138 B1BIONID.E. 



nigro-fnscis; Foem. alls eiuereis ad costam fuscescentibus, pedibus rufis. 

 Long. 2|-3 ; alar. 5-6 lin. 



Black. Male. Head clothed with black hairs. Thorax and abdo- 

 men clothed with whitish hairs. Wings very slightly greyish, a little 

 darker along the costa; stigma and veins towards the costa blackish- 

 brown, the other veins pale brown. Tarsi and hind tibiae reddish or 

 reddish-piceous. Feat. Wings grey, brownish along the costa; veins 

 towards the costa and stigma brown, the other veins pale brown. Legs 

 red ; coxse, trochanters, knees, spines of the fore tibiae, and tips of the 

 tarsi black. 



Not common. A vernal species. (E. I.) 



10. hybridus, Hal. E. M. i. 157 (1833); Loew. Mas, niger, 

 pallide pilosus, pilis capitis abdominisque segmenti primi omnibus, 

 thoracis scutellique ex parte nigris, tibiis tarsisque ferrugineis. Long. 

 2-2i ; alar. 4 lin. 



Male. Black, clothed with pale hairs. Hairs of the head and of the 

 first abdominal segment wholly, of thorax and of the scutellum partly, 

 black. Tibiae and tarsi ferruginous. 



Kare. (I.) 



11. nigripes, Meig. Zw. i. 316. 9 (1818); Gim. Niger; Mas, 

 nigro-hirtus, alls snbcinereis apud costam obscurioribus, abdoiniue albo- 

 piloso ; Faun, alls subcinereis, pedibus rufis. Long. 3-3i ; alar. 6-7 

 lin. 



Black. Male. Head arid thorax clothed with black hairs. 7nys 

 greyish, dark grey along the costa ; stigma dark brown ; veins towards 

 the costa black, the other veins pale brown. Abdomen clothed with 

 white hairs. Fern. Body clothed with short whitish hairs. Wings 

 greyish, a little darker along the costa ; stigma brown ; veins towards 

 the costa black, the other veins pale brown. Legs red ; tips of the 

 femora, of the tibiae, and of the joints of the tarsi black. 



Not common. (E. S.) 



12. clavipes, Meig. Zw. i. 317. 3 (1818); Hal; Mcq. ; Zell. ; 

 Gim. ; Loew ; Zett. Johannis p., T\ ; Gmel. ; Schr. ; Meig. Kl. Zw. 

 dorsalis, Meg.; Meig. -flamcollin, Meg.; Meig. -fulvicollis? Gira. 

 efihi]>j)inni, Zett. I. L. Niger ; Mas, nigro-pilosus, alls limpidis ad 

 costam nigricantibiis, abdomine albo-piloso ; Foem. thorace nonnunquam 

 plus miuusve rufo, pectore ventreque rufescentibus, alis sublimpidis, 

 pedibus rufis. Long. 3-4 ; alar. 6-8 lin. 



Black. Male. Head and thorax clothed with black hairs. Wmas 

 limpid, blackish along the costa ; stigma and veins towards the costa 

 black, the other veins white. Abdomen clothed with white hairs. Ff/ii. 

 ffings nearly limpid ; stigma and veins brown. Pectus and abdomen 

 reddish beneath. Legs red; tips of the femora and of the tarsi and 

 fore t.ibuu black. Var. /S. Thorax with two red spots in front. Var. y. 

 Thorax red, with three black dorsal stripes. Var. ft. Thorax red, with 

 t\vo black dorsal stripes. Var. e. Thorax wholly red. 



