34 Trans. Acad. Sct. of St. Louis. 
10 — Abdomen blackish, brightly rufescent at tip. Body moderately stout, 
polished, the head black; prothorax and elytra dark rufous; legs pale 
flavate, the antennae somewhat dusky rufous toward base; head large, 
longer than wide, parallel, arcuate and somewhat inflated behind the 
eyes especially in the male, where it is much wider than the elytra, only 
slightly wider than the latter in the female; tumescent posterior longi- 
tudinal ridge at each side distinct; punctures coarse and deep, mod- 
erately close-set; prothorax only slightly elongate, much narrower than 
the head, parallel at the sides, the punctures coarse and rather sparse; 
elytra unusually small in size, but little longer than wide, parallel and — 
straight at the sides, equal in length to the prothorax in the female 
and rather shorter in the male and only a fourth or fifth wider, very 
coarsely, deeply, rather closely punctate, the punctures scarcely at all 
seriate, each elytron however with two approximate sets of series each 
enclosing atolerably distinct smooth line; abdomen fully as wide as the 
elytra, sparsely and strongly punctulate, Male with an unusually 
long straight setose discal fold occupying median sixth of the second 
ventral, the third witha moderate circular setose fovea, the apical lobe 
parabolic, not extending quite to the apex of the fourth segment and 
one-third as wide as the apex, bristling with long setae, the sixth 
ventral conical, evenly, transversely convex, rather narrow at tip, the 
latter obtusely and broadly rounded. Length 10.5mm.; width 1.55 mm. 
North Carolina and Maryland........seeescee sees +eeee-Carolinum Er. 
Abdomen uniform in color throughout.,...cesececcerccccccre: coeccereeell 
11 — Body and legs very pale flavo-testaceous in color throughout, the head 
black; abdomen very broad, fully as wide as the elytra. Form stout, 
parallel; head large, about as wide as the elytra, parallel and slightly 
arcuate at the sides behind the eyes, the tumescent lateral ridge feeble; 
antennae very slender, the seventh and eighth joints in the male about 
. two and one-half times as long as wide, ninth not quite twice as long 
as wide; punctures rather coarse but decidedly sparse; prothorax 
slightly elongate, much narrower than the head, the sides parallel, some— 
what arcuate anteriorly, the punctures moderately coarse, rather feeble 
and sparse; elytra only slightly longer than wide, parallel and straight 
at the sides, a fifth longer and one-third wider than the prothorax, the 
punctures notably coarse, deep, moderately close-set and subserial, 
the disk Shaded slightly darker in color toward the suture; abdomen 
strongly, not closely, evenly punctulate. Male witha straight trans- 
verse setose fold occupying median seventh of the second ventral, the 
fovea of the third unusually large, a fourth or fifth as long as the entire 
segment; lobe completely obsolete in specimens at hand, the sixth 
ventral obtusely rounded at tip. Length 9.0 mm.; width1.6 mm. 
THHIn0is.. 20s ecco scvecncccdeccnerenesenseinees ae scce ses MENICODE D. BD. 
Body dark and more or less obscure rufous in color, the head darker; legs 
more or less pale flavate as usual, the antennae more or less infuscate; 
abdomen narrower than the e€lytra.....ecccccccecesececcce secccceveels 
12 —¥Form moderately stout, parallel; head not quite as wide as the elytra, 
the sides parallel and straight behind the eyes for some distance, then 
broadly arcuate,to the neck; punctures rather coarse, deep and close- 
set, separated by scarcely their own diameters; prothorax much narrower 
