PYUALID.E. rECHIPOGON. 15 



porrected horizontally, with the terminal joint placed vertically as in 

 the foregoing genera ; but from them it may be known by their more 

 elongate wings, which are transversely marked with dark waved or 

 incurved lines ; by the males having the anterior tibia? adorned with 

 a very long expansive bundle of hairs, and the proportions of the 

 palpi are dissimilar. 



Sp. 1. barbalis. Alis omnibus cinerascenfibus, atomis sirigisque tribus obsolctis 

 fuscis. (Exp. Alar. 11 lin. — 1 unc. 4 lin.) 



Ph. Py. barbalis. Linnd. — Polypogon barbalis. Steph. Cafal.il 158. JVo. 6762. 

 — The fanfooted. Harris. Exp. pi. ii. f. 2. 



Wings ashy : anterior darkest, with three distinct fuscous streaks, one before 

 the middle, slightly unangulated, the second beyond the middle, acutely an- 

 gulated towards the costa, and approximating to the former one on the inner 

 margin ; the third between the second and the hinder margin nearly straight, 

 with a lighter edge exteriorly ; on the hinder margin itself is a faint dusky 

 line : posterior wings palest from the costa to the middle, with two, more or 

 less distinct, dusky streaks, bordered externally with whitish, on the extreme 

 margin a fuscous line as on the anterior wings : cilia brownish-ash. 



Caterpillar red-brown, with the head darkest, and a dark line on the back : it 

 feeds on the oak and birch : the imago appears from the middle of May to 

 the beginning of July, and is abundant in woods. 



Extremely common in the woods in the vicinity of the metropolis, 

 as at Oak of Honour, Pcckam, Coombe, Darenth, Colncy Hatch, 

 Hertford, Ripley, &c. " Epping."— Mr. H. Dotihleday. 



Genus CCXLIX. — Paracolax, Hiihier. 



Palpi curved, ascending, longer than the head, compressed, triarticulate, and 

 densely clothed with scales and hairs, the terminal joint slender recurved ; 

 basal joint short, curved, second joint slender at the base and apex, incras- 

 sated towards the middle, apical about half as long as the second, slender, 

 aciculate: maxillte rather long. Antenna, slightly bipectinated in the males ; 

 ciliated within in the females : head with a dense tuft of hair between the 

 antennae : eyes rather small: thorax slender : ivings slightly elongate ; ante- 

 rior subtriangular, with the hinder margin entire, the disc with transverse 

 dark streaks ; posterior rounded behind, with transverse streaks : abdomen 

 rather long, tufted at the apex, acute in the females : legs slender ; posterior 

 tibiae with two pair of spurs : the males with the anterior tibiw mostly fur- 

 nished with a longer or shorter fascicle of hairs, and much incrassatcd : 

 anterior tarsi slender ; sometimes wanting. 



