274 LITFIOCOLLKTID-'R. 



([uatuor cost.T, tribus dorsi, iiitrorsum fusco-niarginatis, albidis, pmicto 

 apicis rotundo atro. Exp. al. S^-i lin. 



Head pale saffron-yellow. Face and pal])i silvcrv-wliite. Antennae 

 yellowish, annulated with fuscous. Anterior wings pale saffron-yellow 

 or very pale ochreous, with a haml lint' of the fjroHiid-colovr, ilark-mar- 

 (jlned on both aides, ienuinatiiif/ in the fold beyond the middle, and with 

 four costal and three dorsal streaks paler, internally with dark margins ; 

 the first costal streak is dark-margined on both sides ; between the 

 second and third pairs of streaks are some dark scales on the disc ; the 

 black apical sj)ot is round. Posterior wings grey, with paler cilia. 



Abundant in May and August. The larva mines the underside 

 of the leaves of the oak in autumn and July. 



f \7TTT ^*^' ^es^asiiella, Zell. L. E. i. 221. pi. 1. f. 23 (1846); Sta. 



^'^— — ■ Alls anticis dilute croccis, linca hix-SiAM hand pallidiore, vtrinque fusco- 



L-0<-'^ marginata, strigulis (juatuor costa\ tribus dorsi {jviina tonga, apicc idtra 



secimdain prodticto), introrsuna fusco-uiarginatis albidis, puncto apicis 



rotundo atro. Exp. al. 4— U lin. 



Head saffron-yellow. Face and palpi whitish. Antenn;c whitish, 

 annulated with fuscous. Anterior wings saffron-yellow, with a straight 

 basal line hardlg pater titan the ground-colour, dark-viargined on both 

 sides, terminating before the middle, and with four costal and three 

 dorsal streaks yellowish-white; the first costal is dark-margined on 

 both sides, the others only internally ; the first dorsal streak is very 

 long and curved, its apex reaching over the apex of the second dorsal spot, 

 its apical half is dark-margined on both sides, the other spots are only 

 dark-margined internally ; the third dorsal spot is very indistinct ; the 

 black apical spot is round. I'osterior wings grey, with paler cilia. 



Very abundant in the south of Eng'land, apjx^aring in May, 

 August; and November. The larva mines by preference the un- 

 derside of the leaves of the evergreen oak, during the winter and 

 spring, and in July and (3ctobcr, but it also feeds on oak, horn- 

 beam, chestnut, etc. 



21. corylifoliella, Haw. L. B. 580 (1829); Step.; Sta.; Hiib.? 

 — utmifolietla. Step. ? Alls anticis ochreo-rufis, linea tenuissiina basali, 

 strigulis oppositis oblifpiis tenuissimis in medio, strigula parva dorsi 

 prope anguluni analeni, striguhique minore costcU ajucem versus, albidis, 

 striola apicis einerea. Exp. al. 4^ lin. 



Head reddish-ochreous. Face and palpi whitish. Antenna^ whitish, 

 annulated with fuscous. Hinder tarsi whitish, spotted with dark fns- 

 cf)us. Anterior wings reddish-ochreous, with a very slender unniargined 

 whitisji basal streak ; in the miildle arc two very slender obi iqnehj -placed 

 opjjosite v^hitish streaks; both are preceded by a few dark scales, which 

 are continued along the margins towards the base of the wing; beyond 

 the streak are two (sometimes united) dark grey patches, one on the 

 costa, the otiier beneath the apex of the dorsal streak, this is frecpiently 

 continued towards the apex of the wing'; on the inner margin near the 



