iiii: I, A \i I'.i.i.icouN I'.i'Mri'LKs. l*-")! 



XIX. |)i(iiKi.(».\v( iiA Kirhy. 1S:^7. (dr.. "rlcrt diiw.") 



Klon^atc, p;ir;illci. siil)(l( i>r(>ss('(l species, iisii;illy piccuus or 

 iM'owiiish \ ('ll(»\v ill line, wiili ;i distiiicl ui-eenisli. inirplisli n\- l)i-(iiize 

 liistic. 'IMiey are covered with a tine silky i)iil)esce!ice, have lari;-e, 

 proiiiiiit lit eyes, the first ventral setjinent in o-reat part visible, the 

 claws clert at tip. The males have the club o!" aiitciuite neai-ly as 

 long as the ivniainiiig [)orti()n and the middle line of alHloineii, when 

 viewed from the side, more or less concave. They oflcn occur in 

 nnmliers on the younji' shoots or leaves of trees and shriilts. b'ive 

 species Inive been taken in Indiana, wliilc aiiolher jtrobably occurs. 



KKV TO INDIANA SPECIKS OK DIC] U'^f-O^' VClI A. 



(/. Thorax witlicut a well detiiied inediioi j,'r()Ove. 



h. Prevailing color diill brownish-yellow, the elytra nsiiaily \\i(h Taiiil 

 .m-eenish or bronzed surface lustre; tibi:T; and larsi culircly iialc. 

 r. Suture between clypeus and front indistuict. imt iini>i-csscd. 

 (/. Subapical marginal grooves of thorax distinct ; front niari;in of 

 clypeus narrowly reflexed ; elytra with a darl<cr narrow stripe 

 on the sides which is more distinct at its cxlrcinities. 



1795. SCI5VITTATA. 



(Id. Subapical and basal marginal grooves obsolete; clypeus rather 

 broadly reflexed; elytra wifliouf trace of d.-irker lateral stripe. 



TESTACEA. 



cc. Suture between clypeus and front distinct, rather deeply Im- 

 pressed; clypeus rather strongly refiexed; subapical marginal 

 line of thorax deeply impressed; elytra pale, feebly tinged with 

 gi-een. 1^96. dii-I'ta. 



hh. Prevailing color dark; elytra in fully colored species more or less 

 brilliant green or bronze. 

 ('. Suture between clypeus and front indistinct; surface lustre green- 

 ish or purplish ; ajiex of hind tiliia' and tarsi piceous. 



1797. eeoncaia. 

 cc. Suture between cly])eus and front deeply impressed; elytra piceous 

 with bronzed lustre; legs wholly reddish-brown or piceous. 



179S. FUSCl'LA. 



(/«. Thorax with a rather broad and deeiily imijressed median line or 

 groove; elytra with distinct greenish lustre. 1799. albicollts. 



1795 (5057). Diciiei.onyciia sibvittata T.ec. .Tourn. Phil. .Vcad. Nat. Sci., 

 III. 1S5G, 279. 

 Pescnibles (Unifvitd in form but stouter. I >ull I'eddisli bi-own or hi'own- 

 ish-yellow. with a l>ronze or greenisli liiige; elytra willi a fuscous or dark 

 greenish striiie on sides, often obsolete except on the Inniieral ■•ind ;ipic;il 

 elevations. Ile.-id coars<'ly and rngcsely pniiclured. 'rii<ir.i\ with .-i faint 

 median line; less densely ;ind mure coarsely imiictured than in cloiii/atd. 

 its surface si»arsely pubescent in bi.tli sexes. Klytra rather coarsely punc- 

 tured and wrinkled, very sparsely )*ubescent. Length 10-11.5 mm. 



