NORTH AMERICAN COLEOPTERA. 



Much smaller, color and sculpture as in D. elegans ; hind angles of prothorax 



more divergent; 3 mm. Maryland, Texas 5. ainaliilis. 



Stouter, punctures of elytral strire much coarser; color and sculpture as in 



D. elegans; 3-5 mm. Texas 6. Cribratus. 



7. — Entirely black, pubescence coarse, gray 5 mm. California 7. siniioliis. 



8. — Linear, very slender, black finely punctulate and pubescent; antennae, legs, 

 base and apex of elytra, and base of prothorax brown ; 4.5 mm. Lake Su- 

 perior S. (lebilis. 



' Bibliography. 



1. D. grandicMiIlis Horn, Trans. Am. Ent. Soc. 1871, 308, pi. iv, fig. 8. 



2. D. aS|M'r n. sp. — More slender than usual, having the form of a small Dolo- 

 pius oblongicollis, dull ferruginous, head and posterior transverse band of elytra 

 black, also a small cloud in front of the middle of each. Antenn£e longer than 

 prothorax, slightly serrate, 2d and 3d joints united as long as the 4th. Prothorax 

 densel}' and finely punctured, nearly twice as long as wide, scarcely narrowed in 

 front, divergent, disc with a dorsal blackish oval spot: elytral stria? deep, inter- 

 spaces strongly rugosely punctured ; 7 mm. 



Texas. One specimen collected by Belfrage. 



3. I>. livens Lee. Trans. Am. Phil. Soc. X, 484 (Monocrepidius) ; Cand. Mon. 

 El. II, 430. 



4. D. ele$;an«« Fabr. Ent. Syst. I, [I, 230; Syst. El. II, 240; Herbst, Kafer, X, 

 132; dormlis Say, Jonr. Ac. 'Nat. Sc. Phil. 111,167; ed. Lee. II, 108; Lap. Hist. 

 jSTat. Col. I, 246; Germ. Zeitschr. V, 147 (Cryptohypnus) ; Lee. Trans. Am. Phil. 

 Soc. X, 485 (Monocrepidius) ; Cand. Mon. EI. II, 285 (Aeolus) ; marks normal, 

 well limited ; conns Lee. loc. cit. X, 484 (Monocrepidius) ; Cand. Mon. El. II, 429 ; 

 variegatu.s Boh. Eug. Resa, p. 69: dark spots larger, confluent; circumscriptua 

 Germ. Ins. Nov. 46; Zeitschr. VI, 46 (Cryptohypnus); suffused with black; mar- 

 ginicolhs Horn, Trans. Am. Ent. Soc. 1871, 308. 



5. D. ainabilis Lee. loc. cit. X, 485. 



6. I>. cribratus n. sp. — Dull brown, antennae and legs paler; deeply more 

 strongly punctured than in the others, pubescence yellow. Antennse longer than 

 prothorax, slender, 2d and 3d joints united equal to the 4th. Head black. Pro- 

 thorax longer than wide, nearly cylindrical, slightly narrower near the front, hind 

 angles long slightly divergent, sharply carinate, disc with an elongate blackish 

 spot. Elytra with a long anterior black spot and a transverse band behind the 

 middle; strife very coarsely punctured, interspaces finely punctulate; 3.5 mm. 



Texas. One specimen collected by Belfrage. 



7. D. siiniolus Cand. Mon. El. II, 428. I have received a specimen from Dr. 

 Candeze, as collected in California? but have no other knowledge of its occurring 

 north of Mexico. 



8. D. (leliiliM n. sp. — Black, very finely punctured, finely gray pubescent. 

 Antenna?, legs and elytra brown, the last two with a bi-oad band at the middle and 

 the suture darker. Prothorax one-half longer than wide nearly cylindrical hind 

 angles long slightly divergent, testaceous, sharply carinate. Elytral striae deep, 

 interspaces densely punctured ; 4-5 mm. 



(2) 



