152 Mr. H. W. Bates's additions to the 



Stizoccra {Per Hue to it) pot'i/i, Chevr,, Eev. Zool , 1838, 

 p. 284 {ElapJndion) ; id., Ann. Soc. Etit. Fr., 

 1862, p. 268 ; Jacquelin-Duval in Sagra's Hist, 

 cle Cuba, Ins., p. 267, tab. 11, %. 1 (French 

 edit.), {Elaphidion). 



Hah. Panama, Cbiriqui (Trotsch). 



A large example (18 millim.) of this beautiful Cul)an 

 species of the genus, agreeing well with a specimen from 

 Cuba, with which I have compared it. 



Psjjmssa stlienias, n. sp. 



Caeteris speciebus hnjus generis major robustiorque. Valde 

 elougata, rufo-castanea iiitida, pilis nonniillis erectis exceptis 

 glabra ; elytris postice subtilius, disco hie illic lineatim, conspicue 

 punctatis. Caput politiim, sparse punctatum ; palpis articiilo api- 

 cali valde dilatato, gula traiisversim strigosa. Thorax elongatus, 

 subcylindricus, usque ad post medium leviter rotundatus, prope 

 basin angustatus ; supra discrete punctatus, disco callisque duobus 

 anterioribus parum elevatis, liBvibus. Elytra postice sensim at 

 parum angustata, apice sinuatira truncata. Antennae articulis 

 o — 10 subtequalibus, apud margiuem exteriorem tantum carinatis, 

 oio longe 4 et 5 breviter spmosis. Tibia3 4 posticae extus carinatae. 

 Scapus et femora grosse et dense punctati. Long. 18 millim. 



Hah. Mexico, Acapulco (Uoje). Two examples. 



Psyrassa punctidata, n. sp. 



Augusta, rufo-testacea, supra breviter pilosa pilis longis inter- 

 mixtis, sat dense et fortiter (versus apicem pauUo subtilius) punc- 

 tata, thorace plaga discoidali oblonga hevi. Capiit sparsissime 

 punctatum; palpi articulo apicali { J ) mediocriter dilatato, ad apicem 

 valde oblique truncato. Antennae articulis 3 et 4 sequentibus 

 paullulum brcvioribus, 3 — 5 versus latera unicarinatis, 3io spina 

 valida 4to spina multo minori arinatis. Thorax angustus, cylin- 

 dricus, juxta basin angustatus. Elyti*a apice siuuato-truucata. 

 Pedes sicut in P. hasicornl sat breves, femora paullo incrassata ; 

 tibiae 4 posticte extus carinatas. Long. 11 millim., 2 . 



Hah. Mexico, Acapulco (Hoge). One exami)le only. 



Psyrassa crihellata, n. sp. (PI. V., fig. 9). 

 Maxime elongata, linearis, obscuriiis rufo-castanea, subtus fiisco- 

 nigra, cincrco-pubesceus, supra sparsius incumbenti-pubescens, 



