South African Coleopterous Fauna. 327 



Tribe COSSONINI. 



Gen. PENTARTHEUM, Woll. 



Pentarthrum capense, n. sp. 

 Plate v., figs. 11 and 12. 



Elongatum, angustum, rufo ferrugineum elytris fusco nigris, 

 nitidum glabrum ; rostro cum capite fere prothoracis longitudine 

 aequali, illo a medio apice nonnihil curvato, subconfertim pvmctulato, 

 supra in medio leviter strigillato, hoc in medio fere leve, fronte 

 baud impresso ; antennae, funiculo 5-articulato/''- articulis crassis, 

 clava ovali suturis tribus conspicuis ; oculi sub-validi, conspicue 

 granulati; prothorax elongato ovatus, antice aliquantulum con- 

 strictus, basi apice evidenter latior, lateribus rotundatis, convexus, 

 acutissime aciculatus, punctisque distinctis sub-remote sparsis, in 

 medio linea longitudinali leve prseditus; elytra antice prothoracis 

 latitudine maxima, postice ampliata, apice conjunctim rotundata, 

 supra convexa, fere cylindrica, apice dehiscentia, baud profunde 

 punctate striata punctis striisque lateralibus magis indistinctis ; 

 pedes impunctati, glabri, tibiis mucro incurvo valido, apice intus 

 rigide setulosi. 



Long. 3|— 4^ mm. ; lat. i-1 mm. 



Captured in dry fern-stems. 



Hah. Cape Colony (Muizenberg). A. Raffray. 



Pentarthrum indicator, n. sp. 

 Plate v., fig. 13. 



Rufo ferrugineum, nitidum ; rostrum capite nonnihil longius, ante 

 medium aliquantulum curvatum, crebre punctulatum, caput fronte 

 baud impressum, omnino crebre punctulatum, oculi validi, reticulati, 

 haud conspicue granulati, antennarum clava pubescente, scapo 5- 

 articulato, articulis crassis ; prothorax antice attenuatus, constrictus, 

 a strictura subelongato rotundato ampliatus, basi apice tertio latior, 

 convexus, profunde punctatus punctis subconfertis ; elytra fere 

 parallela, postice conjunctim rotundata, supra ad basim aliquan- 

 tulum, ante medium magis convexa, postice dehiscentia, in dorso 

 manifeste punctato striata ; pedes vix punctati, tibiis praesertim 

 antice longe mucronatis. 



Long. 3 mm. ; lat. 1 mm. 



Hah. Cape Colony (Cape Town). 



* The figure shows wrongly six joints. 



