2908 207 a). Stenopleryx. 



subjeqiialibiis, 5:to magrio, ungvilms tridentatis. Color slra- 

 minecis. Molus &^ mores ut in Ornithoinyzn, at ala; vola- 

 tui vix idoneffi. Iinagines i>arasilap, saiigvisugx. Hospiliuin 

 in Aviliiis. Feinina iuijiiiiara. Differentia sexus in externis 

 vix nisi ex abdomiue niaris ininore, feniina pauHo majore, ' 

 ovidiiclu sa;i»e exserlo, conjicitur. — Ocelloruin iirccsentia, 

 tarsoruin ungves tridentati, set« anlennariim olilongarum iilii- f 

 res, ociili mediocres ovati, haiistelluin iialjiis simriis iion lon- A 

 gius, alee ahdomine multo longiores, anguslissimjp, apice subu- \ 

 latae, cosla Itasi longe ^iilosa, i^ habitalio in Hirundinibus, \ 



\ 



1. St. Hirundinis : straminea; oculis piceis; abdo- 

 niine obscuro ; alis subulalis pallidis. ^^. (Long. fere 2 lin.). 



Leach Eproboscid. 16. 1. Tab. 25. f. 9. Meig. Dipt. 

 (3. 234. 1. T. 64. f. 5 — 7 (dircclione nervoruni in alis 

 non adcurale delineala). — Macqv. Buff. 2. 644. 1. T. 

 24. f. 13. (abdomine nimis longo). — Hippohosca Hi- 

 rtmdinis Linn. Fn. Sv. 1923. Syst. Nat. 1767. Edil. 12. 

 1010. 2. Reaumur Ins. T. 11. f. 1—5. Sch«ff. Elem. En- 

 lom. Tab. 70. Modecr in Act. Soc. Litt. Golhob. 1785. 

 3. p. 37. Fabr. Ent. Sysl. 4. 415. 3. Antl. 339. 5. Ross. 

 Fn. Etr. 508. 1592. Fall. Hiemalomyz. 15. 3. <^$. — 

 Ornithomijia Hirtindinis Lalr. Gcn. 4. 362. Nitzsch in 

 Germ. Mag. 3. p. 309. 



Hab. in Hirundinum nidis ubi pullos imprimis in- 

 festant, libentcr in Cypselo Apus, saepe in Hirundine ru- 

 stica, inlerdum cli;im in Hirund. urbica; per Scandina- 

 viam mcridionalcm & mcdiam minimc rara; agilissime 

 currit, volando incpla. (Ad Moabite prope Bcrolinum 

 a D. Duhlbom 16 Jul. 1842 capla mecumque commu- 

 nicala). 



