*7& LLOYD'S NATURAL HISTORY. 



The variety JVi fuliginalis has the " wings 'smoky-bluish, 

 with the base, and a very obscure central line, darker." 

 (Stephens.') 



The larva has fourteen legs, and a black head. The sides 

 of the body are reddish-blue, with light brown tubercles and 

 hairs. On the back is a rather broad, interrupted, white band, 

 striped with slate-colour in the middle. It is darkest on seg- 

 ments 5, 7, 9, and 10, on which it takes the form of double 

 crescents. 



It feeds on sloe, white-thorn, mountain ash, &c. 



The pupa is brown and thickened, depressed in the middle, 

 It is enclosed in a silky cocoon. 



THE SCARCE BLACK ARCHES. NOLA ^RUGULA. 



Phalcena arugula, Hiibner, Vogel u. Schmett. Taf. 61 (1792). 

 Pyralis centonalis, Hiibner, Eur. Schmett. vi. fig. 15 (1796). 

 Hercyna centonalis, Treitschke, Schmett. Eur. vii. p. 193 



(1829). 

 Nola centonalis, Duponchel, Lepid. France, viii. (2) p. 275, pi. 



228, fig. 5 (1831); Kirby, Eur. Butterflies and Moths, p. 



393 (1881); Buckler, Larvae of Brit. Lepid. iii. p. 44, pi. 



43, fig. 6 (1889); Barrett, Lepid. Brit. Isl. ii. p. 190, pi. 



65, figs. 4. 4^-^(1894). 

 Nola arugula, Kirby, Cat Lepid. Heter. i. p. 374 (1892). 



The Scarce Black Arches. 



This little Moth is only found in Europe. It expands about 

 inch. The fore-wings are glossy white, with three yellowish- 



