200 ANIMAL ECOLOGY 



Diptera. 



Verrall, G. H. (190 1, 1909). British Flies. London. Two volumes. 



This book covers a number of groups, but does not deal with many 



others, which have not been conveniently summed up in accessible 



publications. The following other works may be mentioned: 

 WiNGATE, W. J. (1906). A preliminary list of Durham Diptera with 



analytical tables. Trans. Nat. Hist. Soc. of Northumberland, Durham, 



and Newcastle-on-Tyne. New Series, Vol. 2, p. i. 



This contains valuable tables for identifying many flies. 

 LiNDER, E. (edited by) (1924). Die Fliegen der palaearctischen Region. 



Stuttgart. Still coming out in parts. 

 Lang, W. D. (1920). A handbook of British Mosquitoes. London. 

 Baer, W. (1921). DieTachinen als Schmarotzer der schadlichen Insekten. 



Berlin. 

 Edwards, F. W. (1926). On the British biting Midges (Diptera, Cerato- 



pogonidas). Trans. Ent. Soc. London. Vol. 74, p. 389. 



Orthoptera. 



Lucas, W. J. (1920). A monograph of the British Orthoptera. London. 

 (Ray Society Publications.) 



Odonata. 



Lucas, W. J. (1900). British Dragonflies (Odonata). London. 

 Lepidoptera. 



Meyrick, E. (1895). A handbook of British Lepidoptera. London. 

 Trichoptera. 



Lachlan, R. (1874-1880). A monographic revision and synopsis of the 

 Trichoptera of the European fauna. London. 



Ephemeroptera. 



Eaton, H. E. (1883). A revisional monograph of recent Ephemeridae or 

 Mayflies. Trans. Linn. Soc. Ser. 2. Zool. Vol. 3. 



Neuroptera. 



WiTHYCOMBE, C. L. (1922). The biology of the British Neuroptera 

 Planipennia. Trans. Ent. Soc. London. 



Larvce of aquatic insects. 



Rousseau, E. (1921). Les larvae et nymphes aquatiques des insectes 

 d'Europe. Brussels. 



Volume I deals with Hemiptera, Odonata, Ephemoroptera, Ple- 

 coptera, Neuroptera, and Trichoptera. The second volume, not yet 

 pubhshed, will deal with Lepidoptera and Coleoptera. 



There are no suitable works of reference on British Collembola, 

 Thysanura, Protura, Plecoptera, or Psocoptera. 



Leeches 

 Harding, W. A. (1910). A revision of the British Leeches. Parasitology, 

 Vol. 3, p. 130. 



Flatworms 

 No good reference works except a paper on free-living land flatworms : 

 Percival, E. (1925). Rhytichodemtis britannicus, n. sp., a new British triclad. 

 Quart. Journ. Micr. Science, Vol. 69 (new series), p. 343. 



