1<M 18. Homhijliita. 19. Phlhirin. 



hiis niagis obsciiris , libiis siilicct \ix nisi basi t«;staccis. 

 Baiba upisloiuatis furte etiam iniiuis dcnsa, fcro tota nigra, 

 pilis tantum 4)aifcis flavis in medio tnixta. Relifiua iit in 

 antecedeiitp. 



19. PHTIIIRIA Meig. 



Corpus parvuni, obIon(>;uni, pubescens. Color obscure cinere- 

 us. Motu agilis. Habitatio in arenosis. Metainorphosis 

 ignota. Diffcrentia sexns ; mas : «)culis in fronte connexis; 

 feniina: oculis in fronte (iistantibus. 



1. P. juilirario : ol»scurp ciucrca , pcdibus conco- 

 loribus; alis albo-liyalinis. ^^. (Long. 1 — 1^ lin.). 



Mas : nigro-cinerascens iinniaculatus, pubescentia corporis erc- 

 cta, ulbida, barba epistoniatis valde exserti supranigra, in- 

 fra mentique nivea, halteribus albis, clava supra maculaiii- 



gra; 



Fem.: cinerea, parce flavo-macuhita, pubesceiitia corporis dc- 

 pressa, nitida, flavida, barba epistoinatis exserti tenui ulbi- 

 da, halteribus niveis; in copula. 



Meig. Dipt. 2. 219. .3. c?$. ZcII. Bomb. in Isis 1810. 

 23. .3. $. Pomhy/ii/s IVlikan Mon. 58. f. 11. Voliicelta 

 campcstris Fall. Homb. II. 1. ^[^. 



Hab. in canipis arcnosis propc tcrram volans, Thy- 

 mum , Jasioncm monlanam <lc. frcqucnlans, pcr Succiani 

 meridionalcm d- mcdiam, pass. , 8 Jul. — 16 Aug. ; 

 scilicct in Scania ad Kjcflinge, Abusa, Esperod, OsUa 

 Torp ct-c., ficq. , sicpc in copula capla; in Oslrogolhia in 

 Wadstcna-I.ol rar. ; in Olandia, D. Wahlhev}!: ; In Goll- 

 landia ad Slcnk\ rka d- >>'ambIingbo , passim. 



O^. Parva. (j : (hor.ice it .scutcllo iniuiaculatis ; $:cpisto- 

 inate utrinque, orbita (HMiloruni faciaii, llioraci: linj^a late- 

 rali ab huiueris ad radiccni alarum diiria, s(utp|l!((u<' ma- 



