86. Xylota, 8TI 



3. X. ISemorum: aenescens, glabricula, anlennis 

 obscuvis; abdoininc atro, maculis (in sognienlis 2 A 3) 

 qualnor navo-nilis; libiis b:isi larsorumque anleriorurn 

 arliculis 2 priniis, llavis, femoribus poslicis parum crassis 

 sublus cilialis. J"^. (Long. 3.^ — 1 lin.). 



Meig. Dipt. .3. 219. II. J^. Macq. Buff. 1. 521. 3. 

 ^^. Zell. Ins. Lapp. 585. 3. <^$. Low Bemerk. 28. 2. 

 Alilesia Fabr. Anll. 192. 17. Milesia is;nava Fall. Syrph. 

 11. 6. (^9- (exclus. syn. Panzeri 00. f. i. $, quod acl 

 Xyl. ignovam Meig. perliuol). 



Hab. in ncmorum foliis fruticum, per Scandinaviam , 

 10 Jul. — 18 Aug. , sat vulgaris; scilicel in Scania rarius; 

 in Oslrogotb. ad Wadslena , Fredensborg, Godegard, Gu- 

 sum, Haradsbammar dc, froquens; in Weslrog., D. 

 Rosenschuld; in Gotllandia ad Rulbe; in Babusia ad 

 Marslrand, D. fVahlberg; in Uplandia ad Holmiam; in 

 Jemllandia ad vilhim Siitbor tl: ad radiconi Aroskulan; 

 in Lapponiis Umensi ad Lycksolc, Aselc, Wilhelmina 

 dc. , fioq. , in Torncnsi ad Muonioniska , raiius; in Nor- 

 vegia ad ISiLss Vaidalin', pass.; in Dania rar. , D. 'SV^r^ir^r. 



oj. Caput ulbido-pollinosiim. KronsinJ <»Ha, nitida, niaculu 

 iiiedia utrinque tiigoiia alba. Antenna? cuni seta iiigite, 

 te.staceee 1. biuiincai. Thorax tt scuteiiun» ienea , nitida. 

 Pleuise strij^a albu-pilosa. AUe, sqiianue 6c halteies ut in 

 piioie. .Abiionien atriini iiiiiduin, in $ segmciito 2:do ma- 

 culis in mcdio 2 oppositis rotundis rufo-(la» is , in segmentu 

 3:tio maculis etiani 2 ad latera, opi^ositis sub(jua(liatis , 

 ejusdem coioiis; in ^ maculce hce majores, per paria , it 

 lioruin , praesertini posticum, interdum fere in fasciam aii- 

 ijuste interruptani conflueiites. Segmentiim 4:tum ajiieo-ni- 

 grum, basi maciila utrinque albo-pubescente, d- iii $ sicpe mar- 

 gine apicali rufescente. Venter iii medio rufescens. 1'edes 

 iit in diagnosi. Femora postica parum crassa , subtus ci- 



