BRITISH AND EUROPEAN BUTTERFLIES AND MOTHS. 



95 



A. fugax, Ochs. Fore wings ashy grey, 

 \aried with yellow, and dusted with blackish. 

 The suffused band is dark brown. The posterior 

 transverse stripe is composed of dark lunules, 

 two being in cell ib. The hind wings have 

 a dark central spot. It is found in Eastern 

 Europe in June. 



A. lucernea, Linn. The Northern Rustic. 

 Fore wings iron-grey, with a double, slightly 

 darker transverse stripe, filled in with lighter. 

 The stigmata and submarginal line are in- 

 distinct. The hind wings are white beneath, witli 

 a broad, blackish marginal band. It is found 

 in mountainous districts in Central and North- 

 ern Europe in August. The larva is dark 

 greenish grey, with two rows of white spots 

 on the back. It feeds on low plants till March. 



A. ashworthii, Doubl. Ashworth's Rustic. 

 Fore wings bluish grey, approaching to dove- 

 colour, with three distinct black transverse lines, 

 the last of which is much serrated, and a less 

 distinct submarginal line. The stigmata are 

 slightly darker than the ground colour, and 

 there is a central shade between them. Hind 

 wings smoky grey, paler at the base, with 

 darker nervures. It is found near Llangollen, 

 in North "Wales, in July. Tlie larva is smoky 

 green, with a pale dorsal and whitish lateral 

 line, with a row of black spots above the 

 latter. It feeds till May on grass, golden-rod, 

 devil's bit scabious, wild thyme, etc. 



A. nyctemera, Boisd. Fore wings yellowish 

 grey, with a dark double transverse stripe 

 filled up with lighter. The stigmata and 

 submarginal line are indistinct. It is found in 

 Switzerland. 



A. birivia, W. V. Fore wings bluish grey, 

 with a dark double transverse line filled up 

 with pale yellow. The insertion of the stigmata 

 and the submarginal line are lighter. All the 

 wings have a dark central lunule. It is found 

 in Austria in August. 



A. lucipeta, \V. V. Fore wings yellowish 

 grey, the dark central area and suffused band 

 being darkest. The three transverse lines, 

 the posterior of which is bordered with darker 

 on the outer side, the edges of the stigmata, 

 the interrupted submarginal line, and the dots 

 in front of the fringes are narrowly yellow at 

 the base. The hind wings are yellowish brown, 

 with no central lunule on the under side. The 



thorax is crested, and the antennte ciliated in 

 the males. It is found in South-Central Europe, 

 but is scarce and local. The larva is greyish 

 green, with a white dorsal and lateral stripe. It 

 lives on Tussilngo, nettle, etc., in April and May. 



A. helvetina. And. Fore wings dark bluish 

 grey, darker in the central area, with the trans- 

 verse lines and stigmata light and indistinct. 

 The hind wings are reddish grey. It is found 

 in the Alps in July and August. 



A. decora, W. V. Fore wings yellowish gre)-, 

 the transverse lines, stigmata, and submarginal 

 line being edged with black. Hind wings 

 grey, whitish towards the base in the females, 

 with a curved line on the under side. It is 

 found in South-Central Europe in July and 

 August. The larva is whitish, with a dark 

 dorsal line. It lives on Salvia pvatensis in June. 



A. simplonia, Boisd. Fore wings mouse- 

 coloured, varied with yellow. The transverse 

 lines, stigmata, and submarginal line are distinct- 

 ly edged with black. Hind wings yellowish grey, 

 with a dark transverse line and hind margin. 

 It is found in the Alps in July, and is rare and 

 local. The larva is grey, with a black head, 

 and feeds on the roots of grasses. 



A. cinerea, W. V. The Light-feathered 

 Rustic. Fore wings yellowish or reddish grey, 

 paler in the males, with both transverse lines, 

 which are wide apart, distinctly double, and 

 edged with black on the inner side. The dark 

 central area is deeply notched, without an orbi- 

 cular stigma, and only a small reniform stigma. 

 The indistinct submarginal line forms a short \V, 

 and is edged with darker on the inner side, 

 almost as far as the posterior transverse line. 

 Hind wings lighter, whitish in the male, with 

 a central lunule. The antennas are serrated 

 in both sexes, most conspicuously in the male. 

 The moth is widely distributed in Europe in 

 May and June, but is not common. The 

 larva is bright greenish brown, with three 

 darker dorsal stripes, black oblique streaks on 

 each side of the middle line, and black spiracles. 

 The head is bright brown. It lives on the 

 roots of grasses, and passes the Winter in the 

 pupa state. 



A. saucia, Hiibn. The Pearly Underwing. 

 Fore wings j-ellowish brown or greyish brown, 

 varied with cherry-red, darkest in the central 

 area. The stigmata, especially the reniform, 



