ee ee, ee ee 
3" 
—————e oo ee eS” Sh Le 
- = 
74 PLUTELLID”, 
wings whitish, with the veins streaked with ochreous or fuscous, and 
with numerous scattered fuscous scales ; on the fold before the middle 
is a black spot; cilia pale greyish-ochreous. Posterior wings pale grey, 
with pale greyish-ochreous cilia. 
Not scarce in the neighbourhood of Huddersfield: the imago 
appears in June and July. The larva feeds on the bark of the 
honeysuckle in May. 
12. Kylostella, Linn. S. N. (12) 890. 389 (1767).—dentella, 
Fab.; Haw. ; Step.—harpella, W. V.; Hiib.; Treit.; Dup.; Zell.— 
harnatus, Fab. Alis anticis rufo-brunneis, dorso late luteo-albo, stria 
tenuissima obliqua pone medium, plicam superante. Exp. al. 10 lin. 
Head and face yellowish-white ; at the sides brown. Palpi yellowish- 
white ; second joint beneath brown. Antenne white, annulated with 
black. Anterior wings reddish-brown, darkest above the fold and in 
the middle of the wing, posteriorly paler and of a greyish tint; the 
inner margin rather broadly yellowish-white, with an extremely narrow 
oblique white streak, running half across the wing beyond the middle ; 
in the extreme apex is a fuscous streak ; cilia pale fuscous. Posterior 
wings dark grey, with paler cilia. 
Common in gardens and hedges among honeysuckle in July 
and August. The larva feeds on the leaves of the honeysuckle in 
May. 
Genus IV. THERISTIS. 
Theristis p., Hiib.; Step. Harpipterye p., Treit.; Curt.; Dup. Plu- 
tella p., Zell. 
Capilli hirsuti. Antenne simplices. Haustellum mediocre, nudum, 
Palpi maxillares filiformes. Palpi labiales, articulo secundo in fasci- 
culum tenuem longum producto, articulo tertio erecto drevi aculei- 
formi. Ale anteriores elongate acuminate ; ale posteriores (ante 
angulum analem leviter retusa) lanceolate, Jonge ciliate. 
Head rough. Antenne simple. Tongue of moderate length, naked. 
Maxillary palpi slender, filiform, Labial palpi with the second joint 
prolonged into a Jong slender tuft ; the third joint much shorter than 
this tuft, erect, acuminate. Anterior wings elongate, acuminate ; pos- 
terior wings (slightly emarginate before the anal angle) lanceolate, with 
long cilia. 
Only one species is known in this genus; it appears in the 
autumn, and, hybernating, is again seen in spring. 
1. caudella, Linn. S. N. (12). 894. 417 (1767).—Panczerella, 
Don.; Curt.—culérella, Wb. ; Treit. ; Dup.—acinacidella, Miib.; Step. 
Alis anticis dilute griseo-ochreis, stria supra plicam ex basi usque ad me- 
dium, maculaque plice ante medium, saturate fuscis, xp. al, 13} lin. 
