ARGYRESTHIA. . 185 
with the inner margin white, interrupted beyond the middle by a dark 
fuscous nearly straight fascia, which, although indistinct in the middle 
of the wing, is again perceptible on the costa, where it is defined by a 
white spot on each side; two or three smaller white spots are on the 
costa towards the apex; cilia greyish-purple. Posterior wings grey, 
with paler cilia. 
_ Very common among sloe-bushes, at the end of May and be- 
ginning of June. ‘The larva in the shoots of sloe, early in May. 
10. glaucinella, Zell. Isis, 1839, p. 205; Sta. Alis anticis 
griseo-eneis, dorso anguste albido, ad fasciam saturatiorem utrinque 
inate strigulis parvis transversis fuscis ; capillis albido-luteis. Exp. 
al. 4 lin. : 
Head white, mixed with pale yellowish. Face and palpi whitish. 
Antenne yellowish-white, with slightly darker annulations. Anterior 
wings greyish-bronze, with the inner margin whitish, broadest on each 
side of the nearly perpendicular dark fascia; several small transverse 
Juscous spots can be observed in the pale inner margin ; cilia fuscous. 
Posterior wings pale grey, with paler cilia. 
A scarce species, appearing in June and July; has occurred at 
oi Baal and Beckenham, near London, near Bristol, also in 
Vales, 
ll. retinella, Zell. Isis, 1839, p. 205; Sta.—ocellea, Step. ?— 
Cornelia, Evers.? lis anticis albis, fusco transverse-reticulatis, cos- 
tam versus fuscescentibus, macula obliqua plice pone medium, maculaque 
apicem versus fuscis, puncto apicis nigro. Exp. al. 5 lin, 
Head white, with a few grey hairs. Face and palpi white. Antenne 
whitish, with pale fuscous annulations. Anterior wings white, with 
numerous transverse fuscous spots, and towards the costa almost en- 
tirely suffused with pale fuscous; deyond the middle of the fold is a 
large fuscous spot, obliquely placed, and another large fuscous spot lies 
towards the apex of the wing ; at the extreme apex is a black spot; cilia 
greyish-fuscous. Posterior wings dark grey, with paler cilia. 
Common among birches in June and July. 
12. abdominalis, Zell. Isis, 1839. p. 205; Sta.; Lienig? Alis 
anticis aldis, striis duabus e basi, macula obliqua dorsali pone medium, 
punctisque sparsis posticis disci luteis, squamis apicis atris. Exp. al. 
4 lin. 
Head, face, and palpi white. Antennie whitish, annulated with pale 
fuscous. Abdomen rufous. Anterior wings white, with two yellowish 
streaks from the base, one near the inner margin stopping abruptly 
before the middle, the other near the costa, less sharply defined and 
reaching beyond the middle; beyond the middle of the inner margin is 
a yellowish spot, curving outwardly, and several scattered yellowish 
spots lie in the apical portion of the wing, some black scales are at the 
extreme apex ; cilia pale yellowish. Posterior wings whitish, with paler 
cilia. 
VOL, III. 2B 
