100 FAinXT n. CABABID.E. 



The members of this genns ri-st-mble th">e of Pferostkhus and 

 ale found in the same situations though le>-s frequently. Of seven 

 -peeimens dissected by Dr. Forbe>. in.sects such as canker worms 

 and caterpillar^ had formed 93 pe^r 'ent of the food, so that they 

 may lir i-las.-<"d as liitrhly Ix-iiffii-ial. 



For literature ti-eating of tin- »eiiiis -<-,- tin- HinI two [lajM-rs li\ 

 !.'•< 'onte mentioned under Pfirostirhns, also the following; 



L(C<ynte. — "Synoptic- Table'" (';( BulL Brook. Entom. Soc EEL 

 l-^n. 21, 49. 73. 



Wickham. — "Coleoptera of Xrirtheastern America" in -Jonrn. 



X. T. Ent. Soc. Ill, 1S95. 1S9-19n. 



Thirteen species of EvartJirus are known from the United 

 States. Of these, six have been taken in Indiana, while another 

 may occur. 



KEY TO i:S^DIA>"A SPKc IL.^ OF ETAETHRl -. 



II. Thorax subqnadrate, but little ei.Q~trii-te<i at l.ase: pr^ .sr^iuiun ilneiil-i 

 Kulcate. 

 h. Thorax wider than ling : >c-utellar stria wantiriL.'. 

 c. Strhe of elytra ~rr. ngl.v punctured. 

 d. Margin of thorax wide, especially at tiase. 14-5. sexlmpees~l s. 

 dd. Margin of thora;s: narrow, nearly uniform. 14jX sitiLi_\Trs. 



cc. Striae of eljtra finely punctured. 147. AirERic.\x: > 



66. Thorax as Ihqz as wide: s.;-utellar siria ^'I■^■*erlt. rather lon^. 



14S. OEBAT[>. 



nil. Thorax strongly c-'iii^tricted behind: pri.iStemum feebly or "bs-letely 



suleate. 



e. Hind angles of thorax prominent: scrl:e of elytra fine. cor"~-i - 



Of:. Hind angles of thorax shi rt>^r. le~- prominent: ^rriae of el.rtr.i det?i«. 



f. ^^i'les of thorax much rounded. 140. -..:i.\li-. 



/f. Sides ijf thorax Itss rounded, more oblique. l.'io. fvetiti-. 



14.". i610». EvAKTHBr s .sExiiiPKi^-rs I.«c., Ann. Lye. Nat. Hi~r.. IV. IM^. 

 .350. 

 Elr.n?atf-..T.il. Black, head and thorax feebly -liinin? ; apical hali 

 of antenna and tarsi reddi-li-brnwn: l.i-.ii joinrs of antennte. femora and 

 tibia piceous. Thorax not punctate. ~;.l.s r .unded. Elytra very finely 

 alutaeeijus. opaiiue: intervaN Hat. Leu-rrh IL.t-]. ",..", mm. 



Southern half of State, frequent; less so in the northern eoim- 

 ties. April 29-Xovember 19. Oer-urs mostly on dry wooded sl..[.e- 

 beneath lugs and stones. In this and the next three -pn-eies the 

 thorax has the hind angles olitns.- and the side^ not .-inuate near 

 base. 



