326 ACADEMY OF NATURAL SCIENCES 



SYNCHITA Hel. 



1. S. 4-GUTTATA. — Blackish-brown ; thorax canaliculate ; 

 elytra each with two rufous spots. 



Inhabits x\rkansa and East Florida. 



Body with short curved hairs : head at tip tinged with rufous : 

 thorax with a longitudinal groove each side on the submargin, 

 continued on the anterior margin ; lateral margin a little concave, 

 the edge denticulated : elytra with four dilated grooves, containing 

 double series of punctures, and a marginal groove, containing 

 but a single series of transverse punctures ; interstitial lines 

 slender; each elytron with an oblong longitudinal dull rufous 

 spot at base, and another beyond the middle. 



Length less than thi'ee-twentieths of an inch. 



I obtained three specimens w^ien with Major Long's party in 

 Arkansa, and several occurred in Florida. 



[Belongs to Ditoma Latr. — Leg.] 



2. S. GRANULATA. — Thorax granulated ; elytra with granu- 

 lated interstitial lines. 



Inhabits East Florida. [ 267] 



Body blackish-brown : head granulated, somewhat rufous 

 before : antennae rufous, joints of the capitulum not distinctly 

 separate : thorax covered with granulations ; without grooves ', 

 lateral edge denticulated : elytra with regular series of elevated 

 granulated striae, and intervening, narrower, smooth ones. 



Length less than three-twentieths of an inch. 



Very distinct from the preceding. I obtained but a single 

 specimen in Florida, and 3Ir. Xuttall presented me with three 

 which he brought from Missouri. 



CUCUJUS Fabr. 



1. C. BIGUTTATTJS. — Dark reddish-brown ; antennae more than 

 lialf the length of the body; elytra with a large spot; thorax 

 •with a lateral impressed line. 



Cucujna hi<jiittatus Melsh. Catal. 



Head with numerous small punctures : thorax with numerous 

 small punctures, not obviously crenate on the lateral edge, with 

 an impressed line on the lateral submargin ; the margins slightly 



[Vol. V. 



