248 



Var. b Siebke (m). „Abdominis segmentis 3 & 4 maculis ven- 

 tralibus tiavis." Ad Laurgaard in par. Sell Gudbrandsdalise 

 mense Julio 1853 reperta. 



3. B. analis Meig , Zett. XI, 4155 (m & f). 



Feminam unicam ad Throndhjem 6 September 1844 inveni, 



4. B. duhia Stseger, Zett. XI, 4157 (m & f). 



Habitat ad Hove in Stordalen S0ndm0riai Juli 1864 (ipse), 

 in jugo alpino Vcerdalise ad Suulstuen uterque sexus parce 

 (Zett). 



5. B. nigricoxa Sta^ger, Zett. XI, 4158 (m & f). 



Feminam in alpe Kselah^g Vtierdalia? 22 Juli 1840 prof. 

 Zetterstedt cepit, mihi nondum obvia. 



6. B. sciarina Stseger, Zett. XI, 4159 (m & f). 



In jugo alpino Vairdalise ad Suul et „Koug Carl Johans 

 Klev" observata (Zett.). 



7. B. consohrina Zett. XI, 4162 (m & f). 



Habitat in alpe Dovre rarissime, duo tantum specimina in- 

 veni, unum (m) ad Kongsvold 6 August 1861, et alterum (f) 

 ad Fokstuen 16 Juli 1873. 



8. B. horealis Zett. XI, 4161. — Leia trivittata Zett. Ins. Lap- 

 ponica 862. 5 (m & f), ex parte. 



Ferainam ad Kongsvold in alpe Dovre 28 Juli 1873 Dom. 

 Siebke legit (sec. notam marginalem in ejus „Diptera Scandi- 

 navise" tom. XI. Schneider). 



9. B. conformis Siebke, Nyt Mag. 1864, pag. 188 (m). 



„Nigricans, thorace cinerascente nigro-subvittato, tuberculo 

 humerale ferrugineo, anteunis obscuris articulo 3tio ima basi pal- 

 pisque flavis, abdomine nigro, ano concolore, alis hyalinis, ner- 

 vis costalibus distinctis, fuscis, reliquis paullo tenuioribus, hal- 

 teribus pedibusque flavis, trochanteribus tarsisque obscuris, 

 tibiarum calcaribus obscuris." Long. 2 decimall. (m). 



