252 PAiJiLY vj. — TiYimopinLiD-E. 



ee. Larger, 3.5-3.8 mm. ; sides of thorax not sinuate. 



485. EXCAVATUS. 



cc. Intervals of elytra wider than strise; thorax without granules be- 

 tween the punctures. 486. subcupkeur. 

 66. Thorax without distinct fovere, its surface densely and finely granu- 

 late. 487. GKANXJIATDS. 



H. scabrntus ihils. is recorded fri)m New York to Iowa and 

 southward. 



4s:; (1562). IlyDROCHi's squamieee Lee., Proe. Phil. Acad. Nat. Sci., VII, 

 1855, 359. 



Elongate. Above grayish-bronzed or cupreous; head 

 and thorax tinged with greenish and darker than elytra ; 

 beneath dull reddish-brown, legs and palpi paler. Thorax 

 scarcely wider than long, sides sinuate ; disk coarsely and 

 rather closely punctate, the intervals with flattened gran- 

 ules. Elytra deeply striate ; third interval a little higher 

 than second, fourth elevated from the middle half way 

 to apex, fifth elevated like the third but interrupted oii- 

 posite the elevation of fourth. Length 3.7 mm. (Kg. 

 125.) 



Fig 1^ X 9 Lake and Marion counties ; scarce. May 25-Au- 



(briginal.) ' g^^ 20. 



484 (1558). Hydbochus in^-equalis Lee, Proe. Phil. Acad. Nat. Sci., 1855, 

 359. 

 Elongate. Above dark reddish-brown, slightly bronzed; legs paler. 

 Thorax roughly and densely punctate, slightly longer than wide; dorsal 

 foveas very distinct. Elytra deeply striate, the fifth, seventh and ninth 

 intervals elevated and interrupted behind the middle, giving the appear- 

 ance of a transverse impression ; fourth elevation opposite break in third. 

 Length 3 mm. 



Lawrence County, from pond near University farm ; scarce. 

 Ang'ust 7. A species of southern ransv. 



4S."i (1.559). IlYDUOCHiis [Cxc.WATUS Lcc., Proe. Pliil. Acad. Nat. Sci., A'il, 

 1855, 360. 

 Elongate. Blackish-bronzed ; legs reddisli-brown. Thorax •■ibout as 

 wide as long, the fove:u distinct, the basal ones .■smaller. Elytral intervals 

 imrrow, the fourth, fil'th and seventh eU'vatod, the fifth iuterrnpted. T/ength 

 3.5-3.9 mm. 



Lake and Laporte counties; scai'ce. T\ray 25. 



4S(i (1560). Hydbochus subcupbeus Rand., Bost. Journ. Nat. Hist, II. 

 1838, 40. 

 Elongate, rather slender. Brown, with a distinct brassy tinge ; beneath 

 piceous; legs reddish-brown, knees darker. TTiorax subquadrate, not wider 

 than long; disk with fovefe less distinct than in excavatiis; coarsely, deeply, 

 not densely punctate. Elytra with intervals convex, distinctly wider than 



