and Species of Longicorn Cohoptera. 241 



name has been long preoccupied by a genus of Diptera, I have 

 altered it as above. It is distinguished from Clytus by its 

 elongated cylindrical form, narrow thorax, and head anteriorly 

 produced. 



Cylindrepomus peregnnus. 



C. ater ; capite, prothorace marginibus, fasciisque elytrorum 

 cinereis ; antennis longis ; pedibus mediocribus. Borneo, 

 Java. 



Dull black, with short appressed hairs ; the head, margin of 

 the prothorax, band across the base of the elytra, a line com- 

 mencing near the scutellum and extending obliquely outwards, 

 band below this and apex, ashy grey ; tarsi and lower part of 

 posterior tibiae white ; body beneath with a silvery grey pube- 

 scence ; antennae twice the length of the body ; legs (for this 

 genus) moderately long. 



Length 6^ lines. 



Cylindrepomus Icetus. 



C. ater ; capite, prothoraceque supra, scutello, fasciisque ely- 

 trorum cinereis ; antennis, pedibusque posticis longissimis. 

 Malacca. 



Black, finely punctured with short appressed hairs ; upper part 

 of the head and prothorax, scutellum, three bands across the 

 elytra, the upper passing along the suture and spreading out so 

 as to connect itself with the second and oblong apical spot, ashy 

 grey ; under surface leaden, with the sides white ; palpi testa- 

 ceous ; legs slender, posterior pair and antennae very long. 



Length 41 lines. 



Cylindrepomus comis. (PI. XXV. fig. 7.) 



C. ruber ; fronte, prothorace lateribus, elytris maculis quatuor 

 extus(margine connexis), antennis pedibusque atris ; subtus, 

 tarsisque posticis albis. Borneo. 



Pubescent, nearly impunctate, clear red, beneath but principally 

 at the sides white ; front of the head, stripe on the side of the 

 prothorax, four large spots on the elytra externally, but con- 

 nected at the margin, legs and antennae black ; posterior 

 tibiae at the base and tarsi white. 



Length 4g lines. 



VOL. IV. N. S. PT. VI. — JAN. 1858. R 



