384 Mr. H. W. Bates on Neiv 



'paradoxa the joints have rounded angles, as in M. scutel- 

 laris. I am uncertain about the sex of my two examples, 

 but from the shortness and smoothness of the antennae, 

 &c., I judge them to be females. 



Ophistomis picticornis. 



Flavo-testacea, capite utrinque vitta nigra usque ad 

 marginem posticum thoracis continua; elytris (ad hu- 

 meros latis) utrinque raaculis lateralibus tribus, quartaque 

 discoidali prope scutellum, et marginibus anguste nigris, 

 apicem versus litura indistincta fusca; antennis nigris, 

 articulis 7-9 albis; prosterno utrinque vitta, ventroque 

 annulis quatuor, nigris ; pedibus flavis, femoribus et 

 tibiis apice, tarsis totis nigris. 



Long. 8-9 lin. ((?). 



Two examples. 



Agaone monostigma. 



A. molorchoicU afRnis ; angustata, rufo-testacea ; thorace 

 cylindrico, confertim grosse punctate, vitta mediana pos- 

 tice abbreviata nigra ; elytris abdomine multo brevioribus, 

 truncatis, vix nitidis, punctatis, punctis lateralibus gros- 

 sioribus, ibique vitta niarginali nigra ; antennis dimidium 

 corporis superantibus, apice incrassatis, nigris, sparsim 

 ciliatis; femoribus apice supra, tibiis et tarsis (partim) 

 nigris, femoribus posticis apice bene distincte nigro- 

 cinctis. 



Long. 3^ lin. ( ? ). 



One example. 



Crioprosopus rutilans. 



Angustatus, supra Ifevissimus, capite thorace et scu- 

 tello nigris, elytris viridi-seneis politissimis, nitore cseruleo 

 certo situ splendentibus ; metasterno et ventre obscure 

 rufis, nigro variis, laevibus ; pedibus nigris, femoribus an- 

 nulo Ifete rufo; thorace transverse, supra subeequali, 

 sparsim punctulato, vitrinque tuberculo grosso mediano 

 alteroque obtusiori anteriori ; antennis corpore paulo lon- 

 gioribus ( ? ), articulis 4-11 albo-sericeis ; prosterno con- 

 vexo, apice rotundato; metasterno triangulari, producto. 



Long. 1 un. 2 lin. ( ? ) . 



