276 THE BRITISH NATURE BOOK 



fore-wings, with basal, central, and marginal areas dark brown ; in some 

 varieties more or less clearly denned. P.p. goose-grass. Ly. Lanes and hedges. 



Dark-barred Twin-spot Carpet (Coremia unidentaria). E. about i inch. 

 Fore- wings ochreous grey, with central band smoky black ; just above middle 

 of wing, close to the hind margin, are two black dots, like a " : ". L. on various 

 low plants, June to July, and September to October. Moth in May to June, 

 and August to September. (The RED TWIN-SPOT CARPET (C. ferrugata) (E. 

 f-i inch) is very variable ; fore-wings ochreous grey, with the patches reddish 

 brown ; hind-wings greyish white. Other details as above.) 



Flame Carpet (C. designata). E. about I inch. Fore-wings pale grey, 

 with purplish chocolate base and central patch. L. on cabbage and cresses, 

 June and July, and August to September. Moth in June and August. Ly. 

 Damp woods. (The BEECH GREEN CARPET (Amoebe olivata) is somewhat similar, 

 but when fresh has greenish fore-wings. L. on bed-straw. Moth in July to 

 August. Local.) 



The Green Carpet (Amoebe viridaria) has greenish fore-wings; the central 

 patch is a deeper green, with two dark triangular top corners, and another at 

 the wing-tips. L. on bed-straw. Moth in June. Ly. Commons, heaths, and 

 hedges. 



The Mottled Grey (Malenydris multistrigaria}. E. about i| inch. An 

 ochreous grey moth, with many brown dots on fore-wings ; the central area 

 defined by two lines of dots. L. on bed-straw in May to June. Moth March 

 to April. Ly. Damp woodlands and heaths. 



The Twin-spot Carpet (M. didymata). E. about i inch. Fore- wings 

 greyish brown, with a dark central band. Close to the outer margin above 

 the middle are two black spots (with a third nearer the tip). The female is 

 smaller and paler. L. on bilberry, campion, primrose, and grasses in April to 

 May. Moth in July to August. Very common. 



November Moth (Oporabia dilutata). E. i-i inch. Fore- wings ochreous 

 grey, with darker lines and shades. Hind-wings lighter, with line round margin. 

 L. on elm, oak, birch, and fruit trees. April to June. Moth in October to 

 November. Ly. Woodlands. Common. 



Silver-ground Carpet (Xanthorhoe montanata). E. i-ij inch. Wings 

 in some species silvery white, varying in others to brownish grey; a slight 

 patch at base ; an irregular darker central band, roughly Y-shaped. L. on 

 low plants, such as bed-straw, August- to April. Moth in June to July. 

 Common. 



Garden Carpet (X. fluctuata). E. i-ij inch. Variable ; greyish wings. 

 The fore-wings with basal and central bands ; the central often ending half- 

 way across the wing. Also often a dark patch near the tip, with another smudge 

 below. L. on cabbage, and other garden plants, June to October. Moth 

 practically from May to October. Common. When at rest looks like an 

 irregular grey patch. 



Common Carpet (X. sociata). E. i-ij inch. Very similar to the Wood- 



