286 PHYTOrHAGA — HALTICIDAE. 



II. Upper-side brownish or greenish-bronze ; thorax 

 less convex. 



Brownish or greenish-bronze, above ; under-side bronze- 

 black ; first four joints of antennae entirely red-yellow, rest 

 black ; femora bronze, tibiae and tarsi red-yellow. Punctua- 

 tion of thorax and elytra not so strong as in P. Sahlhcrgi, 

 the former much more transverse and the rows of punctures 

 on latter not so regular. L. | — 1 1. Eather common. 



P. aridella, Payk. 

 C. Disc of elytra confusedly punctured. 



a. First two joints of antennae spotted with black. 



Ovate. Dark bronze above ; under-side and femora 

 bronze-black ; tibiae and tarsi reddish, former generally 

 brownish in middle ; first three joints of antennae reddish, 

 first two spotted with black, rest black. Head and thorax 

 very finely punctured, latter somewliat broader than long ; 

 elytra rather finely punctured. L. 1 1. Eare. 



F. aridula, Gyll. 



h. First two joints of antennae entirely red-yellow. 



Ovate. Bronze-black above ; under-side black ; femora 

 bronze-black, tibiae and tarsi red-yellow ; first four or five 

 joints of antennae entirely red-yellow, rest black. Thorax 

 and elytra punctured rather more strongly than in P. 

 aridula. L. 1 — 1^ 1. Scarce. P. confusa, Boh. 



Thyamis, 



A, Elytra black, blue or green, with or without lighter 

 markings. 

 a. Elytra unicolorous. 



I, Elytra not very finely punctured. 



i. Body rather flat; elytra completely covering 

 abdomen. 



A A, Elytra pointed at apex, very closely and 



rather deeply punctured ; length 1^ line. 



Black ; base of antennae and legs (except posterior 



femora) yellow. Thorax extremely finely punctured, almost 



smooth ; winged. Eare. T. nigra, E. H. 



a -Z?. Elytra obtusely rounded at apex, finely 



punctured, almost in rows ; length | line. 



Oblong-ovate. Pitch-black ; thorax and elytra dark 



