I|t Caitatltatt mnto«tal00bt 



VOL. XXIII. LONDON, OCTOBER, 1891. No. 10. 



DESCRIPTIONS OF SOME BUTTERFLY LARV^ FROM 



YOSEMITE.— III. 



BY HARRISON G. DYAR, YOSEMITE, CAL. 



Phyciodes mylitta, Edw. 



Egg. — Not observed ; but laid about 50 together. 



First Stage. — Head shining black; width .25 mm. Body cylindrical ; 

 cervical shield and anal plate black ; fine black hairs, slightly curving 

 forward, arise from minute black elevated spots. 



Second Stage. — Head black and shiny ; width, .40 mm. The body is 

 covered with rows of conical elongated tubercles, each with many bristly 

 hairs, arranged as in the .mature larva. Sordid greenish, shaded with 

 black dorsally, the cervical shield, anal plate and tubercles black. 



Third Stage. — Head slightly bilobed with a few hairs ; shining black, 

 labrum pale ; width .60 mm. Cervical shield and anal plate black, the 

 processes on the body densely spined, not long, the three upper rows on 

 each side black, the rest short and pale. Body blackish on the dorsal 

 half, with a black dorsal line ; subventral and ventral regions pale whitish. 

 Thoracic feet black, abdominal feet blackish. 



Fourth Stage. — Head slightly bilobed, rounded, ocelli large, mouth 

 projecting ; a number of hairs, colour shining black, labrum whitish, hair 

 black; width i.i mm. Body covered with conical processes, .50 mm. 

 long, densely spined and arranged as in Junonia. The body dorsally, 

 including the cervical shield and anal plate and the three upper rows of 

 processes, deep black ; grayish laterally and subventrally, the fourth row 

 of spines and a stigmatal band running along their bases subtranslucent 

 white. Thoracic feet and last pair of abdominal feet black, the others 

 much paler ; claspers white. 



Fifth Stage. — Head black and shiny, slightly hairy, a whitish streak 

 on the side of the vertex of each lobe ; width 1.8 mm. Body black 



