616 PAMILY XXV. HISTERID^E. 



c. Fourth dorsal stria joiuing the sutural by an are; elytra with 

 deeply imijressed. striaa, the iutervals concave. 



1178. GEMINATUS. 



CO. Fifth dorsal stria joining the sutural, the fourth not arched at 

 apex. 1179. 14-sTBiATUs. 



66. Elytra without entire striae; prosternum without strife. 



(1. lOlyti-a without trace of sutural stria; form oblong, subdepressed. 



1180. BISTKIATUS. 



dih Elytra with a distinct abbreviated sutural stria; form oval, more 

 convex. IISI. se.minulum. 



*1177 (.■15-32). PAEOMALrs .equalis Say, Journ. Phil. Acad. Nat. Sci., V. 

 1825, 41 ; ibid. II, 2(i!). 

 Oblong, strongly depressed. Blaeli, shining, sparsely and minutely 

 punctulate. Elytra either wholly without striae or with traces at base or 

 middle of two or three dorsals ; a deep, oblique humeral stria often present. 

 Front tibiae 5-dentate. Length 2.5-3 mm. 



Throughout the State; common beneath bark and logs, especially 

 that of Cottonwood and poplar. Hibernates. January 21-Decem- 

 ber 8. LeConte's eslriatiis is a synonym, the third dorsal varying 

 from a mere trace to nearly half the length of elytron. 



1178 (3555). Paeomalus geminatus Lee, Proc. Phil. Acad. Nat. Sci., 1859, 



314. 

 Oval, moderately convex. Piceous black, shining. Thorax evenly and 

 finely punctulate. Elytra with a fine subhumeral, extending from apex 

 three-fourths to base and with dorsal striie one to four entire, the fourth 

 broadly arching at base to join the sutural ; fifth abbreviated at base ; in- 

 tervals slightly concave, sparsely and finely punctate. Front tibiae with 

 two teeth. Length 2-2.5 mm. 



Putnam and Marion counties ; rare. INIarch 25-May 10. Taken 

 while sifting leaves from fenc(^ corners. Readily known by the 

 peculiar striation of the elytra. 



1179 (3557). Paeomalus 14-steiatds Steph., Illust. Brit Entom., ^', 1832, 



412. 



Oblong-oval, rather strongly convex. Piceous black, shining. Thorax 

 sparsely punctulate, more distinctly so at sides. Elytra with a fine sub- 

 humeral and dorsals one to five entire, the fifth arching and joining the 

 sutural ; the intervals flat, finely and sparsely punctulate. Front tibia; with 

 two teeth. Length 2-2.5 mm. 



Posey County; rare. May 6. Said to occur in Europe and to 

 be widely distributed throughout the United States. 



*1180 (".504). Pakom.mas BisTEiATis Erichs., Jahrb., 1834, 171. 



Oblong-oval, subdepressed. Piceous black, shining; legs and antenna^ 

 reddish-brown. Thorax rather finely and densely punctate, the marginal 

 slrin (Milii'c, vpi'y close to <'(ls;p. Klylva more coarsely and s|)arsoly imm^ 



