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SMALL PEARL-BORDERED FRITILLARY. 
Melittea Silene. 
PLATE XIII. 1’iu. 3. 
Tap. Silene, Fair. Haworth. — Melittea Silene, Jermpn, 
Steph. — Pap. Euphrasia, Letvin, pi. 13 Small pearl-bor- 
dered Fritillary, Haworth. 
Rather smaller than the preceding, which it 
greatly resembles on the surface : the characters by 
which it is distinguished on the under side, consist 
in the ground colour of the secondary wings being 
ferruginous, or rust-brown, with the transverse band 
at the base and middle not of so light a yellow as in 
M. Ettphrosyne : in having three silvery spots in the 
central band, and five others, three of which are 
placed in aline on the anterior border, and the oilier 
two near the inner edge ; in having only six triangular 
spots of silver on the border ; and, lastly, in having 
the ocular spot towards the base black, with a red 
pupil. 
The caterpillar is described as being black and 
spiny, the one-half of the spines yellow, and the 
sides of the body marked with a light-coloured stripe. 
The butterfly is of frequent occurrence, but seems 
