604 FAMILY XXV. IIIRTERID.TS. 



Geoup B. 



All the members of this yroiip have the mesosterwum distinctly 

 emarginate in front and the thorax without cilia; on the front and 

 side margins. The following species have been taken or may occur 

 in the State. 



KEY TO SPECIES OF GROUP is. 



a. Subhumeral stria entire ; elytra with four dorsal strise, the fourth some- 

 times abbreviated at base. 

 6. Outer thoracic .stria entire. 

 c. Surface above sparsely but distinctly punctured. 1144. harrisit. 

 cc. Surface smooth. 



d. Apical tooth of front tibi* more prominent than the second ; 

 length 5-5.5 mm. 1145. merdarii'S. 



dd. Apical tooth much less prominent than the second, 

 e. Sutural stria long, extending in front of middle. 



/. Size larger, 5-7 mm. 1146. interruptus. 



ff. Si7,e smaller, not over 3 mm. 1147. styqicxjs. 



cc. Sutural stria very sliort, apical ; length 5 mm. 



llKJa. var. iiiijtT'Nis. 

 Ml. Outer thoracic stria much abbreviated or entirely absent. 

 ff. Outer stria entirely obliterated; prosternal lobe margined. 



h. Thoracic margin thickened : inner stria entire ; length 4..^) mm. 



111.'!. MARGIXICOLUS. 



Ml. Thoracic margin not tliickencil ; inner stria abbreviated l>ehind ; 



length 2.5-3.5 nun. cog.xatis. 



.(///. Outer thoracic stria visible, usually forming a short arc near the 



front angle: inner stria slightly abbreviated at tip; length 3.5- 



5-5 mm- 1149. fcedatos. 



(III. Subhumeral stria interrupted at middle, or often entirely obsolete. 



i. Frcjuf tibiffi serrulate with several spiuules or small sharp teeth. 



}. Both outer and inner subhumeral striiie present, the latter apical, 



deeply impressed; elytra with four entire dorsal stria;; length 



•^■^ ™™- 1150. ABBREVIATUS. 



jj. Subluimerals entirely absent or with only a mere trace: elytra with 

 three dorsal strite; length 4 mm. ]1.-,1. civilis. 



a. Front tibia? tridentate, the teeth being processes of the tibia^ itself. 

 /,-. Thorax with but one marginal stria. 

 1. Elytra with three dorsal striiu. 

 m. Epipleura with one stria ; front tibia> l-dentate ; length 5 mm. 



SKMISCULPTUS. 



mm. Kpipleura with two strine; front tibia.' .-i-dentate ; length 3- 



■* '"™- DISPAR. 



II. Elytra with four entire dorsal stri.-i- epipleura unistriate; length 



^■5"™- 1152. osc^r.ATUs. 



A7,-. Thorax with two stria\ 



II. Elytra with three entire stria?. 



0. Inner subhumer.-il pi'esent at apex, moder.-itely impressed; epi- 

 pleura with two stria- length .-..5 mm. 1153. depuratoe. 



