ThJi LEAF BEETLE^. 114U 



Siiuthwi-stern portion of the State; si-arin. June 12-July 2.s. 

 Occurs on the frreater ragweed, Ambiomi irifida L., in low, moist 

 places. The larger size, more truly oval form and coai^^nly punc- 

 tured sides of metasternimi readily distinguish this from tristi.s. 



I'lBO ((JTTsbi. XoDONOTA pc.NCTicoiXTs Sny. Jouru. Phil. Acad. Nat. Si-i.. 

 III. l'^2l;. 444; ibid. II. ■^^•2. 

 Oliliiiiir. nearly parallel. Bluish, tn'eeiiish or bronzed, 

 moderately shining.'; basal joints of anteuufo. and rarely 

 the legs, reddish-yellow. Head and thorax distinctly alu- 

 taceous. the latter more than twice as wide as long, sides 

 feebly curved, front angles acute; surfai-e with rather 

 tleuse. elongate punctures. Elytra coarsely and irregular- 

 ly punctate, the punctures in rows near apex. T'mbone ^ ^ 

 marked with a distinct iniiiression and with usually a t- ,a, ,.», rwt 



llg. s94. (After (.nit- 



short raised line or costa behind it. Length 3.5-4.1: mm. tenden in Bull, vil, Xew 

 (Fig. 4f(4. ) £er , I" S Di.- Ent J 



S.,uthem half of State; frequent. ^May 2s-.July 4. Occurs on 

 tlie riowers of wild rose and the foliage of various herbs. 



Clirysodina rjlohosa C)liv., broadly oval, ecnvex. bronze-blue or 

 brassy, length 2.5 mm., is said to occur from the '^Middle States to 

 Colorado and Arizona. ' ' 



Tribe VIII. CHRTSOJIELIXI. 



Oval. eonve.K, rarely oblong beetles of moderate, rarely small 

 size, usually variegated in color. Tliey have the antennae of mod- 

 erate length, widely separated at base, the outer joints somewhat 

 enlarged ; eyes feebly emarginatc, not prominent ; thorax with •well- 

 defined side margins; front coxa? transverse and widely separated; 

 elj'tra with distinct epipleurs and covering the abdomen; third 

 tarsal joint entire (except in Gastroidpa and Liiia). Representa- 

 tives of nine of the 13 genera composing the tribe have been taken 

 in the State, Avhile those of one other may occur. 



The only papers treating cspeeiaUy of the North American 

 genera comprising the tribe are as follows : 



PiO()rrfi, "SV F. — "Synopsis of the Species of Chrysomela and 

 Allied Genera Inhabiting the U. S.,"' in Proo. Phil. Acad. 

 Xat. Sfi., VIII, IS.in. 2ft-39. 

 LiiU'lJ. Martin L. — "A Short Review of the thrysomelas of 

 North America," in Journ. N. Y. Entom. Soc. IV, 1896, 

 195-200. 



