38o LEPIDOPTERA. 



Cornwall, Somerset, Wilts, Herts, Suffolk. Norfolk, Here- 

 I'ordsliire, Cheshire, Vorksljire, Durham, rarely, and as already 

 meutiouedia Lancashire and Westmoreland. Iu^ValesI found 

 it, though not commonly, in Pembrokeshire. So far as I 

 know this is the extent of its rangfe in these Islands. Abroad 

 it is distributed through Central and Southern Europe, Asia 

 Minor and Armenia. 



1. M. pterodactylus, L. : fuscus, Jtcf-.Stn. — Expanse 

 I to 1 inch (22-25 mm.j. Fore wings long and narrow, 

 red-brown or pale chestnut, dusted with black ; before the 

 fissure are one or two small black dots. Ilind wiugs grey- 

 brown with a reddish flush. 



Antenna^ of the male simple, brown at tlie back, almost 

 white in front ; palpi rather trigonate, but the tip produced, 

 light brown ; head reddish-brown with a white 'line down 

 each side ; ej-es brown ; thorax red-brown, paler behind ; 

 abdomen long, dull brown. Fore wings narrow, a little 

 broader behind, the lobes laid closely together ; costa gently 

 arched beyond the middle ; apex of each lobe bluntly 

 pointed ; pale tawny or red-brown, dusted between the 

 nervures with white ; before the fissure is a black spot or 

 two black dots; cilia reddish-brown with a white line along 

 the base. Hind wings glossy purple-brown. Legs very long 

 and slender, dull brown, white inwardly. Female similar. 



Underside of fore wings red-brown without markings ; 

 hind wings purple-brown. 



On the wing from the end of June till the beginning of 

 August. 



Larva not stout ; head small, narrower than the second 

 segment, polished, rather flat in form, rounded at the 

 sides, ]iaie yellowish-brown prettily reticulated with intense 

 black ; ))ody of fairly uniform width but tapering a little at 

 the extremities, segmental divisions well defined; the skin. 

 with a soft and half-transparent appearance, is sparingly 

 clothed with short hairs ; colour either bright grass-green, or 



