74 FAMILY II. CARABID.-K. 



KEY TO IIVDIANA SPECIES OF GROUP V. 



(I. Eyes larye or moderately large, convex; outer lobe of niaxill;e witli 

 the two joluts distiDct. 

 b. Dorsal punctures of elytra on the third interval only. 



c. Striie on front of head normal; elytra distinctly striate, with at 

 least the first and second strite entire; strije punctate. 

 (/. Thorax narrower at base than apex. 



e. Form depressed ; all the strite of elytra entire. 



/. Thorax cordate, nearly twice as wide as long, uuich nar- 

 rower at base than apex ; legs and base of antennte dull 

 brownish-yellow. ' ST. cokdatum. 



//. Thorax subquadrate, but sliglitly narrower at base than 

 apex ; legs dark reddish-brown. 88. intermedium. 



ee. Form more or less convex. 



g. Elytra with all the striae entire ;. head alutaceous. 



/(. Larger, 5-G mm.; blackish or piceous, bronzed, the elytra 

 with pale markings. 89. graciliforme. 



hh. Smaller, 4— i.5 mm. 



/. Elytra dull brownish-yellow with two fuscous cross- 

 bands, one slightly behind the middle and another 

 between this and apex ; striae scarcely less deep at 

 tip. oberthuri. 



ii. Elytra greenish-bnuized with pale markings; strije 

 much finer at tip. 90. fraternum. 



g(/. Elytra with several of the striiie abbreviated behind. 



j. Hind angles of thorax distinctly carinate ; head very 

 finely or not at all tJutaceous ; size very small, not over 

 3.5 mm. 91. versicolor. 



jj. Hind angles of thorax very finely carinate ; head dis- 

 tinctly alutaceous ; Iirnnzed, tinged with green, elytra 

 with dull yellow markings; size 4.2-5.5 mm. 



CONSTRICTUM. 



(1(1. Thorax not percei)til)ly narrower at base than apex. 



k. Thorax squarely truncate at base, the hind angles rectangu- 

 lar; elytra black, with dull yellow markings; length less 

 than 5 mm. 92. variegatum. 



kk. Thorax slightly obliquely truncate each side at base ; elytra 

 dull yellow with a bar behind the middle and two or three 

 spots blackish ; length 5 or more mm. 9.3. postfasciatum. 

 CO. Striifi on front of head double, often convergent. 

 1. Frontal striie more or less oblique. 

 ni. Frontal striae but slightly oblique, the outer one interrupted; 

 size small, not over 4 mm. 

 n. Thorax cordate, the base pedunculate or subpedunculate. 

 0. Moderately convex ; thorax scarcely wider than long ; 

 elytra brownish-green with a subhumeral and a small 

 submarginal spot dull yellow. 94. pedicellatum. 



oo. Slightly depressed; Ihnrax one-hnlf or more wider than 

 long; elytral spots /is In preceding but larger: ]»un(- 

 tures of elytra finer. 95. quadrimacul.\titm. 



