THE CLICK BEETLES. 769 



1466 (4499). Oxygonus obesus Say, Journ. Phil. Acad. Nat. Sci., Ill, 1S23, 



168; ibid. II, 109, 603. 

 Oblong, rather robust. Autennie, head and thorax piceous, bronzed; 

 densely clothed with fine ye'llowish hairs; elytra and under parts dull red- 

 dish-brown, more sparsely pube.scent ; legs and two basal joints of antennic 

 paler. Third joint of antennae twice as long as second, shorter than fourth. 

 Thorax as wide at base as long, narrower in front ; sides feebly rounded ; 

 disk finely and densely punctate ; hind angles divergent, not carinate. Ely- 

 tra slightly widest behind the middle, then strongly attenuate to acute tips ; 

 stri83 with indistinct punctures ; intervals subeonvex, minutely punctulate. 

 Length 10 mm. 



Kosciusko County; rare. Jime 5. 



XLII. AsAPHES Kirby. 1837. (Gr., "obscure.") 



Differs from Corymltilrs only in the structure of the tarsi which 

 have the first joint as long as the npxt two together; the second and 

 third joints each dilated beneath into a short spongy lobe; fourth 

 joint small and narrow, received upon the third ; fifth joint elongate 

 with simple claws. The known North American species are treated 

 in the following paper • 



Horn. — "Notes on the- Species of Asaphes of Boreal America," 



in Trans. Amer. Ent. Sue, VIII, 1880, 69-75. 

 Three species have been taken in Indiana, while two others prob- 

 ably occur. 



KEY TO INDIANA SPECIES OF A.SAPHES. 



a. Hind angles of thorax carinate, basal margin with short, more or less 

 distinct fissures. 

 &. Hind angles not divergent; prosternal spine curved. 

 0. Third joint of antennas shorter than fourth. 



d. Thorax very sparsely and indistinctly punctured, indistinctus. 

 (Id. Thorax rather finely but distinctly punctured. 



1467. BEEVICOLUS. 



CO. Third joint of antennse equal to fourth. 1468. memnonius. 



7)6. Hind angles of thorax divergent; prosternal spine horizontal. (Fig. 



291.) DBCOLOKATUS. 



(KL. Hind angles of thorax not carinate; basal margin without fissures. 



1469. BILOBATUS. 



A. indist'inci us Lee, pieeons, length 11 mm., is a southern species 

 recorded from Cincinnati. 



1467 ( ). Asaphes bbevicoi.ms Cand., Mon. Blat, IV, 212. 



Elongate, rather roliust. Piceous-black or dark reddish-brown, shining, 



sparsely clothed with grayish pubescence ; antennae paler, third joint two- 

 thirds the length of fourth. Thorax longer than wide, sides feebly curved. 



