106 



FAMILY IT.- 



!ARABID^. 



Fig. 65. X 4i. (OriginaL) 



]o6 nioij- Amaba iMPu^^cTicoLus Say. Trans. Amer. 



Phil. Soc., II, 1823, 36; ibid. II, 463. 



542. 

 Oval, convex. BlaekJsli-bronzed, often with a faint 

 greenish tinge; femora piceous, tibiae and tarsi paler. 

 Thorax subquadrate, narrowed from slightly behind 

 middle to apex ; surface smooth ; inner basal impres- 

 sion often evident, not punctured, outer one obsolete. 

 Elytra as wide at base as thorax, striae shallow, not 

 punctured ; a single large pvmcture at junction of sec- 

 ond and sutural strise. Length 7-9 mm. ( Fig. 6-5. i 



Throughout the State ; common. Probably hi- 

 bernates. ]\Iarch 12-Ootober 21. The females 

 have the upper surface alutaeeous. 



*l.oT (659). Amaba basiliabis Say. Trans. Amer. Phil. Six-., II. 1S2;-!. 35; 

 ibid. II, 462. 542. 

 Oblong-oval, convex. Blackish-bronzed or purplish-blact, shining; legs 

 reddish-brown, the femora darker. Thorax subquadrate, nearly twice as 

 wide as long, narrowed from about the middle to apex ; basal impressions 

 double, with numerous distinct punctures, the inner longer than the outer. 

 Elytral strise rather deep, punctured. Length T-S.o mm. 



Vigo Cnunty; rare. January 13. Taken from beneath mullein 

 leaves. 



l.oS (6fil). Amaba crrBEOLATA Putz.. Mem. Liege. I. l$6f;, i->0. 



Oblong-oval, convex. Bronzed or purplish-bltiek. shinin?. the females 

 finely alutaeeous ; antennaB and legs piceous. Thorax one-half wider than 

 long, narrowed from about one-third in front of base and rounded to apex : 

 basal impressions feeble or wanting; hind angles obtusely rounded, the 

 puncture near them distant from side margin and much nearer the basal. 

 Elytra not wider than thorax, subparallel to behind the middle, the strise 

 not or very finely punctured. TLength 6-7 mm. 



Throughout the State; our most common species. ^larch ^ 

 •July 24. Resembles impuncticoUis but readily distinguished by the 

 lack of ocellate puncture at basp of scutellar stria. 

 159 (664). Amaba faliax Lee. Ann. Lye. Xat. Hist., IV, 1S4S. 362. 



Oval, moderately convex. Blackish-bronzed, shining in males, alu- 

 taeeous in females: under surt'nre and femora black, tibise and tarsi dark 

 reddish-brown. Thorax nearly twi<e as wide as long, narrowed from 

 slightly in front of base to apex, basal impressions indistinct, hind aiitrle- 

 rectangular. Elytra slightly wider than thorax, strise not punctured : the 

 ocellate puncture at junction of scutellar and second stria smaller than in 

 impuncticoUis. Length 7.5-9.5 mm. 



Lake, Laporte. ;\rarion. Vigo and Posey counties: scarce. March 

 2fi-3Iay 2'^, Distinsuishprl from inipiDicticollif; only by carinate 

 basal .ioints of antenuEe and the more broadly rounded tip of pro- 

 sternum. 



