LEPIDOPTERA. 233 
The Meal-moth, Pyralis farinalis (Pyr'a-lis far-i-na'lis) is 
a common species. 
The larva feeds on 
meal, flour, and old 
clover-hay. The moth 
is commonly found 
near the food of the 
larva, but is often 
seen on the ceilings 
of rooms sitting with 
its tail curved over 
its back. It expands 
about an inch ; the 
fore wings are light 
brown, crossed by 
two curved white 
lines, and with a dark 
chocolate-brown spot 
On the base and tip Fig. 277.—Wings of Pyralis farinalis . 
of each. 
The Clover-hay Worm, Pyralis costalis (Pyr'a-lis cos-ta'- 
lis). The larva of this species sometimes abounds in old 
stacks of clover-hay, and especially near the 
bottom of such stacks. As the infested hay be¬ 
comes covered with a silken web spun by the 
Fig. 278 .—Pyralis larva, and by its black gunpowder-like excre¬ 
ment, much more is spoiled than is eaten by 
the insect. The moth expands about four fifths of an inch. 
It is of a beautiful lilac color, with golden bands and fringes 
(Fig. 278). 
Family Galleriim: (Gal-le-ri'i-dae). 
The Bee-moth Family . 
This is a small family, of which only seven species have 
been found in our fauna. The best known of these is the 
Bee-moth, Galleria mellonella (Gal-le'ri-a mel-lo-nel'la). The 
