;y ' /? 3 S^ 



679. 



ACROLEPIA BETULELLA. 



The Durham Tinea. 



Order Lepidoptera. Fam. Tineidae. 



Type of the Genus, Acrolepia autumnitella Curt. 



AcEOLEPiA Curt. 



Antenna inserted in front of the head, close to the eyes, remote, 

 rather short and capillary, not so long as the body, composed of 

 numerous joints clothed with scales above (1), basal joint stout 

 and ovate. 



Maxilla nearly as long as the antennae, very slender and spiral, 

 without tentacula at the apex (3). Palpi distinct (7 #«), in- 

 curved, slightly scaly, rather short, slender and triarticulate, 

 basal joint obovate, 2nd subglobose, 3rd long, slender, subfusi- 

 form, the apex producing a pencil of scales (3 a). 

 Labial palpi long, divaricating and recurved, clothed with short 

 scales, tapering and triarticulate, basal joint elongate-clavate, 

 2nd longer and linear, 3rd very long, slightly curved and taper- 

 ing to a point (4 and 4 a) . 

 Head small and globose, covered with broad depressed scales with a few 

 coarse hairy ones at the back of the head {1 front view, 7 # the pro- 

 file) : eyes hemispherical, neither large nor jjrominent. Thorax 

 small. Abdomen slender, not short, tapering, a little tufted at the 

 apex in the males. Wings very much deflexed in repose (N), with 

 the apex raised, superior elongated, sublinear, the apex rounded ; 

 cilia short and regular : inferior lanceolate, nearly as broad as the 

 superior ; cilia long. Thighs short : tibiae, anterior with a long 

 slender internal spine, the others spurred at the apex, hinder loiig, 

 clothed only with short scales, loith a pair of spurs also above the 

 middle, one of them very long (8 \) : tarsi 5-jointed, basal joint long : 

 claws and pulvilli minute. 

 Larvae and metamorphoses unknown. 



Betulella Curt. — Gen. 1031^. 



Ochreous-brown ; antennae white spotted with black ; palpi 

 whitish, fuscous outside ; head and thorax subferruginous ; su- 

 perior wings slightly clouded, with a few indistinct pale spots 

 on the costa, sparingly freckled with black and whitish dots, 

 interior margin with several minute cream-coloured dots with 

 dark margins, and a large somewhat ovate or trigonate cream- 

 coloured spot at the centre, margined with black and bearing 1 

 or 2 black lines ; cilia ferruginous, with a yellowish spot above 

 the middle ; inferior wings grey, the cilia with an ochreous tinge : 

 abdomen and legs fuscous, the latter spotted with yellowish 

 white. 



In the Cabinet of Mr. Dale. 



