THE RHIPIPHORID BEETLES. 



1 llc „ iq ii v vpi'v finely granulated; 

 me rsed in the thorax; eyes large, usv aU 5 J 



ffliform ; antenna to Er0 nt . abdomen 



rax as wide as the elytra at oasc, 



with a variable number of free^entra ***** ; ^."o^ 

 conical, without trochantins, the cavities open behind, ™ 

 transverse, lamellate, contiguous; claws pectinate or toothed, rarely 



^'onlv about twenty-five species of the family are known from 

 , * • TW are treated in the following- works ; 



United States," &i Proe. Phil. Acad Nat. Sei. 1865, 9b 9» 

 //,,,•„.■ "Notes on the species ^/^orus of the United 



States " in Trans. Amer. But. Soc, V, 18/5, 121-1^. 

 , ( ^' "Hyuoptiea, tab.e ^^^^ 



;„ Trans Amer. Ent. Soc, VIII, 1880, 210-21Z. 

 H ;:3'Synoptic table of Myodites,'' in Trans. Amer. Bnt. 



Bvtconfd 8 Hoi 8 'the family is separated into four tribes 

 * h five eenera Members of hut two genera have as yet 

 SrSen S^ngh single specie, of each of two others 



probably occur. 



KEY TO INDIANA GENERA OF RHIPIPHORID^. 



, Elytra as long as the abdomen, not separated toward 

 feebly emarginate. 

 Elytra shorter than the abdomen. 



6 ' f "InuTeovSea t a lobe of be base of thorax ; etytra not much 

 °- ^"rthan abdomen; middle cox, almost 



oe. Scutenum not covered by the thorax: elytra very small; — 

 cox* widely larviform , witbcmt elytra and wings 



«*• MOTtu organS a * the croton bug. BMeto germane L.) 



(species parasitic upon the ciuton s, Rhipidics. 



Peleootoma Fisch. 1809. (Or., "ax 4 to cut like. ") 

 The single species of this genus, P. flavipes MeM i = s in the 

 eastern United States and has been taken at Cincinnati. 



with antenna,, palpi and legs yellowish, length do mm. 



Tn.-u 1709 (Civ "a fan + bearing.") 

 I Rhipiphorus Fab. v ^i.. 



Rather small, wedge-shaped forms having the 

 nate in males, serrate in females; elytra pointed behind and sepa 



a a 



