PACHYTOMA SUTURALIS. 231 



NOTE XXXII. 



DESCRIPTION OF TAVO NEW SPECIES OF THE 

 PHYTOPHAGOUS GENUS PACHYTOMA. 



MARTIN JACOBY. 



Pachytoma suturalis,, n. sp. 



Below black ; thorax testaceous , bimaculate ; elytra finely 

 pubescent , dark greenish black , the suture and lateral 

 margin narrowly testaceous. — Length 5 lines. 



Head closely punctured at the vertex, without any trans- 

 verse groove , the frontal tubercles very indistinct ; lower 

 part of face testaceous; antennae black, short, robust, 

 fourth joint scarcely longer than the third, the following 

 four joints shorter, broader and somewhat flattened, three 

 terminal ones much narrower and only half the size; tho- 

 rax nearly 3 times as broad as long, narrowed towards 

 the apex , the sides scarcely rounded , posterior angles 

 slightly oblique , surface very finely and rather closely 

 punctured at the sides , the latter with a deep oblique 

 depression , which is surrounded by a large black spot ; 

 another transverse short depression is visible close to the 

 anterior and posterior margin at the middle; scutellum 

 testaceous , pubescent ; elytra convex , not widened behind , 

 pubescent at the margins , the latter testaceous , rest of the 

 surface dark greenish , closely rugose-punctate ; underside 

 and legs black, covered with a delicate pale pubescence. 



River Congo : W. Africa (v. Bemmeleu). A single specimen, 



JSotes from the Leyden INXuseura, "Vol. "VI, 



