255 



Var. 5. Anterior wings fuscous, with a conspicuous waved line be- 

 tore the anterior stigma, and a quadrate black spot between the stig 

 mata ; posterior wings white, margins dusky. 



Var. 6. Anterior wings fuscous, with two transverse, yellow, waved 

 strigge ; posterior stigma yellow. 



Var. 7. duhia. The beautiful specimen before me is a female, with 

 four transverse yellow strigoe, the first near the base and interrupted, 

 the second before the anterior stigma, the third behind the posterior, 

 and the fourth parallel with the posterior margin, which is spotted with 

 black ; posterior wings dusky. I obtained this variety from the cabi- 

 net of Mr. Stone. 



Var. 8. Light brown, the markings very obsolete, except a few yel- 

 low dots upon the costa. 



Var. 9. ruris. Anterior wings light brown or reddish, with various 

 yellow spots and streaks, the ordinary stigmata tinged with yellow. 



Var. 10. Red brown, with two transverse strigae and a row of dots 

 near the posterior margin, yellow ; posterior wings white, with a well- 

 defined fimbria, margin fuscous. 



Var. 11. All the wings red brown, with the stigmata a little paler. 



Var. 12. oheliscata. Anterior wings red brown, with a long black 

 spot, interrupted by the anterior stigma, and based upon the posterior. 

 I obtained this variety from the cabinet of the late Mr. Haworth, as 

 his type of oheliscata. 



The above connecting links are described from specimens in my 

 collection. 



The vast number of specimens I have examined, sent to me fi'ora 

 different parts of the country for that purpose, varying from a dingy 

 black to a light red, with all the intermediate grades of character and 

 tints of colour, have convinced me that they all constitute but one in- 

 constant species. 



Agroiis Radiola, radla. 



These varieties are taken near London ; Stepney Church-yard, 

 Colney Hatch and Epping Forest. 



Var. 1. Radiola, male. Anterior wings ashy, with a large, quadrate, 

 brown jjatch at the base and one upon the costa, united to the poste- 

 rior stigma, behind which is a row of black dots, and near the posterior 

 margin a row of whitish spots ; anterior stigmata obsolete ; posterior 

 wings white, with dusky nervures. 



Var. 2. radia, male. Anterior wings ashy grey, with two large 

 dusky spots upon the costa, the first at the base, the other beyond the 



