the Coleopterous Family Erotylidce. (3) 379 



Languriosoma. 



g. n. (<?//?. Muhoti, Crotch). 



Thorax broad, enlarged in front ; elytra with a basal margin ; 

 antennse with a 4-jouited club, 11th joint largest, rounded, the 

 other three produced within ; mesosternum very short, ventral 

 process acuminate, coxal lines distinct, parallel, approximate, 

 reaching nearly to the apex of the segment; elytra truncate. 



Lang^osoma cardiophoroides, sp. n. 



Elongata, cuneiformis, nigra, capita thoraceque (supra et infra) 

 rufis ; capite sutura frontali distincta, labro aureo-pubescenti, cum 

 thorace obsolete punctato, hoc antice latiore, lateribus valde reflex is, 

 rotundatis, postice coarctato, angulis paulo productis acutiusculis, 

 basi segre marginato, ante scutellum triangulariter lobato, utrinque 

 striolato; elytris fortiter punctato-striatis, striis ad apicem obso- 

 letis, interstitiis sublsevibus ; prosterno Isevi ; epipleuris parce 

 fortiter punctatis ; abdomine parce punctato, L. 5^ lin. Cam- 

 bodia. 



Very like a species of Elateridce in form and coloration. 



Languriosoma Mouhoti, sp. n. 



Elongata, cuneiformis, nigra, capite, thorace (supra et infra), 

 elytrisque (apice nigra) castaneis; thorace sat fortiter punctato, 

 disco postice linea Isevi; elytris fortiter pimctato-striatis, striis ad 

 apicem ipsam obsoletis; prosterno, epipleuris abdomineque parce 

 punctatis. L. 4| lin. Laos (Mouhot). 



Very like L. cardiophoroides, but smaller and differently 

 coloured. 



Languriosoma Brookii, sp. u. 



L. Mouhoti simillima, thorace obsolete parce punctato, corpore 

 subtus toto ferrugineo, obsoletissime punctato, femoribusque basi 

 ferrugineis bene distincta. L. 4| lin. Sarawak, Borneo (Wallace). 



Lang^iosoma cyanipennis, sp. n. 



Elongata, cuneiformis, nigra, capite thoraceque (supra et infra) 

 rufis, elytris cyaneis; capite sublsevi, marginibus frontis elevatis; 

 thoi'ace parce punctato, convexo, lateribus rotundatis, paulo 

 elongato, basi marginato, utrinque strialato; elytris striato-punc- 

 tatis, striis ad apicem obsoletis, interstitiis Isevibus ; scutello nigro ; 

 prosterni epipleuris, abdominisque lateribus fortius parce punctatis, 

 lineis coxalibus minus bene determinatis. L, 4f lin. Borneo 

 (Wallace). 



dd2 



