34 
ART. IL—DESCRIPTIONS OF NEW SPECIES OF COLE- 
OPTEROUS INSECTS INHABITING THE STATE OF 
MASSACHUSETTS. By J. W. RawparLr. Communicated 
Oct. 18, 1837 
1. CLIVINA ELONGATA. 
Pim corpore elongato, Z2 , margine e lytrorum rufo aut ferrugineo ; 
disco suturaque nigris ; is n ferrugineis. 
Body elongate, black: antenne ferruginous, middle 
groove upon the head strongly marked: thorax nearly 
quadrate, with the posterior angles gradually rounded; 
longitudinal channel rather deeply impressed : elytra 
with distinct punctured strie, having four impressed 
points on the third; margin broadly bordered with 
rufous, the border dilating at base till it almost reaches 
the suture: feet reddish brown. 
Length full one fifth of an inch. 
Inhabits Boston, Mass., April. 
2. CHLGNIUS NIGER. 
C. corpore dilatato, atro; thorace sub-quadrato, latè sulcato, pro- 
fundé punctulato, medio striato; elytris profundé striatis, pubescen- 
tibus, vix basi thoracis latioribus. 
Body entirely black, head smooth, with a few punc- 
tures between the eyes: thorax nearly as broad at base 
as the elytra, with numerous great punctures which are 
most dense upon the margin, also upon the basal depres- 
sions, which are broad and deep, and on each side of 
the median line, which presents a stria deeply impressed 
in the middle of a broad sulcus; the intermediate spaces 
present polished surfaces interrupted by large, scattered 
Bing: 
