616 



FAMILY XXV. HISTEKIDiE. 



c. Fourth dorsal stria joining the sutural by an arc; elytra with 

 deeply impressed striae, the intervals concave. 



1178. GEMINATUS. 



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

 apex. 1179. 14-striatus. 



~bb. Elytra without entire striae; presternum without strise. 



cl. Elytra without trace of sutural stria ; form oblong, subdepressed. 



1180. BISTRIATUS. 



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

 convex. 1181. seminulum. 



*11T7 (3552). Paromalus .equalis Say, Journ. Phil. Acad. Nat. Sci., V, 

 1825, 41 ; ibid. II, 269. 



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

 punctulate. Elytra either wholly without strise 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 cottonwoocl and poplar. Hibernates. January 21-Decem- 

 ber 8. LeConte's cs trim us is a synonym, the third dorsal varying 

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



1178 (3555). Paromalus 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 stride 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. March 25-May 10. Taken 

 while sifting leaves from fence corners. Readily known Jby the 

 peculiar striation of the elytra. 



1179 (3557). Paromalus 14-striatus Steph., Illust. Brit. Entom., V, 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 tibiae 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 (3564). Paromalus bistriatus Erichs., Jahrb., 1834, 171. 



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

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

 stria entire, very close to edge. Elytra more coarsely and sparsely punc- 



