NATURAL SCIENCES OF PHILADELPHIA. 39 



also roughly punctate. L. .24. Oregon (Walsiugliani). The color 

 varies from blue to green or golden. 



Chalcoparia, g. n. 



Head dceplj' immersed, antennae distant, eyes not emai'ginate, 

 no ocular sulci ; thorax hardly lobed behind the eyes, antennae 

 with joints 2-4 equal, short; tibiae not produced at the apex, 

 claws appendiculate. This genus is formed for a small globose 

 species having the aspect of Colaspis ii^istis, but the thorax is not 

 margined behind, a character unique in the N. American Eumol- 

 pidde. 



1. C. globosa, Oliv. Ent., vi. p. 893. 



Globose, shining, cupreous ; antennse, four anterior legs, and 

 posterior tibite red ; head sparingl}'^ punctate, front impressed ; 

 thorax transverse, deeply emarginate for the head, evidently 

 punctate, sides slightly rounded, finely margined, base immargi- 

 nate with a row of punctures along the edge ; elytra deeply 

 irregularly punctate, punctures sometimes subseriate. L. .10. 

 Middle and Southern States, Texas. 



Paria, Lee. 



Eyes bordered by a deeply impressed base ; posterior tibi 

 broadly emarginate at tip, claws bifid ; thorax lobed behind tlie 

 eyes ; elytra striate punctate ; antennae with second joint shorter 

 than third. 



1. P. 6-notata (Say), J. Acad., iii. 445. 



Oblong, short, yellowish-red, ventral segments and three spots 

 on eacli el^-tron black ; head coarsely punctate ; thorax margined, 

 sides slightly rounded, sparselj'^ punctate ; el3'tra deeply punctate 

 striate, interstices smooth, striae obsolete before the apex. 

 L. .12-.16. Atlantic region, extending also to California. 

 Var. Q-guttata, Lee. Pr. Acad., 1858, 86. 



Elytra with the two lower spots united. 

 Var. %-notata (Say), 1. c, 446. 



Thorax black, elytra with the spots much larger. 

 Var. Gilvipes (Dej.). 

 Entirely black, legs pale. 



