TRIFURCULA. 307 
2. squamatella, Sta. Cat. p. 30 (1849). lis anticis albidis 
griseo-squamatis, sguamis coste dorsique rarioribus, linea longitudinali 
tenui curvata disci aléida; capillis luéeis. Exp. al. 4: lin. 
Head and face luteous. Palpi whitish. Antennie fuscous, basal 
joint whitish. Anterior wings whitish, irrorated with grey scales, the 
costa and inner margin being less suffused, and a very slender curved 
longitudinal line on the disc, uninterruptedly whitish; cilia whitish. 
Posterior wings pale grey; cilia whitish. 
A few specimens have occurred among broom in August, in 
company with the following, of which perhaps it is only a variety. 
3. immundella, Zell. Isis, 1839, p. 215, 339; Sta. Alis anticis 
albidis ubique griseo-squamatis ; capillis uleis aut violaceis. Wxp. al. . 
34-4 lin. 
Head and face duteous, sometimes violet. Palpi whitish. Antenne 
grey, basal joint whitish. Anterior wings whitish, wvorated with grey 
scales throughout ; cilia whitish. Posterior wings pale grey, with yellow- 
ish cilia. 
Common amongst broom in July, and at the beginning of Au- 
gust; has occurred at Charlton, Dartford Heath, etc., and in the 
south of Scotland. 
4. pulverosella, Sta. Cat. p. 30 (1849). Alis anticis albis, 
grosse ciner¢o-squamatis, capillis ferrugineis. Exp. al. 3 lin. 
Head and face ferruginous. Palpi whitish. Antenne grey, basal 
joint whitish. Anterior wings with coarse dark ashy-grey scales, upon 
a paler ground; cilia yellowish-white. Posterior wings pale grey, with 
yellowish-white cilia. 
A few specimens have occurred in May and June, among wild 
apple-bushes. 
