EXPLANATION OF THE CONTRACTIONS. 



Schumm. Dipt. Siles. ; Tip. — Schiim- 

 mel, Beytiiige zur Entomologie im 

 Bezug auf Schlesien, Gattung Liiu- 

 nobia; Gattung Tipula. 



SchwEegr. — Schvvfegrichter, see Ratz. 



Scop., E. C. or Eut. Carn. — Scopoli, 

 Eiitomologia Carniolica. 



St. Farg. — Lepeletier St. Fargeau, 

 Encyclopedie Methodique, Tome X. 



Stann.Observ. Spec. ISIycetoph. — Stan- 

 nius,Observationes de speciebus uon- 

 nullis generis Mycetophila;, etc. 



Steph. Syst. Cat. — Stephens, Syste- 

 matic Catalogue of British Insects. 



Stew. — Stewart's Outlines, etc. 



Stg. or Sta'ger, D. D. or Dipt, or Dipt. 

 Dau. or Kroy. Nat. Tids. or Kroy. 

 Naturh. Tidskr. — Stceger, Kroyer's 

 Natnrhistorisk Tidsskrift, System. 

 Fortegu. o. d. i. Danmark fundne 

 Diptera, o. s. v. 



Stnh. — Stenhammar. See Act. Holm. 



Turt. — Tiu'ton, the System of Nature, 

 etc. 



Vail.— Yallot, A. S. N. 



Vill. — Villers, Linnsei Entomologia 

 Fauna Suecicse descr. aucta, etc. 



Walk, or Wlk. C. D. B. M.— Walker, 

 Catalogue of the Diptera of the Bri- 

 tish ]\luseum. 



Westw. Class. II. Syn. Gen. Brit. Itis. 

 or ■Slod. Class. — Westwood, Intro- 

 duction to the Modern Classification 

 of Insects, etc. 



Wied. o;- Wd. Zool. Mag. — Wiedemann, 

 Zoologisches Magazin. 



Wiegm . — Wiegmann. 



Winn. Linn. Ent. — Winnertz, Linnfca 

 Eutomologica, Stettini. 



Zell. or Zlr. — Zeller, Isis von Oken. 



Zett. or Ztt. D. S. or D. Sc. or Dipt. 

 Scand. ; I. L. or Lap. — Zetterstedt, 

 Diptera Scaudinavise ; Insecta Lap- 

 ponica. 



Zool. Journ. — Zoological Journal, con- 

 ducted by Bell and Sowerby. 



VOL. IV. 



