52 



THE BNTOMOLOGIST. 



the base of the costa and on the prothorax. Suffusion is 

 probably more or less common to all species ; and Mr. 

 VV. H. Edwards considers the application of severe cold to 

 the pupa as a cause (Can. Ent. ix. 203). I heard of no 

 monstrosities last year; but a specimen with three wings 

 female, and the fourth (left fore wing) male, is recorded in 



CoLiAS Edusa (tliird lirood, male). 



the 'Entomologist' (vol. v., p. 447). Twelve varieties are 

 figured in the accompanying plate, but it has been difficult 

 to select from the numerous beautiful specimens which have 

 been kindly placed at our disposal. Especial thanks are due 

 to Mr. Bernard Cooper; to Mr. Eedle ; and to Mr. Meek for 

 procuring the four varieties belonging to Mr. Harper. 



Description 



Mr. H. T. Mennell's surt'used 

 female. Taken by himself at Bognor, 

 Sussex, August, 1877. Unfortunately 

 not a good specimen. 



Mr. C. A. Briggs' very dark bor- 

 dered female. Taken at Folkestone, 

 Kent, in 1877. 



Mr. C. A. Briggs' very liglit bor- 

 dered female. Taken at Folkestone, 

 Kent, in 1877. 



Mr. B. Cooper's pale saflron 

 variety. Taken at Green Street, 

 near Sittingbourne, Kent. 



Mr. P. H. Harper's female variety, 

 with fore wings Ilelice, and liinil 

 wings Edusa. 'i'aken near Enfield, 

 Middlesex, in 1877. 



^Ir. 1'. H. Harper's very curious 

 pah' Helice. Taken at I5riglitoii, 

 Sussex, in 1877. 



OF Plate. 



Mr. W. H. Harwood's female, 

 varying curiously in shajie and in 

 the spots in the fore wings. Taken 

 near Colchester, Essex, August, 1877. 



Mr. P. H. Harper's variety, with 

 the tip of the fore wings suffused to 

 the central spot. Taken at Brigliton, 

 Sussex, in 1877. 



Mr. P. H. Harper's female variety, 

 with curious imle markings in the 

 border of the hind wings. Taken at 

 Brighton, Sussex, in 1877. 



Mr. T. Eedle's small female of the 

 third brood ; bred. A curiously- 

 sliaped male of the same brood is 

 figured in the woodcut. 



Mr. W. P. Weston's curious speci- 

 men, with tlie right side llcUce, and 

 left side Edusa. Taken at Fincliley, 

 ^Middlesex, 7th August, lK7G. 



Mr. B. Cooper's large dark bor- 

 dered Helice. Taken in Kent in 



1877. 



The species of Colias inhabiting Europe have been S])lit 

 up into about thirty species by different authors. Slaudinger 



