IK I.AM i:i,I.IC(»K\\ IJKK'I'liKS. 



11(1 



XLI. Tkiciims Knl.. 177.') 



dr.. "luiirv.") 



]M»'(liiiiii-sizod IxH'tlcs li;i\'iiiii' the llior.ix i-ouiidcd, luirrnwrr tluiii 

 clylra, tlic hitter short. Jihuost ti'iiiicjit!'; py^idiiini proiniiirtil in 

 h(»th sexes, that of inalo more convex than that of female and with 

 the tip somewhat inflexed. They occur upon flowers durino' the 

 day and i-eadily tak(> to fliijht when disturbed. Thi'ee of the six 

 known s|)('cics have hccii taken in Indiana. 



Ki:V TO I.NDIA.N'A SPIX'IKS OF TUH'Iin S. 



'/. lOl.vlra Willi wliitc t rnnsver^e liands aiul vchcly sputs on (lie sides. 



/*. Elytra witli third and tifth intervals distinetl.v mere convex than sec- 

 ond and fonrth. the hitter two rather don.sely punctate; front tibuc 

 of male without spur. ISGS. pigeb. 



hh. Elytra with tliird and lifth iiit(>rvals but slightly convex, sec-ond. and 

 fourth very sparsely puiictiirod ; front tibijie with spur in both 

 sexes, that of male more sh^nder and strai.trht than in female. 



1869. AFFINIS. 



(Ki. Elytra reddisli-hrown. tini^ed with irreeii. without transverse whitish 

 Iiands or velvety sjtots on the sides. 1870. biisens. 



18(>S (.j;);J7). Tkichius pigkk Fab., Syst. Ent.. 1798, 40 



Oblong-ovah Head and thorax piceous. 

 tinged with greenish; elytra reddish-brown to 

 piceous. sparsely pubescent, eacli with two 

 short, obliiiue whitish bars, one slightly in 

 front of, the other slightly behind the middle, 

 and reaching from the margin to the tifth, 

 rarely the third, interval ; sides with a black 

 or reddish velvety siiace reaching from the 

 margin to the fifth interval behind the front 

 l)ar and divided by the hind one; body be- 

 neath and femora piceous-bronzed, clothed 

 with long, white, silken hairs; abdomen, tibite 

 and tarsi reddish-brown. Head and thorax 

 densely punctate, usually thickly clothed with 

 short, erect, yellowish hairs, Pygidium finely 

 rugose, sparsely pubescent, often with a whit- 

 ish scaly space on the sides. Length 9-11 mm. 



(V\<T 491 "I I'"ig. 421. Male'^aiid [foreleg-rofS female. 



^ ''■ " '-^ (After Chittenden" in Bull. XXVII, New 



nil I i. ii 04- J- ^> ,4. Ser., U. S. Uiv. Ent.LtaB^fae.j* J«B M 



1 hr()u<>h()ut tlie State; 1 roquent.ti— 

 June 3-July 24. Occurs on flowei's of various kinds, especially 

 those of Jersey tea {(Uanolhux) , and wild liydrans'ea. The clypcus 

 of male is lonti:er and the thorax inm-h more ih-nsely pnhescent and 

 more narrowed in frojit than in i'cmale. 



