THE CLICK BEETLES. 



725 



Marion, Putnam and Lawrence counties; rare. May 24-June 

 29. Beaten from vegetation near water. 



1364 (10,053). Hypnoidus melsheimeki Horn., Trans. Amer. Ent. Soc, 



XVIII, 1891, 19. 



Oblong, moderately convex. Piceous black, shining, sparsely and finely 

 pubescent; elytra each with a humeral and subapical yellow spot; antennae 

 fuscous, joints 2 and 3 paler ; legs reddish-yellow. Thorax wider than 

 long, narrowed in front ; sides curved, straight on basal third ; hind angles 

 broad, acute at tip, the carina long ; disk convex, quite smooth near the 

 base. Elytra as wide at base as thorax, sides nearly parallel, narrowed 

 on apical third; disk striate, striae very finely punctured; intervals slightly 

 convex, sparsely and minutely punctulate. Length 2-2.5 mm. 



Putnam County ; rare. March 20-April 11. Taken by sifting 

 the debris of a locust stump. 



H. cucullatus Horn, black, elytra feebly bronzed, length 3.5 mm., 

 is recorded from Ohio. Texas and Utah. 



1365 (4164). Hypnoidus jestivus Horn, Trans. Amer. Ent. Soc, 1871, 304. 

 Elongate-oblong, subconvex. Piceous, moderately shining, sparsely pu- 

 bescent ; basal joints of antennae, hind angles of thorax, legs, a humeral and 

 subapical spot on each elytron, dull yellow. Thorax not longer than wide, 

 slightly narrowed in front, widest a little in front of middle ; sides curved, 

 distinctly sinuate in front of hind angles, which are slender, acute and dis- 

 tinctly divergent, with short carina ; disk sparsely and finely punctate. Ely- 

 tra with sides feebly curved, disk striate, striae punctured ; intervals slightly 

 convex, punctured as the thorax. Length 4-5 mm. 



Floyd and Posey counties : scarce. May 30-June 23. 



1366 (4165). Hypnoidus perplexus Horn, Trans. Amer. Ent. Soc, 1871, 



304. 



Resembles wstivus but smaller, with the thorax distinctly longer than 

 wide, the median smooth line more evident. The elytra have only a humeral 

 pale spot, and are more distinctly striate. Length 3-3.5 mm. 



Vigo County; rare. May 14. 



*1367 (4161). Hypnoidus pectoealis Say, Trans. Amer. Phil. Soc, VI, 

 1836, 173; ibid. II, 608. 

 Oblong, feebly convex, subopaque, sparsely and finely pubescent. Color 

 variable from entirely dull yellow to wholly piceous; often piceous with a 

 humeral space on elytra paler, or dull yellow with a transverse fuscous 

 band behind the middle of elytra and extending narrowly along the suture 

 to apex; antennae and legs pale yellow. Thorax as wide as long, slightly 

 narrowed in front, widest at middle, sides curved ; hind angles small, acute, 

 not divergent, the carina short ; disk convex, very distinctly and rather 

 closely punctate. Elytra slightly wider than thorax, sides curved, disk with- 

 out striae ; surface less distinctly punctate than thorax. Length 1.5-2.5 mm 



Lake, Vigo and Harrison counties : scarce. January 7-June 24. 

 Hibernates beneath chunks and bark. 



