46 KEY. T. A. MARSHALL — COBTNODINOEUM EECENSIO. 



culis 5 iiltimis leviter compresso-dilatatis, ultimo oblongo, 

 apice triangulo s. acuminato : palpi maxillares articulo ultimo 

 ovate, penultimo globoso. Thorax supra hemisplisericus, 

 latus, antice gibbosus, post oculos baud sinuatus, lateribus 

 rotundatis, margine basali leyiter bisinuato. Antepectoris 

 processus anterolateralis perbrevis, triquetrus, ab angulo 

 thoracis plus quam suam ipsius longitudinem distans. Scu- 

 tellum semiellipticum. Mytra tborace vix latiora, postice 

 levissime ampliata, oblonga, convexa, apice subito rotundata. 

 Fedes tibiis anticis elongatis, incurvatis ; unguium appendi- 

 culis brevibus, apice tantum liberis, yix acutis. Corpus bre- 

 viter oblongum, valde convexum. 



54. C. OIBCUMDUCTTJS. 



C. breviter oblongus, parallelus, thorace gibboso; violaceus, elytris 

 aureis, margine laterali anguste suturaque violaceis ; thorace crebre 

 fortiter punctato, elytris punctato-striatis ; scutello violaceo. 



Long. 4i lin. ; lat. hum. 2 lin. 



Thorax very convex, in front gibbous, not sinuated behind the eyes, 

 coarsely and thickly punctured. Front rugose between the eyes. 

 Elytra bright golden or purplish copper-coloured, with the suture, 

 and the lateral margins very narrowly, violaceous. The rest of the 

 insect is entirely violaceous. The anterior tibiae of the S are elon- 

 gate and strongly curved, of the $ shorter, and slightly curved. 



Hab. India. 



In tbe collections of tbe Eev. H. Clark and the British Museum. 



55. C. PRETiosus, JBaly. 

 Platycorynus pretiosus, Baly, Descriptions ^c. p. 4. 

 Hai. India. 

 In the collections of the Eev. H. Clark and Mr. Baly. 



Subg. vii. {Bathycolpus, nobis: Platycorynus, Baly). Caput 

 verticale, thoraci profunde iusertum ; oculis levissime emar- 

 ginatis. AntennoB articulis post 4*^™ plus minus incrassatis, 

 subcompressis ; articulus idtimus apice obtusus : articulus 

 ^mus oblongus, crassus, extus convexus ; 2'i"« quadruple 

 minor, extus apice convexus ; 3*^"^ 2"^° duplo longior, tenuis, 

 cylindricus ; 4*^^^ 3*^° brevior, cylindricus. Thorax plerum- 

 que transversus, antice globosus, non angustatus, gibbosus, 

 caput ad oculos usque complectens. Antepectoris processus 

 anterolateralis triquetrus, ab angulo thoracis suam ipsius 

 longitudinem distans. Scutellum rotundatum, interdum utrin- 

 que subsinuatum. Elytra convexa, paraUela, breviuscula, 



