OF I'HILADKLPIIIA. 293 



ITijilroplulus atriatus Melsh. Catal. [189] 



Head dark greenish, witli a cupreous gloss : thorax tiiiucJ 

 with rufous, with a double, loiigituJiual, abbreviated line : seutel 

 black : elytra with acute, closely punctured striic j a small spot 

 on the humerus, and two others arranged in a very oblique series, 

 with respect to the first; then a transverse, much undulate<l 

 series of five or six small spots ; then two small spots near the 

 sutural tip, black : beneath blackish : feet pale rufous. 



Jjcngth more than une-lifth of an inch. 



About equal in size, and closely allied to the peregrinvA of 

 Iferbst, but that species is represented to be altogether destitute 

 of the black spots on the elytra, and of the double thoracic line. 



[Belongs to Berosus. — Lec] 



3. H. EXiauus. — Pale testaceous; elytra with punctured 

 strisB. 



Body with numerous small punctures : head with the trans- 

 verse line very distinct : elytra rather paler than the thorax, 

 with the stria) rather obtuse, punctured : beneath slightly tinged 

 with rufous. 



Length one-tenth of an inch. 



This small species I obtained on the sea shore of Chincoteague 

 Island. 



[I have not identified this species. — Lec. 3 



4. H. SUBCUPREUS. — Black, obsoletely tinged with cupreous ; 

 elytra destitute of striae, excepting the sutural one. 



Jli/droplnlm minutus ]Melsh. Catal. 



Body oval, punctured, black, with a slight cupreous reflection : 

 thorax obsoletely piceous on the lateral margin: elytra with 

 rather larger punctures than [190] those of the head and tho- 

 rax ; striae none, excepting the sutural one, which is obsolete in 

 the middle, and does not approach the base ; exterior margin and 

 tip obsoletely piceous: beneath blackish-pieeous : feet piceoiLs. 



Length much less than one-tenth of au inch. 



Closely allied to the genus Sphftridium. It is much smaller 

 than the minntus of llerbst. 



[A species of Ifi/drobiui, having 8-jointed antenna;. — Lec] 

 1825.] 



