CONSPECTUS OF MOTHS. 205 
Tue CENTRAL Sinver Bar (M- mediofasciella, Sreruuns). 
Wings two lines and a half, very similar to the last, but smaller; 
the first pair of wings deep black, with the band in the middle of 
amore Silvery hue, and, in some situations, very slightly inter- 
rupted; second pair broader than in the foregoing, darker or 
lead-black. Very rare. Near London. 
Tae DIAMOND-BARRED Pyomy (M. aurella, SrePHENS) ap- 
pears in summer. Wings one line one-third to two lines one- 
fourth, of a very brilliant gold-colour, posteriorly deep black, 
with a silvery band; second pair deep black, with a very bright 
silvery streak; head white, with the forehead rust-brown; an- 
tennee short and black. Chelsea. 
Tue Pyomy Sriver BAr (M. posticella, SterneNs). Wings 
two lines and a half; first pair of a brown-silvery silky hue, 
with a straight posterior silvery-gold band from the upper edge 
nearly to the vent angle, and behind this, in some positions, 
brownish, with a purplish tinge ; second pair very pale brownish. 
Very rare. Near London. 
Tue VioLeT Pyomy (M. violaceella, SterHENs). Wings one- 
fourth of an inch ; first pair deep black, with a tinge of violet ; 
head rust-brown; antenne very remarkable, strong, short, 
somewhat necklace-formed, covered at the base of the head 
with a plate of white. Very rare. Near London. 
Toe Cream Pyomy (M. floslactella, SterHeNns) appears the 
end of May, about woods and hedges. Wings one-fourth of an 
inch ; first pair very pale-yellowish, with a large, irregular, 
band-like, deep black patch in the middle, and another terminal, 
roundish, deep black tinged with violet, extending from the 
upper edge to the thinner margin, fringes yellowish-white ; 
second pair lead-brown, silky, with very deep lead-coloured 
fringes on both sides, Near London, and Surrey. 
Tue BLACK-HEADED Pyemy (M, atri-capitella, SrmrnENs). 
Wings two lines three-fourths; first pair of a gold-colour, with 
the hinder margin strongly tinted with purplish, the upper edge, 
in some situations, reflecting a purplish hue; the head is very 
deep black, and marked with a plate of white at the base of the 
antenne. Uncommon. Near London. 
Tne Rep-HEADED Pyoemy (M. rujficapitella, SrernmEns). 
Wings two lines three-fourths; first pair of a gold-colour, with 
the hinder margin purplish; the head reddish. Near London. 
Tue Least Pyemy (M. pygma@ella, StepuEns) frequents 
hedges, the smallest of all the Lepidoptera. Wings one line 
three-fourths to two lines and a half, anteriorly of a pale-gol- 
den tint, and the hinder margin indistinctly tinged with pur- 
plish; the head reddish. Not common, Chelsea. 
Tue Satin Pyamy (M. sericiella, StepHENS) appears the end 
of May. Wings three lines one-fourth to three lines and a half, 
all of silken glossiness, and brownish-silvery hue ; first pair, in 
Some positions, with two small spots or dots, which are three- 
