278 Longicornia Malayana. 



Petargodenis Hector. 

 Monohammus Hector, Pascoe, Journ. of Ent. i. 343. 



P. fuscus, griseo-pubescens, fulvo-maculatus ; elytris pone me- 

 dium macula media nigra, apicibus rotundatis. 



Hab. — Ceram, Amboyna. 



Brown, with a short regular greyish pubescence, speckled 

 with fulvous, a round black spot on each elytron behind the 

 middle ; prothorax with a small but very distinct tooth on each 

 side; scutellum with a central glabrous stripe; each elytron 

 rounded at the apex ; body beneath and legs with a yellowish-grey 

 pubescence. 



Length 18 lines. 



The rounded apices of the elytra differentiates this species from 

 the last and from the two following, which have also similar spots 

 on the elytra. 



Pelargoderus blpunctatus. 

 Lamia bipunctata, Schonherr, Syn. Ins. App. p. 177. 

 P. fuscus, pube olivacea tectus ; prothorace utrinque dente 

 parvo instructo ; elytris pone medium macula rotunda nigra 

 nitida, apicibus angulatis. 

 Hab, — Java. 



Brown, with a short regular olive-brown pubescence, behind the 

 middle of each elytron a round black shining spot; tooth of the 

 prothorax small but very distinct ; scutellum whitish, the centre 

 glabrous ; elytra ending at each apex in an angular point ; body 

 beneath and legs with a thin greyish pubescence ; antennae dark 

 ferruginous. 



Length 14 lines. 



The type of M. J. Thomson's genus Rhamses. 



Pelargoderus Alcanor. 

 Monohammus Alcanor, Newman, Entom. i. 277. 

 P. fuscus, pube pallidiore vestitus ; prothorace utrinque dente 

 minuto ; elytris fulvo-irroratis, pone medium macula rotun- 

 data nitida, apicibus sub-truncatis. 

 Hab. — Macassar (and Manilla). 



Brown, covered with a short rather dense yellowish-brown 

 pubescence, distinctly speckled with fulvous on the elytra, each 

 having a dark glossy round spot behind the middle ; pubescence 

 of the head and prothorax interrupted, spine on each side of the 



