1 78 Lloyd's natural history. 



tioned embodying the greater part of the results of his h'fe- 

 work in this direction (though he also published some smaller 

 books and papers on Lepidopterd) comprising much additional 

 matter not previously published in the "Annales." Milliere's 

 work is not exclusively confined to French Lepidopfera, or 

 I should have noticed it later on. 



Works on separate groups of Palcearctic Lepidoptera. 



The most complete descriptive work on the subject 

 generally is Fritz Riihl's " Die palaearktischen Grosschmetter- 

 linge und ihre Naturgeschichte," of which one volume, con- 

 taining the Butterflies, has been published at Leipzig (1892-95). 



Butte7'flies. 



Since the publication of my works on European Lepidoptera 

 already mentioned, several others have appeared in English, of 

 which the most important is Dr. Lang's "Butterflies of Europe" 

 (18S1-1884), in which all the species, and the transformations 

 of many of them, are described and figured. 



Gerhard in his" Versuch einer Monographic der Europaischen 

 Schmetterlingsarten: Theda, Polyominatus^ Lyc^na, Ne/neolnus'' 

 (Hamburg, 1850-1853) furnishes us with a very useful and 

 interesting set of figures, but the letterpress is very meagre. 



Austaut, " Les Parnassiens de la Faune Palearctique " 

 (Leipzig, 1889), has given us a series of descriptions and 

 illustrations of the beautiful and, till recently, little known 

 genus Farnassnis, most of which inhabit the mountains of 

 Central Asia. (Cf. also Elwes, P.Z.S., j8S6, pp. 6-53 ) 



Moths. 

 The Aigeriidce^ or Small Clearwings, were monographed by 

 !)Laspeyres in a small work published at Berlin in 1801, under 



