183. Drosophila. 2545 



nigra; anlennis lestaceis; abdomine obscuro, raaculis dor- 

 salibus navo-albis; poiiibus pallidis, femoribus lale libia- 

 rumquc annulis fuscis^ alaruin iiorvis Iransvcrsis perspi- 

 cue appioximalis, $ ^. (Long, oirciler 1.1 lin.). 



Fall. Gcoiiiyzid. 5. 2. cT?- Meig. Dipt. 6. 82. 1. (e 

 descriplione Falleni Iransscripla). — Macq. Buff. 2. 518. 



1. ^?. 



Hab. in graminosis, foliis frulicum, succo exslillanlc 

 Qvercus, fungis Populi IremuUc , dc, per Sveciam me- 

 ridioiialcm & nicdiam, a medio Junii usque ad finem A- ' 

 ugusli mihi passim obvia ; scilicel in Scaiiia ad Krage- 

 holm, Tranas, Esperdd (12—19 Aug. 1816, Profess. 

 IVahlber^J f parce ; in Ostrogolhia ad Gusum , idem 

 Wahlher}^, ad villam Liiikeloip iii paioccia Mjdlby sal 

 frequcnlcr, ipse. 



c5"9. Inler iiostrates inaxima. Oj>aca. Froiis flava, inaciila verli- 

 cis inagna frigoiia nigra. Sel» verlicis iiigrjc. Antenii<e lesla- 

 ce», sela olisciira pecliiiala, siii>eriie radiis 4 — 5. Epistoina al- 

 bidiim , cariiia inetlia ScPpe fiisca. Seta iilriiiqiie mystacina ni- 

 gra , siili qiia seliilie jiliires exigiia». Pra>laliriiin {iroininiiliiin. 

 Prolioscis sa'jie fiisca. Ociili inagni tola cajiilis lalera imjilen- 

 tes, in viva Ispte riifi. Thorax ciiiereiis, lineis 5 liriinneis, qiia- 

 riim laleraliliiis ininiis regiilariliiis, inaciiliformiliiis. Sciilelliiin 

 fiisciiin cano-inaciilaliim. Alidoinen ovaliini nigro-fiisciim, seg- 

 meiilo l:mo fascia inlerriijila alliida, segmenlis vero 2, 3 ^ 

 4 ad liasiii siiigiili in inedio maciilis semi-roliindis iii viva al- 

 Iiidis, in iiiorliia jileriimqiie Uavis. Al» ciiiereo-hyaliiiie imina- 

 ciilalee. Nerviis aiixiliaris vix ad 4:tam jiarlis cosUn iiiid» ex- 

 tensiis. Segmenliim cosla; 2:diim 1:mu saltein diiplo longiiis, 

 3:tium 2:do saltein diijilo lireviiis. Nervi longiliidiiiales : .Jrliiis 

 in ajiice al» desiiiit, 3:tiiis 4:liis(jiie versiis ajiicein lenilercon- 

 vergenles, 5:tiis ad inargiiiein exlensiis, (j:liis iiulliis 1. valde 

 ahlireviatus, 7:iniis ad basin alce fere ad marginein jiroductiis. 



