﻿— 176 — 



Tymncs tricolor may be found on blackberry, hornbeam and 

 various other plants. 



Adoxus vitis feeds upon Virginian creeper {Anipc/opsis) and 

 grape. 



Metachroma pallida has been bred from the leaves of poplar by 

 Coquillett (Can. Ent. xv, p. 21). 



Paria aterrima, Graphops pubesccns and Colaspis brunnea. — 

 These three species infest the roots of the strawberry. 



Doryphora clivicollis feeds upon the underside of the leaves of 

 various species of milkweed (^Asclepias). 



Doryphora ii-lineata. — The early stages of this species have 

 been described and figured by Duges (Ann. Ent. Soc. Belg. x.wiii, 

 p. I, pi. i). It feeds on Solaniun tardum in Mexico. 



Doryphora lo-lineata. — Besides the well known food-plant (the 

 potato) of this species it has also been found living upon the follow- 

 ing plants: egg-plant, Datura stramoimim, henbane {Hyoscyamiis)^ 

 ground-cherry {Physalis), apple of Peru {Nica7idra), tobacco, bella- 

 donna, petunia and cabbage (Glover and Riley). 



Doryphora juncta lives on Solamim carolinense. 



Chrysomela ^nultigiittata feeds on hazel (Coquillett, Can. Ent. 

 XV, 22). C. scalaris lives on willow, linden, elm and basswood. 

 C. philadelphica and C. bigsbyana infest various species of willow. 



Chrysomela siniilis was bred from ragweed (^Ambrosia artemisics- 

 fo/ia) and Bidens frondosa by Coquillett (Can. Ent. xv, 22). 



Chrysomela prcecelsis lives on Ipomea and Calystegia (Hamilton, 

 Can. Ent. xx, p. 66). 



Chryomela lunata I have taken this beetle on the leaves of va- 

 rious species of wild roses, upon which the larva also undoubtedly 

 lives. 



Prasoctiris phellandrii. — The food-plant of this beetle has not 

 yet been recorded in this country. In Europe it lives on Cicida 

 virosa. 



Prasoairis varipcs lives on a species of buttercup {Raminculiis^ 

 in April. 



Gastroidea polygoni feed upon different species of knotweed 

 {Polyg07i2cm). G. cyanea I bred from Riimex. G. formosa lives 

 on a species of rhubarb in Arizona. 



Lina tremidce, L. lapponica, L. scripta and Phyllodecta vulga- 

 tissi/na. — All these species infest various species of willow and 

 poplar. 



Monocesta coryli is injurious to various species of elm (Riley, 

 Rep. U. S. Dept. Agr. p. 246, 1878); also feeds on hazel. 



