1 ^9°» 



THE TUMBLING FLOWER BEETLES. J-'^' J 



2451 (7840). Mordellistena convicta Lee, Proc. Phil. Acad. Nat. ScL, 

 XIV, 1862, 50. 



Linear. Black; pubescence of elytra arranged in distind narrow Lines. 

 Length 3 mm. 



Marion and Perry counties; scarce. May 20-May 30. 



24.52 ( 7843). Mordellistena morula Lee, Proc. Phil. Acad. Nat. Sc... 

 XIV, 1862, 50. 



Resembles pustulata in form and size, but the pubescence is yellowish 

 and is scattered unevenly over the surface. Length 2-3 mm. 



Lake County; rare. May 29- June 12. A member of the Alle- 

 o'hanian fauna. 



2453 (7844). Mokdell.stena ambusta Lee. Proc. Phil. Acad. Nat Set., 

 XIV, 1S62, 50. 



Nearly linear. Dark reddish-brown, the head and thorax often slightly 

 darker. Ridges of hind libi.-e longer and more oblique than usual. Length 

 3-3.7 mm. 



Vigo Knox and Crawford counties; scarce. June 2-July 4 

 U. dngulmis Smith, length 5 mm., is known from Georgia and 

 near Cincinnati. 



2454 ( 7846). Moroei.i.istena l.v.oolo., Lee. Proc. Phil. Acad. Nat, Set, 

 ' XIV, 1862, 50. 



Slightly wedge-shaped. Uniform dark reddish-brown, thickly clothed 

 with brownish-yellow pubescence. Length 3.4 mm. 



Marion and Putnam counties; rare. June 7-June 28 Differs 

 from ambusta only by the additional ridge on first joint of hind 

 tarsi. 



2455 (7847). Mordellistena margin alts Say. Journ. Phil. Acad. Nat. Sei., 

 Ill 1824. 278 ; ibid. II, 165. 

 Rather robust; wedge-shaped. B,ack; head a „d tUovax .«^ 

 tbe former usually with a black spot; the latter either w>th base eit.ielj 

 btk or with a Jmdrate oblong spot extending from middle to scutellum, 

 and another on each hind angle. Length 3-4 mm. 



Throughout the State, common; much more so in the northern 

 counties. May 29-Septemher 25. Taken by sweeping. M. comata 

 resembles this species closely and is apt to be contused with it. 



: 2456 ( . ). Mordellistena otVLSA Lee. Col. of Kan. and E. N. Mex.. 



1860. 17. 



Slightly wedge-shaped. Head, front and middle legs and front half of 



