76 



DRAWER XXIII. 

 Xanthia citrago Linn. 



1716 Barnsley, viii. 1874 (Harrison). \ 



1713 

 1710 

 1711 

 1712 



\ 



5791 



4736 

 4737 

 5542 

 5543 



Var. aurantiago Tutt. Ground colour orange-red : 

 the common British form. Cf. Barr., PL 230, fig. ib. 

 Denmark, 1884 (Staudinger). 



Ground colour paler orange than in the type ; the 

 central transverse line conspicuously dark. 

 Continent, 1880 (Staudinger). -> 



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Island of Flado, 1883 (Staudinger). C 



Ab. subflava Ever. Ground colour orange, crossed by 

 a basal and a hind-marginal dark reddish band ; 

 stigmata filled in with the same colour. A very 

 distinct form. 



*5668 Leipzic, 1884 (Gerhardt). 



*5835 vi. 1885 (Harwood). 



*5834 



*5833 



Xanthia fulvago Z,mw.=cerago Fah. 



91 Forres, viii. 1871 j. 



Crawley, Sussex, 1875 (Peters). 



2743 

 2745 

 3963 

 3964 

 3965 



Derby, bred from larva, ix. 1887 (Sheldon). 



3968 

 3967 



92 

 2744 



93 



6339 



95 



97 



96 



3962 



3956 



3960 



3958 

 3959 

 6717 

 6716 



Ab. suflusa Tttit. The central markings extended and 

 dark purplish-brown in colour. Cf. Barrett, Plate 

 230, fig. 2a. The specimens range in size from 28 

 mm. (3964) to 35 mm. (2743). ' Larvae taken at 

 Little Eaton, three miles N.E. of Derby, and 

 noticeable that many of the lepidoptera occurring in 

 that valley incline to melanism ' (MS. note in Mr. 

 Dobree's diary). 

 Gateshead, bred 1878 (Hedworth). 



>) >» )) 



Forres, viii. 1871 f. 

 Crawley, Sussex, 1875 (Peters). \ 

 Forres, viii. 1871 f. / 



Ab. aurantia Tutt. Ground colour orange. 

 Chabarofka, Amurland, 1881-1886 (Graeser's expedition). 



The central markings confined to the costa, where the 

 most conspicuous mark is a dark triangular blotch 

 near the apex. Cf. Barrett, Plate 230, fig. 2. 

 Forres, vii. 1 8 7 1 , ' equally abundant with the type f . " 

 >> '> )) >> )) >> )> T" 



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Gateshead, bred 1878 (Hedworth). 



Amurland, 1888 (Tancre — taken by Graeser). 



Ab. flavescens Esp. The markings reduced to a dark 

 spot in the lower half of the reniform stigma, and 



