52 Mr. F. P. Pascoe on some new or little-known 



the form of the prosterniim and its contiguity to the mesostemum. 

 My specimen is the only one I have seen, an<J was obtained from a 

 small collection sent to this country by Mr. Thwaites, the Superin- 

 tendent of the Botanic Garden at Peradenia. 



CEdemutes twmidus. (PI. II. fig. 4.) 



(E. aeneus ; capita prothoraceque modice punctatis ; elytris elevatis, punc- 



tato-sidcatis. 

 Hab. Ceylon. 



Brassy-brown ; head and prothorax irregularly, but not closely 

 punctured ; elj-tra very gibbous, as if inflated, each with about seven 

 rows of strongly sulcated punctures ; body beneath paler and less brassy. 

 Length 4 lines. 



Camaria [Helopidse]. 

 Encycl. Methodique, Ins. vol. x. p. 454. 



Camaria spectabilis. 



C. viridi-aenea, subiridescens ; elytris punctato-striatis, interstitiis cupreo- 

 vittatis, apice obtusis ; tarsis chalybeatis ; corpora infra viridi-aureo. 



Hab. North China. 



Brassy-green, somewhat iridescent ; head and prothorax finely punc- 

 tm'ed, the former with a semicircular impression above the epistome 

 (common apparently to the genus) ; scutelhim small, rounded poste- 

 riorly, chalybeate blue ; elytra very convex, punctate-striate, punctures 

 minute, the interstices in certain lights showing a stripe of rich copper- 

 red, the apex obtuse ; femora and tibiae finely punctured, varied with 

 blue, pm'ple, and gold ; tarsi dark blue ; labrmn, palpi, antermse, and 

 eyes black; body beneath rich golden-green. Length 12 lines (d"), 

 14 lines ( 2 ). 



Elacatis [Melandryidee]. 



Head broadly triangular, as wide as the prothorax. Eyes distinct, large, 

 ovate, contiguous to the prothorax. Antennae arising from beneath a 

 narrow orbit, eleven-jointed, the two basal joints thick, the second 

 shortest, the third to the eighth subequal, slender, the last three fonning 

 a short ovate club. Labrum small, rounded anteriorly. Mandibles 

 short, with a single tooth in the middle. Palpi robiist, cla-viform. 

 Maxillfe with two ciliated lobes. Labium small, subcordate. Mentimi 

 transverse. Prothorax subquadrate, posterior angle emarginate, the 

 parapleurae distinct. Elytra as broad as the thorax, tapering posteriorly, 

 the epipleural plait very narrow. Legs short ; anterior coxae conical, 

 contiguous, their acetabula closed behind, the intermediate subapproxi- 

 mate, oblique, furnished with trochanters, the posterior transverse ; 

 tibiae spurred; tarsi very slender, the first joint long, the pemdtimate 

 entire ; claws simple. Mesostemum narrow, truncate behind. 



