EMPIS. 91 



ferrugineo-cinereis, abdomine ferrugineo ; Foem. alis limpidis, abdomine 

 fusco. Long. 3^; alar. 9 lin. 



Cinereous, thinly clothed with black hairs and bristles. Lancets 

 pale yellow. Antennae black. Thorax with 3 black stripes. Stigma 

 dark brown, very slender ; veins black, tawny at the base. Halteres 

 tawny. Legs tawny, clothed with short black hairs and bristles ; 

 tarsi black, dark tawny at the base. Male. Facets of the eyes rather 

 larger than those of the female. Proboscis black, much longer than 

 that of the female, tawny towards the base. Wings ferruginous, grey. 

 Abdomen ferruginous. Fern. Proboscis ferruginous, black at the base. 

 Wings colourless. Abdomen brown. 



Generally distributed. (E. S. I.) 



4. opaca, Fb. s. a. 138. 7 (1805) ; Mg. ; Mq. ; Ct. rujipes, Fb. 

 Cinerea, antennis nigris, thorace nigro-quadrivittato, alis subferrugineis, 

 halteribus fulvis, abdomine nigro, pedibus rufis, femoribus tibiisque 

 apice tarsisque nigris. Long. 3-3-i- ; alar. 8-8-J lin. 



Cinereous, thinly clothed with black hairs and bristles. Proboscis 

 black ; lancets ferruginous ; palpi yellow, beset with a few black 

 bristles. Antennae black ; first and second joints clothed with black 

 hairs ; third lanceolate, as long as the first and the second. Thorax 

 with 4 black stripes. Wings slightly ferruginous ; no stigma ; veins 

 brown, tawny towards the base. Halteres tawny. Abdomen black 

 and shining above. Legs pale red, thinly clothed with black hairs and 

 bristles ; coxaa, tarsi, and tips of the femora and of the tibiae black. 



Generally distributed. (E. I.) The larva and the pupa live in 

 the earth, and the latter is armed with spines. 



5. unicolor ? Brulle, exp. m. 639 (1832); Mq. d. i. 327. 1 (1834). 

 Nigra, thorace cinereo-subtrivittato, alis subcinereis ad costam subfulvis, 

 halteribus fulvis. Long. 3-4 ; alar. 6-8 lin. 



Black, shining. Thorax with 3 indistinct grey stripes. Wings very 

 pale grey, with a slight tawny tinge along the fore border ; veins brown, 

 tawny towards the base. Halteres tawny. Male. Clothed with black 

 hairs. Fern. Clothed with pale hairs. 



Very rare. In the collections of the Entomological Club and 

 of Mr. Saunders. (E.) 



6. lucida, Ztt. i. 1. 561. 3 (1840). Nigra, alis subfuscis, halteri- 

 bus luteis. Long. 2-2-i ; alar. 5-6 lin. 



Black, slightly shining, thickly clothed with black hairs and bristles. 

 Third joint of the antenna? lanceolate, very much longer than the first 

 and the second ; fifth not more than one-fourth of the length of the third. 

 Wings pale brown-, stigma black, very narrow; veins black, tawny 

 towards the base. Halteres luteous. Metatarsi very slightly dilated. 



Generally distributed, especially abundant on moors and moun- 

 tains of the north. (E. S.) 



