384 Rey. H. Clark on the Halticidee of South America. 
Clamophora generosa, Dej. Cat. 
C. nigra, elytris nigro-cyaneis: caput super oculos arcuate foveolatum, 
impunctatum: thorax crebre et confuse punctatus (punctis modicis, 
zqualibus) : seetellum impunctatum: elytra confuse et fortiter punc- 
tata: corpus subtus, pedes, et antenne nigree. 
Var. A. Capite rufo-fusco. 
Var. B. Capite et thorace rufo. 
Long. corp. lin. 4, lat. lin. 21. 
Brazil. 
Clamophora sanguinicollis (De}. Cat.). 
C. ceruleo-nigra, prothorace rufo-sanguineo: caput super oculos trans- 
verse foveolatum, impunctatum: thorax ad basin obsolete et transverse 
depressus, subtiliter et sparsim punctatus: scwtellum impunctatum 
nitidum: elytra leviter et confuse punctata: pedes et corpus subtus 
nigri: antenne nigro-fusce, art. 13° flavo-fuscis. 
Long. corp. lin. 43, lat. lin. 23. 
C. sanguinicollis may be separated from var. B. of C. generosa by 
the more minute punctures of the elytra. 
Brazil. From the collection of M. Chevrolat. 
Clamophora clypeata, Chevr. (Dej. Cat.). 
C. late ovalis, nigra, vel nigro-violacea: caput super oculos transverse 
foveolatum, subtiliter punctatum: thorax ad basin transverse depressus, 
subtiliter punctatus: sewtellum impunctatum: elytra subtiliter punc- 
tata: pedes, antenne, et corpus subtus nigyi. 
Long. corp. lin. 34, lat. lin, 2. 
C. clypeata may be distinguished from C. generosa by its much 
smaller size, its comparatively greater breadth of elytra, and the 
more minute punctures of the thorax. 
Brazil. 
Genus Peprtra, Clark. 
Circularis, subdepressa. Caput breve, depressum ; oculis excavatis. Palpi 
maxillares art. penultimo valde incrassato, apicali brevi triangulari. 
Thorax late transversus, margine antico sinuato-emarginato, lateribus 
antice rotundatis valde marginatis, angulis posticis acutis, margine 
postico arcuato et subtiliter marginato. Sceutellum triangulare. Elytra 
rotundata, humeris paulum ampliatis, brevia, confuse punctata. An- 
tenne filiformes elongatulz, art. 1° subincrassato, art. 2° brevi et minuto, 
art. 3 6° subzequalibus, art. 7-11° brevioribus. Pedes robusti; tediis 
posticis fortibus, subincurvatis et apice ab inferiori parte dente brevi 
armatis; ¢arsis brevibus, art. 2° minuto, unguiculis utrinque biden- 
tatis. 
