998 



!■■ \ \i I i.Y L. — scai;ab.i;id.1';. 



185;) (5000). ErpiioHiA riLoinA Fab.. Syst. Eiit., 170S, 48. 



Oblong-oval. Head and thorax nsually lirilliant greon. tlio latter mar- 

 gined at the sides with yellow; elytra green, nsually with u reddish-brown 

 tinge, sometimes marked with ehalk-white spots; abdomen green, the sides 

 with whitish spots; pygidium with four similar spots on base; legs red- 

 dish- or brownish-yellow, tinged with green. Entire upper surface sparsely 

 and rather finely iiuuctate; elytra willi (inly faint traces of cost;e. Length 

 13-18 mm. 



Tlirouo-lioiit the Slat<'; rniiuciit. ^Fay lO-September 29. Usu- 

 ally |)U|)al('S l)oiK'atli l()i;s in (laiii|) ])la('os: coinDion in June in the 

 wasluip alonii" tlic slioro of Lake .Mirhiyan. Occiu'S also on flowers. 



K. In rl)(ic(<i ()li\'., length 14-1() uini., occurs iu the "Middle 

 States I\e<;i()n." 



ISOO (."lOlD. EiiMioKiA i.M>A iaini.. Sysl. Xat.. Ed. X. 17(;(;. ;J52. 



I'.r-.adly oval. Head and thorax piceous, 

 feebly jiron/.ed. the latter often with yellowish 

 •opots ; elytra l)rownisli-yellow, mottled with 

 black sp<its. which often tend to form cross- 

 bands; beneath piceous, the legs and hind mar- 

 gins of abdominal segments often paler. Vertex. 

 thorax, pro- and mesosterna, femora and sides 

 - f abdomen usn.ally densely hairy. Elytra each 

 Willi two i-ather bi'oad and feeble costal which 

 unite at aiiex. F.ength lo-KJ mm. (Fig. ■^^^^.) 

 Throuiiiiont the State; fro(|nent. IMareh 

 2(>-Au,oiist 17. On llie first warm, snnny days of spi-ini;' this "bum- 

 hie tlower-l)(;etl(^" comes foi'th in nnmhers and flies close to the 

 liround with a \o\u\ hu/.zing nois«^ like that of a hu'uhle-hee, for which 

 it is often mistaken. When ca})tnred it defends itself by emitting 

 a strong, pungent chlorine-like odor. A second brood is said to ap- 

 pear in September. The larviP live in rotten \vood, lieneath chips 

 and other woody del)ris. The adults are often found sucking the 

 juices of roasting ears, ])eaches, grapes and ai)ph'S, and .sometimes 

 do much damaue. 



(Aflc 



XXXVIII. Ckemastociiius Knoch. ISOl. (dr., "hanging 4 



lip.") 



Rather elongate, dnll black", coarsely ]mnct\n-ed sjiecies, known 

 from their allies by the characters given in key. and by having the 

 outer portion of mandi1)l(^s thickened and horn-like; last spiracle 

 near hi]id margin of the segment; middle coxa' withont a pi'otuber- 

 ance between them. Tlui mouth is jxH-uliai-ly constructed, the cly- 

 ])eus being thickened and turned up, and the meutum nuich en- 



