; tarsi black. 

 Not common. (E. S.) 



22. vagans, Fal. Msc. 78. 93 (1810) ; Meig. ; Mcq. ; Zett. Cine- 

 reo-cano-tomentosa, scutello concolore, thorace nigro-quadrivittato, alis 

 subcinereis, venis infuscatis, abdomine subtessellato, pedibus fulvis, 

 tarsis nigris. Long. 3-*- ; alar. 7 lin. 



Black, with cinereous hoary tomentum. Head white. Thorax with 

 four black stripes; scutellum not tawny. Wing greyish; transverse 

 veins clouded with brown; cubital and prsebrachial veins diverging 

 from the praebrachial transverse vein to the border ; discal transverse 

 vein oblique, undulating, parted by a little more than its length from 

 the prsebrachial transverse vein, and by less than its length from the 

 border. Alulse white. Abdomen oval, slightly tessellated, very little 

 broader or longer than the thorax. Legs tawny ; tarsi black ; fore 

 femora black, with tawny tips. 



Not common. (E.) 



23. errans, Meig. Zw. v. 112. 50(1826); Mcq.; Zett. erratica 

 var., Fal. Cano- (Mas) vel cmereo-(Foem.') tomentosa, thorace nigro-qua- 

 drivittato, scutello apicefulvo, alis cinereis, vena pmbrachiali transversa 

 non nebulosa, abdomine subtessellato, pedibus fulvis, tarsis et maris fe- 

 moribus anticis nigris. Long. 3-i- ; alar. 7 lin. 



Black. Head white. Thorax with four black stripes; scutellum 

 tawny towards the tip. Wings grey ; cubital and prsebrachial veins di- 

 verging from the unclouded prtebrachial transverse vein to the border ; 

 discal transverse vein oblique, undulating, clouded with brown, parted 

 by more than its length from the prasbrachial transverse vein, and by 

 much less than its length from the border. Alulse grey, with testa- 

 ceous borders. Abdomen oval, as long and as broad as the thorax, 

 slightly tessellated. Legs tawny ; tarsi black. Male, with hoary to- 

 mentum ; fore femora black with tawny tips. Fern., with cinereous to- 

 mentum. 



Not rare. (E.) 



24. signata, Meig. Zw. v. 113. 52 (1826) ; Mcq. ; Zett. Cinereo- 

 tomentosa, antennis basi pedibusque fulvis, thorace fusco-quadrivittato, 

 scutello apice testaceo, alis subcinereis, venis transversis fusco-nebulosis, 

 abdomine subtessellato, tarsis nigris. Long. 3 ; alar. 6 lin. 



Black, with cinereous tomentum. Head hoary beneath. First and 

 second joints of the antennse tawny. Thorax with four brown stripes ; 

 scutellum testaceous towards the tip. Wings greyish; transverse veins 

 clouded with brown ; cubital and prsebrachial veins slightly diverging 

 from the pra3brachial transverse vein to the border ; discal transverse 



