062 FAMILY L. SrAKAB;iaDiE. 



obsolete. Metastenium closely pnnctate. the hair sparse and long. Tarsal 

 claws with a slronsi; median tooth. Male with antennal club a little shorter 

 than stem; the next to last ventral se,i,nnent feebly and broadly ennirginate. 

 the last one more deeply emarsinate and abrnptly concave ; both ronghened 

 or grannlate In front of the emarginaticms. Length 14-18 mm. (Plate I. 

 fig. 377.) 



Clark County ; rare. July 22. A species of southern range. 



L. (jlabcrrhna Blancli., length 18-15 mm., is known from Illinois, 

 New York and sonthward. 



ISll (5744). Laciinosterna longitarsis Say, Jonrn. Phil. Acad. Nat. Sci.. 

 Ill, 1824, 241 ; ibid. II. 141. 

 Elongate, slender, snbcylindrical. I'ale straw yellow ; front of head 

 pioeous. Clypeus concave, coarsely and very sparsely punctured; front 

 coarsely and densely punctured. Thorax short, strongly curved in front 

 of middle, margin entire, surface somewhat irregular, rather coarsely, shal- 

 lowly and closely punctate. Elytra coarsely and shallowly punctured, the 

 submarginal costa rather well defined. Metasternum closely but indistinctly 

 punctate, the hairs rather long, sparse. Male with antennal club a little 

 longer than stem ; abdomen slightly flattened at middle, last segment irregu- 

 larly concave. Length 10.5-13 mm. (Plate I, fi^. 379.) 



Vigo County; rare. July 28. One speeimen in Woleott collec- 

 tion taken at light in the city of Torre Haute. A western form 

 whose range is given as Illinois to Kansas, Montana and southward. 



Groxu' B. 



The ess(>utial diaractei's of this group are the sinuation of the 

 apex of the hind til)ia^ together witli tlie more or less eraarginate 

 clypeus and the lO-jointed antenna'. The inner spur of the hind 

 tihiffi is long, fixed and usually moi-e or less curved or contorted. 

 Three species ascribed to the group liave Ix^'U taken in the State. 



KEY TO INDIANA SPECIES OF GROX'P R. 



0. Form slender, subcylindrical ; color pale reddish- or brownish-yellow; 

 tooth of tarsal claws small, placed slightly Itelow the middle. 



1S12. GRACILIS. 



(/(/. Form oblong-oval, more or less robust; color reddish-yelhiw to dark 

 brown : tooth of claws strong. 

 h. Inner spur of hind til)i:e of male curved at middle and angularly 

 bent at tip; color pale chestnut bi'own ; length 12-10 mm. 



1813. GIBBOSA. 



hh. Inner spur not angularly bent, usually nearly as long as the outer 

 spur: color dark reddish or chestnut brown, the surface more or 

 less hoary or pruinose. 1814. prunina. 



