850 FAMILY XLII. — CLERID^. 



KEY TO INDIANA SPECIES OF CYMATODEBA. 



a. Last ventral segment in both sexes smaller than last dorsal and never 

 deeply emarglnate In the males. 

 6. Body black, thorax (except apex and base) and legs reddish-yellow; 

 last dorsal segment of male broadly emarginate. 1622. bicolob. 

 66. Uniform dark brown above. 



0. Last joint of antennae longer than joints 9 and 10 (female), or 



7, 8, 9 and 10 (male) ; legs unicolorous with elytra ; last dorsal 



segment of male rounded at apex. bktjnnea. 



cc. Last joint of antennse shorter than joints 9 and 10 in both sexes ; 



legs paler than elytra ; last dorsal segment of male feebly notched 



at apex. 1623. inornata. 



aa. Last ventral segment broader than the last dorsal, the sides of the 



former reflexed, partly enclosing the latter; last ventral emarginate; 



elytra brownish, with from one to three pale undulating crossbars, 



sometimes in great part dull yellow. 1624. undulata. 



1622 (5136). Oymatodera bicoloe Say, Journ. Phil. Acad. Nat. Sci., V, 



1825, 174 ; ibid. II, 282. 

 Elongate, subcylindrical. Black, feebly shining; thorax 

 (except apical and basal margins), legs (except knees and 

 apical fourth of femora), labrum, palpi and first two joints 

 of antennae reddish-yellow ; under surface piceous. Antennae 

 feebly subserrate, joint two slightly shorter than three, three 

 to ten similar, eleventh longer. Thorax bell-shaped, one- 

 balf longer than wide, strongly constricted behind the mid- 

 dle, finely and sparsely punctate. Elytra at base twice as 

 wide as thorax, rarely with a more or less distinct undulate 

 Kg 331 crossbar, the punctures coarse, deep and close-set. Length 



x'si.' 5.5-10 mm. (Fig. 331.) 

 (Original.) 



Starke, ilarshall and Crawford counties; scarce 

 May 28-June 18. Beaten from foliage of oak. 



C. hrunnea Melsh., dark brown, abdomen paler; elytra very 

 coarsely and densely punctured, length 7.5-15 mm., ranges from 

 New Jersey and Ohio to Texas and Arizona. 



1623 (5137). Cymatodeha lnornat.^ Say, Bost. Journ. Nat. Hist I 1835 



161 ; ibid. II, 638. 

 Elongate, subcylindrical, broader behind. Uniform dark broNvn rather 

 thickly clothed with suberect yellowish hairs; antenna and base of' femora 

 reddish-brown, the former with last joint scarcely longer than the tenth 

 Thorax cylindrical, more than twice as long as wide; sides feebly contracted 

 before and behind the middle; disk finely and rather sparselv punctured 

 and with a small fovea at middle of base. Elytra at base one-half wider 

 than thorax, thence gradually but distinctly widening to apical fourth- the 

 punctures rather coarse and deep. Length 7-S.5 mm. 



Lake County; rare. June 2S. Described from Posey County. 



