SARROTHRIPUS] ARCTIADAE 35 



and 10 out of 8. Hindu in-s : :\ and 4 connate, 5 absent, 6 and 

 7 closely approximated at l>ase, s from middle of cell. 



A small genus, widely distributed but mainly tropical, 

 especially Malayan, only one occurring in Europe; although so 

 dissimilar to the three following, it is undoubtedly more allied 

 to them and especially to Earias than to any other. Larva 

 without hair-tufts. Cocoon boat-shaped. 



1. S. undulana, Ilh. (>v m//<7#, Tr.) 23-27 mm. Forewings 

 varying from grey to brown ; sometimes some black subbasal 

 markings; first and second lines sinuate-waved, more or less 

 distinctly dark-margined : median area often darker or browner 

 towards c<i;( : a >mall round brown or black discal spot, some- 

 times obsolete; sometimes some blackish spots before first line, 

 and on anterior edge of subterminal. Hindwings light grey, 

 terminally darker. 



Britain to Koss, S. Ireland, local ; Europe, N. and WC. 

 Asia: 7-4. Larva green; dorsal line darker; head reddish- 

 hrown : on Salix caprea ; 5, 6. 



12. EARIAS, ffb. 



Head smooth -scaled, with rough projecting tuft between 

 antennae. Ocelli present. Antennae in < ciliated. Palpi 

 moderate, subasivnding, second joint thickened with dense 

 loosely appressed scales. Thorax smooth beneath. Abdomen 

 smooth -scaled. Tibiae smooth -scaled. Forewings: 7 and S 

 out of 9. Hindwings: 3 and 4 stalked, 5 absent, 6 and 7 

 connate, 8 from middle of cell. 



Includes about forty species, mostly Asiatic, though stray 

 representatives occur almost everywhere. Larva without hair- 

 tufts. Cocoon boat-shaped. 



1. E. clorana, L. 18-22 mm. Head white. Forewings bright 

 Driven ; costa white, more broadly towards base. Hindwiu-s 

 white. 



Kent to Dorset and Norfolk, local ; N. and C. Europe, N. 

 and WC. Asia; 5, G. Larva whitish, sometimes pinkish-tinged: 

 narrow dorsal and broad subdorsal, lateral, and spiracular lines 

 light ferruginous-brown, subdorsal much darker on 2-5 and front 

 of 6 and 12; subspiracular white; pairs of rather pointed 

 tubercles on 3, 4, 6, and 12; head pale green, black-marked: 

 amongst spun leaves of Salix viminalis ; 7, 8. 



13. HYLOPHILA, Hb. 

 Head smooth-scaled. Ocelli present. Antennae in $ shortly 



