EXPLANATION OF THE CONTRACTIONS. 



Schumm. Dipt. Siles. ; Tip. Schiim- 

 mel, Beytrage zur Entornologie ira 

 Bezug auf Schlesien, Gattung Lim- 

 nobia ; Gattung Tipula. 



Schwsegr. Schwsegrichter, see Ratz. 



Scop., E. C. or Ent. Carn. Scopoli, 

 Eutoniologia Carniolica. 



St. Farg. Lepeletier St. Fargeau, 

 Encyclopedic Methodique, Tome X. 



Stann.Observ. Spec. Mycetoph. Stan- 

 nius, Observationes de speciebus non- 

 nullis generis Mycetophilse, etc. 



Steph. Syst. Cat. Stephens, Syste- 

 matic Catalogue of British Insects. 



Stew. Stewart's Outlines, etc. 



Stg. or Stseger, D. D. or Dipt, or Dipt. 

 Dan. or Kroy. Nat. Tids. or Kroy. 

 Naturh. Tidskr. Stseger, Kroyer's 

 Naturhistorisk Tidsskrift, System. 

 Fortegu. o. d. i. Danmark fundne 

 Diptera, o. s. v. 



Stnh. Stenharnmar. See Act. Holm. 



Turt. Turton, the System of Nature, 

 etc. 



Vail. Vallot, A. S. N. 



Vill. Villers, Linnsei Entomologia 

 Faunae Suecicee descr. aucta, etc. 



Walk, or Wlk. C. D. B. M. Walker, 

 Catalogue of the Diptera of the Bri- 

 tish Museum. 



Westw. Class. II. Syn. Gen. Brit. Ins. 

 or Mod. Class. Westwood, Intro- 

 duction to the Modern Classification 

 of Insects, etc. 



Wied. or Wd. Zool. Mag. Wiedemann, 

 Zoologisches Magazin. 



Wiegm . Wiegmann. 



Wirm. Linn. Ent. Winnertz, Linnsea 

 Entomologica, Stettini. 



ZeU. or Zlr Zeller, Isis von Oken. 



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

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

 Diptera Scandinavise ; Insecta Lap- 

 ponica. 



Zool. Journ. Zoological Journal, con- 

 ducted by Bell and Sowerby. 



VOL. IV. 



