94 



FAMILY TT. CAEABID^. 



12S (555). Ptekostichus permim)! s Say 

 1884, 42G; ibid. II. 540. 



Ellii)tical 



Trans. Anier. PliiJ. S(jc.. IV. 



1- l>ron(ll,v oval. Black 

 (ir i)iiri)lish, shining witli iridescent 

 retiectiou ; antenn;p and legs pieeons. 

 Thorax broad, qnadrate. a little nar- 

 rower at front than at base, side 

 margins narrow in front, wider, de- 

 pressed and pmutnred behind the 

 middle; basal impressions two on 

 each side, pnnctured. the onter very 

 short. I'^lytral strije not or very finely 

 pnnctnred; the first dorsal puncture 

 on the third stria, the others on the 

 second. Length 12-14 mm. (Fig. .50.) 



Described from Indiana. Oc- 

 curs frequently throughout the 

 southern half of the State be- 

 neath log's in open sandy woods. 

 Most com in on in autumn. 

 March 81~Oetober 20. 



Gr.oup C. 

 To this group belong large or 

 medium sized black, greenish or 

 bluish species having the side 

 pieces of metathorax long and 

 gradually narrowed from base to apex. The thorax varies mucli 

 in form, and its. hind angles are never rounded. The dorsal punc- 

 tures range in number from three to six, and the inner wings are 

 always present. Thirteen species comprise the group. 



KEY TO .SPECIES OF GROUP C. 



(/. Three basal joints of antenme distinctly carinate; basal impressions of 

 thorax double. 

 6. Legs black: dorsal punctures two; body above green or bronzed, pol- 

 ished ; under sui'f ace not punctured. 129. sayi. 

 bb. Legs usually reddish; dorsal punctures four; I)ody above green or 

 bluish, not polished; under surface punctured. 



130. LUCUIiLANDVS. 



aa. Basal joints of antenn;Te simi>le. not rnrinate; color black, rarely pur- 

 plish, 

 c. Dors.-il ]»uncturcs of el\lra Ihrcc oi' I'oiii-. 



'/. Hind angles of Ihorax cariujitf: basal impressions large and deep. 

 bistriate. 

 r. Thorax iriudi nairowcd hdiind. (lie angles rccl.-uigiilar .-ind pmrni- 

 nent, 



Fig. 59. X .5. (After Forbes). 



