C 52 1 
Iiihab. Indiana. 
Body black : mouth yellowish ; pafpi pale yellow : 
antenncB fouscous , three basal joints yellowish ; fourth 
joint piceous ; /Aomx posterior margin, & lateral margin 
dilating towards the posterior angles, honey-yelloW : 
scutel piceous : elytra with an appearance of stri^ at tip ; 
a sutural impressed strise, near which is a series of distant 
punctures, & another near the the middle & a submargi- 
nal one ; pale yellowish, a dilate oval blued black spot 
extends from before the middle ij the tip, does not attain 
to the suture & is confluent with a blackish marginal lineg 
which does not reach the humerus : tergum^ segments on 
their posterior margins, obscure piceous : feet pale yellow. 
Length less than one fifth of an inch. 
Distinguished from the others of this country, by the 
differently coloured thoracic margin. 
5. T. Black; elytra & posterior margins of the 
abdominal segments, rufous. 
Inhab. Indiana. 
Body black : antennce browmish, base & mouth honey 
yellow : thorax piceous on the posterior edge ; ely- 
tra rufous or honey yellow, an impressed subsulural line, 
near which is a series of punctures, surface with sparse 
punctures almost to be traced into tw^'o or three series ; 
sutural margin very slightly dusky ; ter gum blackish, with 
piceous posterior margins of the segments : tip somew^hat 
fulvous : feet honey-yellow. 
Length one tenth of inch. 
Allied to the preceding, but is a much smaller species, & 
the elytra are immaculate. 
TACHYPORUS, Grav. 
1 . T. famipennis^ Black ; margin of the thoraxf& base 
of the elytra yellowish. 
Inhab. Pennsylvania^ 
Body minutely punctured :jAe«rfblaek : antennce filiform, 
brown ; four basal joints honey yellow : filiform, 
yellowish : thorax black, margined around with honey^ 
yellow : scutel black : elytra fuliginous, a wide part of the 
base & narrow tip dull honey-yellow: ter gum blackish. 
