( 241 ) 



disco tiiberculis dnobns instnicto. Sontello iere semicirculare, iijiice parniu elevato. 

 Elytris apice comiminiter rotmidafis, fortiter, ad sutnram jiarniii seriatim, pnnctatis; 

 singulo elytro tuberculo fariuaclbrmi basali autice et ])ost,ice fortius elevata, 

 tubercnlo postmediauo cariiiacformi |)arum minus elevato, armatis. 



Long. 7^ mm., elytr. 5, lat. 2|. 



Pubescence somewhat spotted with bvownish l)Iai-k and yellowish u-rey. 

 Elytra witli two e.xceedingly faint raised lines at the outside of the jiosterior 

 keel-like tubercle. 



Hah. Kuilu (A. Mocquerys, 1892). 



This sjjeeies diii'ers from Th. bisbinodidus Qued., which also has two tubercles 

 on the disc of the prothorax, chiefly in the elytra having each only one ]JOStmediau 

 tubercle. 



:V21. Theticus similis sp. nov. 



Th. denticoUis sp. nov. aflinis, sed ditfert : prothorace hand tuberculato, 

 elytrorum carina basali breviore, non siibintei'rupta, simplice, carina posteriore 

 longiore. 



Long. 0^ mm., elytr. 4A, lat. 2^. 



The punctuation of the elytra is somewhat more regular and denser than in 

 Th. denticoUis sj). nov., the jjunctures being arranged in rows even on the middle 

 of the disc. The anterior crest is vertical behind and tufted with a black pile ; 

 the postmediau carina is long and more strongly declivous behind than in front, 

 with the most elevated part black, whilst the anterior declivous portion is whitish. 



Hah. Gaboon (A. Mocquerys). 



322. Theticus biarcuatus Thorns. 

 Kuilu. 



323. Praouetha cristata sp. nov. 



P. brnnneo-nigra, pube sordide griseo-flava vestita, nigro- et fnlvo-variegata. 

 Antennis infra sat fortiter ciliatis, scapo articulo tertio fere aeiiuali, quarto arcu;ito. 

 Prothorace versus posticum paruni attenuato, disco sat gibboso, medio longitudinaliter 

 depresso, plaga magna mediana longitndiuali alba notato. Scutello rotundatn, albo, 

 apice fulvo-maculato. Elytris macula scutellare alba uotatis ; singulo elvtro tuber- 

 cnlo basali albo-piloso, sutura et quatuor lineis irregularibns elevatia, his lineis 

 multis cristulis nigro-pilosis instructis. 



Long. 14 mm., elytr. 10, lat. 5. 



Brownish black, clothed with a tawny grey pubescence, mottled with black and 

 tawny, and also vritb short and white setulose hairs ; the jmbescence is olive grey 

 round the pmictures of the elytra. Head impnuctatc. Base of the autennal joints 

 grey. Prothorax a little narrowed towards the base, and feebly rounded anteriorly, 

 with an obli([ue deep transverse groove near the base ; disc swollen, and longitudi- 

 nally dei)ressed in the middle, s]iaringly ]iunctured. Scutellum longer than broad, 

 and rounded at the apex. Suture and four lines on each elytron raised and clothed 

 with tufts of blacl; hairs ; the first keel is much more raised at the base, forming a 

 consjiicuous crest, tufted with white liairs anteriorly, and somewhat curved behind 

 the base, ending in a rather strong tubercle at the beginning of the ajiical quarter ; 

 the second keel is a little shorter and very feeble from behind the base : the third is 

 strouo-er than the second, ending in a tubercle placed in front of the apex ; and the 



16 



