NOCTUIDiE. ACRONYCTA. 43 



occurs in the autumn ; the imago appearing towards the beginning or middle 

 of May. 



A very common species, not only tliroughout the metropolitan 

 district, but in other parts : I have received specimens from the 

 New Forest, Devonshire, Norfolk, &c. " Alderley, Cheshire." 

 — Rev. E. Stanley/. " Epping."— ilfr. H. Doiihleday. « Netley." 

 —Rev. F. W. Hope. 



Sp. 12. Euphorbiae. Alls anticis cinereis, fusco undatis, stigmatilus albidis, 



abdomine cinereo. (Exp. alar. 1 unc. 5 — 6 lin.) 

 No. Euphorbiae. Wien. V.? — Ac. Euphorbiae. Steph. Catal. part ii. p. 93. 



No. 6289. 



Closely allied to the foregoing : head and thorax cinereous, -with a dusky lateral 

 Hne; anterior wings cinereous, with a short basal striga, an undulated one 

 before the middle, and a curved one behind, the space between the latter 

 paler, and bearing the stigmata, which are rather pale and distinct, the an- 

 terior round, with a fuscous margin, the posterior reniform, clouded with 

 cinereous, and bordered with fuscous ; ciUa spotted with fuscous ; posterior 

 wings and abdomen cinereous. 



Caterpillar light-brown, with black dorsal spots, a ferruginous lunula on the 

 neck, and a white streak on the anterior segments : it feeds on the Euphorbiae 

 Esula and Cyparissias : — the imago is produced in the beginning of May or 

 the end of April. 



This insect has been taken, though rarely, in the New Forest, 

 and near London. 



Sp. 13. Euphrasia. Alts anticis exjlavo cinereis, fusco undatis, abdomine ^flavo- 



cinerascente. (Exp. alar. 1 unc. 6 hn.) 

 Ac. Euphrasiae. Ochsenheimer. — Steph. Catal. part ii. p. 93. No. 6290. 



Head and thorax cinereous, varied with black, with the sides of the latter with 

 a black line : anterior wings of a flavescent-ash, thickly strigated with black 

 undulations, nearly as in Ac. Rumicis, but more obscurely; a pale waved 

 striga near their posterior margin, and the latter spotted with fuscous ; the 

 anterior stigma obliterated; the posterior obscure plain cinereous, with a 

 fuscous margin : posterior wings pale whitish-ash, with the border and a 

 central lunule faintly suffused with fuscous : abdomen yeUowish-ash : pos- 

 terior wings dusky in the female. 



Caterpillar black, with a row of white spots on the back, and irregular rufescent 

 spots on the sides; legs black: it feeds on various plants, as the Euphrasia 

 officinalis, the white thorn, bramble, whortleberry, birch, Euphorbiae Esula 

 and Cyparissias, &c. : — the imago appears in June. 



My specimen of this insect was caught near London; I believe 

 at Birch-wood. 



