192 Mr. H. W. Bates on Longtcorn 



shorter than in others from Texas, with which I have 

 compared them. The species has therefore a wide range 

 from S. Carolina to Nicaragua. 



Stenygra histrio, Serville, Ann. Soc. Ent Fr. 1834, p. 

 97. — A well-known Mexican insect. 



GoBlarthron quadrinotatum, Bates, Trans. Ent. Soc. 

 1869, p. 385. — 'Mr. Belt has sent a good series of this 

 distinct species ; the specimens do not offer any note- 

 worthy difference. 



Evander nohilis, n. sp. — Tj. Nietii (Guer.) similis, 

 differt inter alia elytris basi haud maculatis ; capite 

 ochraceo, vertice nigro, grosse scabroso-punctato ; thorace 

 ochraceo, dorso vittis tribus angustis, nigris, mediana 

 antice abbreviata ; supra omnino scabroso-punctato, antice 

 lato, quadrato, pone spinam sinuato-angustato ; scutello 

 triangulari-elongato, ochraceo, vitta lata nigra ; elytris 

 ante apicera paulo rotundato-dilatatis, margine apicali 

 ciliato ; supra 4-costatis, costa Ima brevi, reliquis apice ab- 

 breviatis, 4ta flexuosa, interstitiis crebre punctulatis, 

 ochraceis, triente apicali violaceo-nigris ; corpore subtus 

 sericeo-nigro, prosterno et mesosterno medio ochraceis, 

 inter coxas valde elevatis ; pedibus nigris, femoribus anticis 

 annulo fulvo ; antennis nigris, articulis apice dilatatis, 

 ultimo appendice angusto acuto. 



Long. 10-12 lin. i ? . 



Chontales. The scutellum is rather broader at the 

 base than in E. xanthomelas . The antennae are similarly 

 formed, except the narrow sharp appendix to the termi-' 

 nal joint, which is similar in both sexes. 



Pteroplatus sellatus, White, Cat. Long. Col. Brit. Mus. 

 p. 82, pi. 3, f. 3. — Also found in Mexico. 



Crioprosopus rutilans, Bates, Trans. Ent. Soc. 1869, 

 p. 384. — Mr. Belt has taken several examples of this 

 splendid species, the elytra of which have an indescribable 

 polish, and are furnished, before the apex, with a sharp 

 dentiform projection on each side. 



Genus Metaleptus, nov. gen. 



Gen. Purpuricenus proximo affinis, differt tarsis posticis 

 elongatis tenuibus, antennisque maris tenuioribus. Tu- 



