ALUOITID.E. PTEllOPHORUS. 371 



posterior, are very long, and tins pair is armed with two pair of very- 

 long spurs : the wings during repose are expanded horizontally, and 

 in some cases folded longitudinally ; the abdomen is very long, 

 linear in the males, somewhat fusiform, being smaller towards the 

 apex in the females, the apex itself being acute. 



A. Posterior wings without an appendage on the inner margin. 



a. Anterior wings broad, deeply cleft, pale: — Aciptilia, Hubner. 



Sp. 1. pentadactyhis. Alis omnibus ciliisque niveo-sericeis iminaculatis. (Exp. 

 Alar. 1 unc 1 — 3 lin.) 



Pt. Al. pcntadactyla. Linne. — Donovan, v. v. pi. 110. — Pt. pentadactyhis. 

 Steph. Cutal ii. 229. No. 7604. 



Anterior wings acute at the apex, and with the posterior wings and all the 

 cilia snow-white, with a satiny gloss; the rest of the body and limbs, 

 except the eyes, which are black, the same, but less glossy. 



Caterpillar greenish-white, with dusky dots, a whitish dorsal line, with an 

 ochreous one on the sides : it feeds on nettles, &c.: pupa also green : the 

 imago occurs copiously in banks and hedges where nettles abound. 



Extremely abundant in hedges and lanes, especially where nettles 

 abound, throughout the metropolitan district : it occurs in great 

 plenty in the garden at the Hermitage. 



fSp. 2. spilodactylus. Alis antic is obtusis, albidis, costa baseos fascid obliqud 

 interrupta maculisqne posticisfuscis. (Exp. Alar. 11 lin.) 



Pt. spilodactylus. Curtis, v. iv. /;/. 101. — Stej)h. Catal. ii. 229. No. 7605. 



"Anterior wings with the costal margin and the base pale fuscous, a rhomboidal 

 spot at the middle of the costa, extending obliquely across the wings, inter- 

 rupted by the nervures, fuscous ; two spots near the apex upon the superior 

 (anterior) pUnnc, and two or three on the inferior (posterior) of the same 

 colour: inferior (posterior) wings pale fuscous, variegated with white." — 

 Curtis, I. c. 

 A rare, or at least local species : it has occurred on the coast of 



Dorsetshire and in Suffolk. " Taken by Mr. Sparshall in some 



abundance upon underwood on July 8, 1824, upon a heath near 



Mildenhall, Suflblk."— C/nV/.v, /. c. 



Sp. 3. galactodactylus. Alis anticis subacutis, albidis maculisj'uscis. (Exp. 

 Alar. 11— Hi lin.) 



Al. galactodactyla. Hubner. — Pt. galactodactylus. Steph. Catal. ii. 230. 

 No. 7616. 



Anterior wings somewhat acute, whitisli, with a geminated brown spot at the 

 origin of the cleft, a larger simple one beyond on the costa, with another 



2a 2 



