i^ln entire ; stnlk (jf the antenna." chestnut ; elytm silky, green, more f)r 

 less bronzed. 



Variktv ];. Antcnnx rufous. Tarsi pale cliestnui. [Taken on 

 iK^rta shore of Lake Superior by Agassiz's Expedition, j 



iS".. DiciiEi.oxvcHA viRKSCENS Kirl'V. — Length of body 43.4 — 5 

 ii.nes. I'aken in Canada by Dr. Big.sby, in Xova Scotia by Dr. ^L'l(■ 

 (.'ullocii, in -Massachusetts by Dr. LLarris, and in Pennsylvania by Dr. 

 1 lorsneld. Dr. iligsby found it common on the different species of SalLx. 



1^35] ^^'^^^h' l*i<^t.'f'iis, thickly covered underneath, e.xcepl the disk of 

 ih;.- breast and abdomen, with decumbent snowy hairs, minutely j)unr- 

 tured, punctures most numerous on the upper side. Head nearly black, 

 covered with glittering decumbent hairs ; nose very obtuse and almost 

 truncate, less retlcxed than in D. Backii, reflexed part obscurely rufous ; 

 rhinarinm, underside of the head, and mouth with its organs, rufous ; 

 antennae reddish-yellow : !;rolhora\ nearly black with the sides a little 

 paler, with a longitudinal discoidal rather obsolete channel and an im- 

 [>ression on each side ; sprinkled with short glittering decumbent hairs : 

 scutellum rufous, thickly covered at the base with whitish decumbent 

 hairs : elytra reddish-yellow tinted with green, sprinkled wiUi short de- 

 cumbent whitish hairs, the lateral punctures are almost arrangefl in dense 

 rows : abdomen nifous ; }>odex thiickly covered with .snowy hairs : legs 

 reddish-yellow: tarsi darker: posterior tibiae black, reddish at the base : 

 po.sterior tarsi piceous. 



V'ariftv B. Head and prothorax rufopiceous ; legs rufous. 



( ". Head and pnjthorax rufous mottled with dusky ; elytra 

 with a green spot at the shoulders and tips ; posterior 

 legs entirely rufous : trunk rufous. 



[This species is in all })robabiIity synonymous with D. elougatida 

 Schon.. the var. C belonging to I), sulnnttata Lee. Both of these species 

 are common in Canada : m'c Iiave generally taken them upon various 

 kinds of Oaks.] 



184, DiciiKLONVCKA tf..staci:a A7/-<^j'.- Length of body 4/3 line.s. 

 Taken by Dr. Bigsb)' in Canada. 



Very similar to Variety C of live preceding species ; but the body, with 

 the exception of the eyes which are black, is entirely of one colour, rufo- 

 testaceous, the head, prothorax, and tarsi being rather darker than the 

 rest ; the eyes are larger and more prominent ; the head and prothorax. 

 especially the latter, are r^ore thickly and minutely punctured ; and in 

 this there is no dorsal channel : its margins, especially the lateral, are 

 more hairy, the elytra exhibit no humeral or apical green spot : and they 



