TIIK fi'RAINT AND P.ARK-riNAWIXr! BKETTiES. 605 



wi'U as those of head, rather lino and spai'se. Elytra twice as long as wide, 

 sli.irlitly l)roador behind tiio middle, intervals snbronvox', eaeh with two rows 

 of distinct piuu-tures. Lentjth ("> nun. 



Vigo County; rare. Febfuavy 14. 



*1274 (3S43). Tenkbkoides amekicana Kirby, Faim. IJor. Auier., 3S3T, 100. 

 Oblong, moderately depressed, i'.huk or piceous, shining; under sur- 

 face and legs dark reddish-brown. Head and thorax finely alutaceous, 

 rather sparsely and finely punctate; the latter two-thirds wider than long, 

 the margins refiexed, sides sinuate near base, hind angles acute. Elytra 

 clongate-oval. the striai shallow and rather finely punctate; intervals slightly 

 convex, densely and distinctly rugulose, each with two rows of fine punc- 

 tures. Length 9-10 mm. 



Thi'ouiihout the State, f i-e(|iienl ; more so in the southern half. 

 February 4-September 5. Gregarious iji winter. This is the spe- 

 cies usually listed as castaura, Kiri)y's name having priority. 



ll'T") (.3S43a). Tenebkoides eaticollis Horn, Proc. Phil. Acad. Nat. Sci., 

 1SG2, SG. 

 Form of amcricana. Dark reddish-brown to piceous. Thorax twice as 

 wide as long, strongly depressed ; sides feebly curved, not sinuate, hind an- 

 gles more obtuse, less distinct. Elytral intervals very finely rugose. Length 

 T.5-S mm. 



Posey County; rare. April 27. Listed as a variety of ameri- 

 cana but the much wider and shorter thorax, with snuiller hind 

 ajigles, shows it distinct. 



1270 (3843b). Tenebkoides obscura Horn, Proc. Phil. Acad. Nat. Sci., 

 1S62, SG, .87. 

 Oblong, depressed. Pale browuish-jellow, shining. Head and thorax 

 sparsely and rather coarsely punctate; the latter twice as wide as long, 

 sides feebly curved, but little narrowed behind the middle. Elytra oblong- 

 oval, the striiG more strongly impressed and with coarser punctures than 

 in any of the preceding species; intervals almost flat, very finely punctu- 

 late. Length 5 mm. 



Harrison County; rai-e. November 14. Usually considered a 

 variety of (dik ricaiia but api>ears to be very distinct. 



1277 (.3845). Tenebkoides bimaculata Melsh., Proc. Phil. Acad. Nat. Sci., 

 II, 1844, 110. 



Oblong, subdepressed. P.lack. tinged with bronze, shining; elytra each 

 with an irregular yellowish spot slightly in front of middle; club of an- 

 tenmie and tarsi yellowish. Thorax transverse, finely and densely punctate; 

 sides rounded, margin slightly reflexed. Elytral stri;e shallow, their punc- 

 tures obsolete on apical third. Length 5 mm. 



