THE ANT-LIKE STOK K BEETLES. 303 



Putiinin ;iii<] Posey enuntias; scarce. April 17-April 22. 

 Sifted from damji vco'etnl)lo del)ris. 



Tril)0 V. KU'rilEIINI. 



This tribe, as characterized iu the key, is represented by three 

 genera. No species of the tribe ha.s as yet been noted in Indiana, 

 though all of the genera may occur. 



KEY TO GIONEKA OF EITHEIINI. 



a. Hind coxre widely separated; length 1-1.5 nun. 



h. Mesosteruum broad aud flat; antennae only mcjderatoly enlarged at 



tips. EUTHEIA. 



bb. Mesosternnui strongly c-arlnate; last antennal joint ninch enlarged. 



Veraphis. 

 0(1. Hind coxse very moderately separated; length less than .7 mm. 



EUTIIIODES. 



Vera pin's cristata Brend., black, shining, head with a short 

 carina, length 1.2 mm., was described from Pennsylvania. Euthi- 

 odcs lafus Brend.. brownish-yellow, length .7 mm., is known from 

 Iowa. 



Tribe VI. EUMICRINI. 



This tribe, as defined in the key, is composed of three genera, 

 tw^o of which are represented in Indiana. 



KEY TO INDIANA GENERA OF EIJMICRINI. 



a. First joint of hind tarsi only moderately elongate; scutellum visible 

 but minute ; body stouter. VI. Eumicrus. 



aa. First joint of hind tarsi fully as long as the next two combined ; scu- 

 tellum wholly wanting ; body smaller and more slender. 



VII. ACHOLEROl'S. 



VI. Eumicrus Lap. 1840. (Gr., "good + small.") 



Stout convex species having the head large and thick; eyes lo- 

 cated in front of middle ; neck strongly constricted ; antennte rather 

 long, funicle capable of being reflexed into the excavated apex of 

 basal joint, club 3-jointed; thorax usually with two small foveas 

 each side near base; femora strongly and abruptly clavate. One 

 species has been taken, while three others may occur. 



KEY' TO INDIANA SPECIES OF EUMICRUS. 



(I. Front broad and feebly prominent between the antenmie; elytra distinct- 

 ly impressed at base, their pubescence rather dense, moderately long 

 and recurved. 

 b. Larger. 2.5 mm.; elytra broadly oval, two-tifths longer than wide; 

 thorax densely punctured toward base. grossts. 



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