INJURIOUS AND BENEFICIAL INSECTS. 545 
acute hooks. There are a oe scattered hairs over the body 7 ri thoracic legs are 
4 well developed, aes ong pots a stout, short, anal propleg. As usual there are nine 
i breathing each side of the body. The head is Foam Niik t fattened, 
` squarish, the postclypous (as we may call ets triangular inclosure in hag top of the 
: , Shield-shaped with apex acute, and w shallow pits (eyes ?) on each side 
= Sse 
> 
> © 
a & 
Qu 
= 
P 
o ke middle. The true clypeus is s wg transverse. The feelers Sana! are in- 
serted on the side of the head, and are 
: ig. 149 a. 
E is broad; they are four-jomted, with tne. third longest, the TA . 
: tonti Mauk slender, oot we so long as its erona, Upper 
d ) transver val, elliptic, tk ve 
‘ and the surface mo naan con- 
he jaws supa read a Figs. 148 and 149. 
b 
e 
two-jointed, the joints sub- 
Sm, the second but a little longor Larva ane OF Lan- 
than the first. Length of body 
thickness, one-tenth of an inl bt specimens). The pupa (fig. 
149) is white, long and slender, with the club-shaped antennz 
reaching to the middle of the anterior tarsi; the tarsi of the Head 6f-larvs of 
middle pair of legs reaching to the hinder edge of the first Languria. 
abdominal segment; hinder pair of legs concealed, with the 
exception of the area brea Dae by the wing-covers, mon latter ee an pointed 
and ribbed; they reach to the end of the fourth abdominal segmen ear the hind 
ey 
re edge of each segment is a rit ridge, bearing stiff olen rs, and “an ese to seven 
unequal sharp spines, which on the sixth segment are arranged in two irregular rows, 
with six larger than the spate and tipped with black. On the terminal iare are two 
ee 
The yis ae whitish, with a few scattered hairs along the sides. The head 
i cannot be seen from above, being covered by the cay Msg it is rounded oval, and 
es free fr he epin ARENA with a 
n , Fig. 150. few short scattered h is about 
half (50—60) of an i ne (Thirty 
specimens.) 
~ 
Of probably somewhat sim- 
ilar habits is the Dacne heros 
(fig. 150, larva and pupa; a, 
upper, b, under side of head), 
the early stages of which -have 
been communicated to me by 
Dr. H. Shimer, of Illinois. The 
srub of an allied species (D. fasciata) Pm in this state, is said 
AMERICAN NATURALIST, VOL. VI. 
Larva and pupa of Dacne. 
