40G (30) Mr. G. R. Crotch's Revision of 



Borneo, Sarawak (Wallace). 



Antennae with the Isb joint of the club elongate, but not so 

 narrowed at the base as in T. picta; head with the front bi-ira- 

 pressed; prostei-nuin compressed, sub-carinate ; abdomen punctate 

 beneath, venti-al process truncate, 



Triplatoma bizonata, sp. n. 



Elongata, attenuata, eenea sub-purpurascens, nitida, punctata; 

 thorace angiilis anticis porrectis, punctis 2 anticis fulvis; elytris 

 fasciis duabus abbreviatis fulvis (1 arcuata, subdentata, ante 

 medium; 1 infra luedium, in mai-gine dilatata, sub-recta). L. 

 6—8 lin. 



Borneo, Sarawak (Wallace). 



Prosternum subcompressed, the intercoxal process triangular, 

 margined, depressed at the ajiex; mesosternum constricted in the 

 middle. 



Thorax with the sides rounded, posterior angles produced, base 

 bi-sinuate. 



Triplatoma pubescens, sp. n. 



Brunnea, obovata, convexa sat longe flavohirta, crebre punc- 

 tata; thorace lateribus rotundatis, reflexis, angulis posticis pro- 

 ductis acutis; elytris convexis, sulcatis, maculis rufis indetermi- 

 natis variegatis; corpore subtu.s pubescente, prosterno lato, apice 

 sub-emarginato. L. 6| lin. 



Ceylon. 



Antennae elongate, club compx'essed, 1st joint elongate-trian- 

 gular. 



Triplatoma cceca. 



Elater coccus, Fab. Gen. Ins. 234 (1777). 



elegans, Pal. Beauv. Ins. d'Afr. 10. T. vii. f. 4. 



Episcapha cceca, Lac. Erot. 62. 



Triplatoma apicalis, Westiv. Ann. iV. II. viii. 173. 



Old Calabar, Capd Coast Castle, Benin, etc. 



Plagiopisthen. 



Thorns. Ann. Ent. Soc. Fr. 1856, 321 (^T/i^. paradoxus. Thorns.). 



Antennae as in Triplatoma; eyes broadly margined by the 

 genae ; thorax longer than broad, sides rounded and strongly 

 margined, anterior angles acute, produced; prosternum convex, 

 apex emarginate; mesosternum convex; ventral process broad, 

 sub- truncate. 



Plagiopisthen paradoxus. 



Plagiojnsthen ^xwac/oxiis. Thorns. Ann. Soc. Ent. Fr. 1856, 

 321. T. VII. f 5. 



