Dec, 1845.] 305 



Black, shortly and finely blackish hirsute : head glossy black : mouth testa- 

 ceous ; palpi dusky; antennae black, long, with the joints compressed, second 

 joint very small, somewhat howl-shaped, third and following joints subequal : 

 thorax transverse, narrower before than behind ; anterior margin obtusely round- 

 ed ; sides straight, and each with a slight nick a little before the middle ; poste- 

 rior edge slightly rounded, with the hind angles acute; black, with the lateral 

 margins whitish ; disk with about four obtuse elevations, glossy : scutel glossy ; 

 elytra shagreened, opake, very obscurely three-ribbed: beneath and feet black ; 

 nails simple? 



3. T. rectus. Black, parallel; lateral margins yellowish. 3 1. long; § 1- 

 wide. Pennsylvania. 



Black, finely black hirsute, narrow, parallel; head black, with the mandibles 

 testaceous; antennae simple, brown, basal joint dusky testaceous, second joint 

 very small, subglobular, piceous, third and following joints equal : thorax trans- 

 verse-suhquadrate, nearly as wide as the elytra; anterior edge with the nnrrjrs 

 obtusely rounded ; basal edge straight, with the angles acute ; sides feebly 

 rounded; blackish piceous, with the lateral margins whitish: elytra shagreened, 

 glossy, with the sides parallel ; apex obtusely rounded : feet and beneath black- 

 ish ; pleurae whitish. Allied to Cantharis parallela, Say. 



MALTniNcs, Latr. 



1. M. serraticornis. Black; antennae strongly serrated; head testaceous. 

 2 I. long; |- 1. wide. Pennsylvania. 



Cantharis serraticornis, Mplsh. Catal. 



Black: head rhomboidal, testaceous, with a black fascia between the eyes, 

 which are black, prominent; antennae long, robust, strongly serrated, black; 

 palpi blackish : thorax, narrow, transverse, glossy, with the basal edge and hind 

 angles obtusely rounded : anterior edge truncate : elytra abbreviated, dehiscent, 

 rugulose, with a raised line in the middle ; wings black : beneath black, piceous : 

 feet black. 



2. M. exilis. Fuscous: thorax testaceous. If I. long; § 1. wide. Penn- 

 sylvania. 



Linear, slender, dark brown : head glossy-black ; mouth testaceous ; palpi 

 testaceous, with the terminal joint dusky ; antennae long, filiform, fuscous, with 

 two basal joints testaceous, first joint long, clavate, second shorter than the 

 third : thorax transverse, testaceous, margined, with the anterior and posterior 

 edges obtusely rounded ; sides straight; glossy : elytra abbreviated, gaping, fus- 

 cous, rugulose ; a small orbiculate glabrous spot at the tip of each: beneath 

 brown, glossy ; tibiae and tarsi dull testaceous. 



Melyridue. 

 Malachics, Fabr. 



M. minutus. Black ; head and thorax dull rufous ; feet dull testaceous- 

 % 1. long. Pennsylvania. 



Malachius minutus, Melsh. Catal. 



Black, tinged with bluish: head rufous, dusky on the vertex, glossy : eyes 

 black ; antennae fuscous, with two basal joints testaceous : thorax rufous, glossy, 



