( 192 ) 



fiiiiif dorsal swellings. Elytra jiarallel, and cunimonly rounded at the apex, their 

 siitnral part almost horizontal from the base to beyond the middle, then rather 

 suddenly deflexed ; the tubercles are arranged in about four rows on each elytron : 

 tlie Hrst row, beginning in the middle of the base, consists of three short and 

 strongly raised keels, the anterior of which bears three sharji tubercles; the second 

 row, at the outside of the iirst, consists of about seven tubercles, the posterior of 

 which is largest and placed a little behind the second (antemedian) tubercle of the 

 first row; Ihe third row commences at tlie shoulder and consists of about ten 

 tubercles, and the fourth row begins also at the shouhler and its tubercles gradually 

 become minute behind; moreover, there are three or four faint tubercles at the 

 base near the scutellum. Abdomen with black spots ; femora with one, tibiae with 

 two blackish rings. 



llalj. Knilu (A. Mocquerys, Wd'i) and Loanda. 



This species is different in its general ajipearance from .,1. hnfo (C'hevr.) and 

 hiifoidcs sj). nov., as the elytra arc not Inuujied ; it also ditt'ers in the intermediate 

 tibiae being sinuate at the apex. 



1 (-'. Apomempsis trispiuosa sp. nov. 



A. nigra, sorilide griseo-squammosa. Frontc ad antennurnm Inheres paucis 

 jiuuctis grossis iustrucla. Antennis articulo tcrtio quarto dimidio, ,j' ad 11""' 

 simul sumtis parum longiore. Prothorace kmgitudine fere dimidio latiore, disco 

 leviter trigibboso, indistincte uigro-bimaculato, lateribus medio crista fortiter elevata 

 trisj)inosa armato, spina autica miuore. Scutello fere semicirculare. Elytris bre- 

 vissimis, convexis, post medium parum gibbosis, pone basim parnm transverse 

 depressis ; singulo elytro tuberculis in sex seriebus dispositis instructo : serie jirima 

 prope snturam tuberculis duobns, serie secunda tuberculis octo, anteriore tubercuk) 

 in basis medio sito bifido, tuberculis 2", 3", 4 magnis, caeteris parvis ; seriebus 3' 

 (duobns tnlienulis), 4 (tuberculis (piatuor), o'' (tuberculis qnatnor) post de])res- 

 sionem basalem incipieutibus, eorum tuberculis sat minutis : serie sexta tuberculis 

 septem et spina acuta humerali ; elytris medio sat sparsim, lateraliter profimdius 

 densius parum seriatim puuctatis. Femoribus et tibiis medio anuulo nigro uotatis. 



Long. C mm., elytr. 4, lat. 3. 



This sjiecies witli three lateral spines on the prothorax is perliajis the same 

 whicli Lacordaire mentions in (Jeiwra L'nlenpt., ix. 1, ]). 27.s, note (2). 



Praonethida gen. nov. 



Difiert a gencre A/wmcmps/.i Pasc. : Oculis divisis ; prothonuc disco fortiter 

 elevato ; proccssu prosternali transverse elevatoacuto liitubeivulato. 



Type : Praoiiet/ni/a i/iorar/i-fil/s sp. nov. 



Thi' elytra arc longer tliau in Apomempsis ; the sides of the i)roiiionix are 

 nearly straight and liavc^ a feeble trace of a tubercle. 



In general apj)earauce the species described below rLiniiids one of Pruonetka 

 Pasc. 



14:!. Praouethida thoracicalis sp. nov. 



P. nigra, sordidc griseo-scpiamniosa, jiedilms breviter setulosis. Cajiite inter 



antennas coucavo ; fronte punctata ; vertice laevi. Antennis brunneo-nigris, arliculis 



tertio. et quarto conjunctis omnibus sequentibus simul sumtis multo lougioribus. 



Prothorace fortiter dense pnnctato, disco fortiter elevato, elevulione nigra antice 



