THE DKATll-WATCll WD Dl.lC STORE BEETLES. 



8fi9 



iiio' iii(>liist(>nMini. tlic lallcr ih'nci- i:i-,h»v(m1 for the ivccpl ioti of Hk^ 

 Ifos. 'IMic (•(uilriu-tilc Of "(louhliiiu'-uiidcr" powci- is llierefovo 

 nmch less than in the trihcs which f()lh)\v. Kiohi oviici-a are either 

 represented in llic eolU'(-1i(>ii at liand or should occur in the State. 



KEY TO THK. TMMANA (HONEKA OF ANOHIINI. 



ti. Fnmt coxje contiguous (ir uarn.wiy separated (oxceiit in Olinoinrnis 



sericans) ; process of prosteniuin usually eudiug in a sharp jioint. 



h. Last .joint of both labial and maxillary palpi elongate, spindle-shaped ; 



antenna' usually lO-jointed. V. OLiooMEurs. 



bh. Last joint of maxillary palpi parallel and obliquely truncate; last 



joint of labial palpi broadly triangular; anlenuio ll-jointed. 



VI. SrroDKErA. 



</(/. Frnnl cdx.-c distinctly .ir even \vi<lciy sci)araUMl ; i)ros1ernal process with 

 ])arallel sides; antenna' usually received between the coxic in reiMvse. 

 c. .Vnlenna- udt sen-ate. Joints '.i to 11 long. 



<l. 'I'arsal claws with a hn.ad basal tooth; form oblong, densely p\r 

 besceul and ornamented with tiHIs of erect Iiairs. 



VI f. TRrcuoniosMA. 



ihl. (Maws not toothed. 



r. \'eutral segments free, sutures distinct; tarsi narrow. 



/. Metasternum deeply excavated in front. Anoiuim. 



//. Metasternum not deeply excavated in front, at most a little 



concave. 



//. Third ventral segment short ; tibia? not produced on the outer 



side at apex. VIII. Hadrobregmus. 



jiff. Third ventral segment long; tibire acutely produced on the 



outer side at apex. Microbregma. 



ec. Ventral segments tirmly united, their sutures, except the first 



faint or obliterated at middle; tarsi stouter and broader. 



CCELOSTETIIUS. 



c<: AntenuiP serrate, joints to 11 not conspicuously longer than those 

 preceding ; elytra with row^s of punctures ; ventral segments united 

 at middle. IX. Trypopitys. 



Y. OiJOOAiERFS Ucdt. 1S4K. (dr., ''small + femur.") 



Front and middle coxa^ without an interveuino: cavity for the 

 reception of the antenna?; first, third ami loui-th ventral segments 

 nearly equal and shorter than second and fifth. One species has 

 been taken in Indiana, while another nuiy occur. 



KEY TO INDIANA SPECIES OF OLIGOMERTS. 



(I. Front coxa' distinctly separated; pubescence of head and thorax erect. 



1054. SERICANS. 



(Id. Front cuxu! couLiguuus (jr \irlnally so; [tubescence entirely recumbent. 



OBTUSUS. 



