IO NATURAL History BULLETIN. 
ually shortened and thinner; the ninth is as thick as the 
second, somewhat transverse; the tenth large, globular; the 
last oblong-ovate, much thicker in the ¢, and with a small 
tooth inside. Legs long, the intermediate femora in the 
é provided with an acute curved spine below, near the tro- 
chanter. In the 9 the last two joints of the antenne are not 
so strong, the last without a tooth, and the legs are unarmed. 
Habitat. Georgia. 
B. ARMIGER, Leconte. Reddish brown, thinly pubescent. 
Length, 2.4 mm. 
Flead, eyes included, about as wide as long, quadrate; 
tempora acutely angled with the base; frontal tubercles 
obliquely oblong, rounded, the space between them strongly 
concave; occiput elevated, slightly produced over the neck, 
tricristate; the caring convergent to the middle; vertex 
broadly elevated, obsoletely scabrous; the circumambient 
sulcus broad, not deep, lost in the frontal concavity; fovez 
rather large and shallow, pubescent. Eyes moderately large. 
Antenne half the entire length of the body; first joint oblong 
obconical; the second slightly longer and narrower than the 
first; the last slightly wider, and as long as the five preceding 
together, (4) truncate at the base, slightly tumid on the inner 
side; apex obliquely pointed. Prothorax as wide as long, 
“widest before the middle, of the same width as the head 
including the eyes, and minutely dentate before the middle. 
The longitudinal grooves are very deep and nearly entire; 
basal tubercles acute; carinze with three curved spines. 
£iyira impunctate, slightly wider than long; shoulders not 
spinous, rounded; discal striz abbreviated at the middle, base 
trifoveate. Abdomen simple, the marginal triangle rather 
elongate, sides nearly parallel. Legs long, thighs clavate, 
tibia angulate. 4, anterior tibia in front twisted, dilated 
about the middle into a large acute spine, twisted near the 
base, with a minute spine; intermediate thighs emarginate 
near the distal end. 9, legs simple. 
Habitat. Allegheny mountains. Pennsylvania. 
