69. Syrphus. 659 



5. .S'. Arhuslorum: nigor , Ihorace liilcscenli hir- 

 sulo* opislomalo cincroo-villoso, iniinDculalo^ abdominis 

 incisuris lcnuilor albidis, basi rufo-maculata ; alis subim- 

 niaculalis; libiis basi albis, mclalarso poslico incrassalo. 

 ^2- (I.o.i- V,~l lin.). 



Mns: puiiiio (ihscurior ; abiioiniiiis spgmeiitum 2:diini fere to- 



tum tlavo-rufum , relicta inacula media trapezina nigra ; 



3:tiiim niaciila ba.sali iitrinc]iie lufa; incisuree tenuiter <& 



simpliciter albidce; 

 Feiii.: grisescens; thorax in iilaisis .siiblineattis ; abiloniinis 



spgmentum 2:flum fere totum nijjriim , inacula laterali (in- 



tercitiiii nulla) trigona riifa ; 3:tiiiin immaculatum ; iiicisuise 



latitis coloiatae, siibgeminatse , h. e. caiise, summo niargine 



alba; ; in copula. 

 Ross. Fn. Elr. 440. 1457. ^. Fall. Syrph. 25. 15. 

 verus. c?^. Panz. Fn. 14. 22. 9- ^^l^'' '"^. Lapp. 593. 6. 

 (^$. 3/usca Linn. Fn. 179«. cT- Scbrank Enum. 415. 902. 

 (^. Krista/is Fabr. Anll. 236. 17. ^. Mcig. Dipt. 3. 395. 

 17. J$. Macq. r,nn'. 503. 7. ^^. Low Bcmerk. 38. 9. 



Hab. in lloribiis pra-sorlim Composilarnm & Umbel- 

 lalarnm, foliis frulicum, graminosis dc. , por borlos cfe 

 prala Scandinavia! in primis moriilionalis d- mcdise, ubi- 

 que vulgalissimus, nl nullns frcquoiilior, in prima gene- 

 ralionc sa;pc jam monsib. Aprili d; Majo visus d- lunc 

 slalini ad copulalionom froquonlor paraUis; sero aulumno 

 individua ctiam obsorvanlur ; sciliccl in Scania , Rlokingia , 

 Smolandia, A^^oslro- d- Oslrogolbia , Olandia, rioltlandia 

 lola, Uplandia, Jemllandia usquo ad lUilan <!• Hofvor- 

 bergel , copiosc^ dcinde versus seplonlrionom rarescil &, 

 intra Lapponiam vix nisi ad Ofvcr-Tornca d- Karosnando 

 parcissime visus. In Dania froq. (In Finlaiidia, D. Sahl- 

 her^. Ex Hamburgo ti- Hclgolandia ulrumque soxum 

 inihi benigne communicavit 183iS D. Dahlbotn). Feminas 



