QUADRIFID^:. 263 



Wood in the same county, and even in one locality in 

 Gloucestershire. This appears to be the extent of its range 

 past (so far as is known) and present, in these Islands. 

 Abroad it is found in many parts of Central Europe, South 

 Sweden, Northern Italy, Sardinia, Livonia, Southern Russia, 

 Siberia, Persia, and in some portions of North America. 



5. C. promissa, Esp. — Expanse 2 to 2± inches. Thorax 

 moderately stout ; fore wings pale grey dusted and banded 

 with black-brown ; transverse lines zigzagged, deep black. 

 Hind wings rich crimson ; the inner black stripe very per- 

 pendicular, curved but not angulated ; hinder band deep 

 black ; cilia white dashed with black. 



Antennas of the male long, tapering, minutely ciliated, 

 black brown ; palpi rather short, curved up, broadly tufted, 

 black, the base and tips of the joints white, apical joint a 

 small point ; eyes rough, naked, deep black ; head white 

 mixed with black, and having a transverse black bar between 

 the antennas ; collar white, repeatedly barred with a mixture 

 of golden-brown and black, and across its upper portion 

 with deep black ; remainder of the thorax mottled with pale 

 brown and black and dusted with white, a black edging 

 round each shoulder-lappet, and a similar line across the 

 very small short back crest ; fascicles grey-brown ; abdomen 

 of the same colour, stout, but tapering to a point; dorsal 

 portion covered with soft light brown hair-scales ; lateral 

 tufts hardly visible, anal tuft very narrow. Fore wings 

 moderately broad; costa rather straight or very faintly 

 arched ; apex bluntly angulated ; hind margin strongly 

 crenulated, oblique but hardly curved ; dorsal margin rather 

 filled-out; colour pale grey or whitish-grey, abundantly 

 dusted and mottled with black, and sometimes with pale 

 brown ; basal line black, rather straight, abbreviated, resting 

 upon the upper of two black streaks which mark the bases of 

 nervures; first line deep black, very thick, duplicated at 

 each margin, but in the middle and throughout broadly 



