384 FAMILY XI. STArHYLINID^. 



/*. rririavs I'ayk.. 5-f).5 inm. ; 7\ discoideus Grav., 4-5.5 mm., and 

 /'. IJii nnaruin Anl)e. ^ mm. in lenitith. all have a known distribution 

 which should bi'inji: them within the limits of the Indiana fauna, 

 but no one of them is represented in the colle(;tion at hand. 



Group C. 



Tu this f,M'oup the punctures of the dorsal rows of thorax are five 

 in number and the front tarsi of males are rather widely dilated; 

 those of females more narrowly dilated. 



KEY TO INDIANA SPECIES OF GROUP C. 



a. Males with the last two ventral segments notched at apex ; color vari- 

 able; surface densely punctate; length 4.5-5.5 mm. alumnus. 

 (la. Males with the last segment only notched. 

 h. Elytra red. 



c. Thorax entirely red. distinctly narrowed in front, much wider than 

 head and as broad as the base of elytra. 737. thoracicus. 



cc. Thorax black. 



d. Thorax distinctly narrowed in front ; body spindle-shaped. 



738. FUSIFORMIS. 



(Id. Thorax scarcely narrowed in front; form jtarallel; legs and base 

 of antennse pale yellow. 739. fulvipes. 



hh. Elytra black or piceous. 



c. Legs and antenna? wholly black; el.vtra black; length 10 mm. 



740. SCHWAKZI. 



ce. Legs and base of antennse paler; general color piceous. 

 f. Head oval, distinctly narrowed behind the eyes. 

 (J. Elytra and abdomen opaque, very densely and finely punc- 

 tured ; antenna? rather short and stout ; joints 5-10 broader 

 than long; length 4.5-5 mm. 741. micans. 



flfj. Elytra more or less shining, neither densely nor finely punc- 

 tate. 

 //. Antennie slender, the joints all longer than wide; length 

 6.5-8 mm. 

 i. Basal .joint of antennjT? pale; abdomen not coarsely punc- 

 tate. 742. LOMATUS. 

 //. vVntainiit^ entirely piceous; elytra more coarsely, abdomen 

 more sparsely, punctate than in loinatus. cunctans. 

 ////. .\ntenna» shorter, the outer joints not longer than wide; ab- 

 domen quite coarsely punctured; length 5 mm. ,equaus. 

 /■/. Head quadrate, not narrowed behind the eyes; abdomen finely 

 I)un('tulate; elytra brownish; length 5 mm. 743. brunneus. 



7.''.7 (21S4I. ruiLONriii s TiiOHAcicus (rrav.. Mon. Col. Micr., 180(!, 170. 



Slender, SMbfusiform. Ficeous, shining; thorax and elytra dull red; 

 legs and three basal joints of antennie brownish-yell(vw. Antenn.T? reaching 

 be.voiid base of thorax, joints all longer (ban wide. Thorax described in 

 key. Elytra together bmjuler than long, not longer than thorax, rather 



