ARGYRESTHIA. 187 
the costa; a fuscous spot from the anal angle goes partly across the 
wing, and then terminates in the apex; cilia grey. Posterior wings 
grey, with paler cilia. 
Common among apple and pear trees in June and July. 
16. Sorbiella, Treit. H. 5. ix, 2. 160 (1833); F. v. R. pl. 15. 
f. 2; Zell.; Lienig; Sta.; Dup.? Alis anticis aldidis, dorsum yersus 
albis, costam versus dilute aureo-brunneo reticulatis, maculis tribus dorsi 
(prima ante medium, altera majore obliqua fere costam attingente pone 
medium, tertia minore ad angulum analem) awreo-fuscis ; capillis albidis. 
Exp. al. 6 lin, 
Head, face, and palpi whitish. Antennee white, annulated with fus- 
cous. Anterior wings yellowish-white, whiter on the inner margin, to- 
wards the costa reticulated with pale golden-brown ; on the inner mar- 
gin are three golden-fuscous spots, the first before the middle, the second 
larger and obliquely placed, beyond the middle, almost reaching to the 
costa, the third smaller at the anal angle; cilia pale yellowish-grey. 
Posterior wings grey, with paler cilia. 
Common in June and July, among (Sorbus Aucuparia) moun- 
tain-ash and (Sorbus Aria) the white beam-tree. The larva feeds 
in the leaf-buds of those plants in May. 
17. pygmeeella, Hiib. 353 (1816); Treit.; F.v.R. pl. 15. f.1;— 
Lienig; Zell.; Sta.—semifasciella, Waw.; Step. Alis anticis nitidis 
viridi-albis, dorsum versus dilutioribus, macula recta dorsali ante medium 
per plicam ad basim ducta, macula obliqua majore pone medium dorsi 
(costam non attingente) maculaque minore ad angulum analem dilute 
aureo-brunneis. Hixp. al. 6% lin. 
Head white. Face inclining to pale bronze. Palpi white. Antenne 
white, annulated with fuseous. Anterior wings shining greenish-while, 
paler along the inner margin; before the middle of the inner margin is 
a pale golden-brown spot, perpendicularly placed and united to the base 
of the wing by a streak along the fold ; beyond the middle of the inner 
margin is an oblique pale golden-brown spot, reaching more than half 
across the wing, and at the anal angle is a smaller spot; cilia greenish- 
white. Posterior wings pale grey, with paler cilia. 
Common among sallows in June and July. The larva feeds in 
the young shoots of the sallow in May. 
18. Goedartella, Lin. 8. N. (10) 541. 291 (1758); Fab. ; Hiib. 
Tin. 133; Haw.; Treit.; Step.; Dup.—semiargentella, Don. lis 
anticis albis (interdum aureo-suffusis), fascia obliqua e basi costae, fascia 
media ad costam fureata, fasciaque postica aureis ; capillis albido-luteis. 
Exp. al. 6 lin. 
Head yellowish-white. Face and palpi white. Antenne white, an- 
nulated with fuscous. Anterior wings white (sometimes suffused with 
golden), with an oblique golden fascia from the base of the costa, a 
golden fascia in the middle fureate on the costa (one arm reaching the 
Rds ‘i 
