28 Lt.-Col. Winn Sampson—WNotes oi 
Genus Coccotrypss, Hichh. 
Coccotrypes pygmeus, Kichh. Rat. Tom. 1879, p. 310. 
fab, Manilla, Madagascar, St. Domingo, Guiana, Senegal, 
Cameroon. 
One specimen from Mt. Matang, Sarawak, Borneo 
(Bryant). 
Genus XYLEBORUS, Hichh. 
Xyleborus posticus, Hichh. Berl. ent. Zeitschr. xii. 1868, 
p. 2811; Rat. Tom. 1879, p. 3537; Blandford, Biol. 
Centr.-Amer., Col. iv. 6, 1898, p. 210°. 
Hab, Mexico’, Toxpam (Sal/é), Almolonga (Hége); Gua- 
temala*, Senahu, Chiacam, and San Juan in Vera Paz, Cerro 
Zunil, San Lucas Toliman, Guatemala city, Capetillo (Cham- 
pion); Panama*, Volcan de Chirique (Champion). Vene~ 
zuela?? ; Brazil, Tejuca (Clark) °. 
One specimen from Corcovado, Rio de Janeiro (Bryant). 
Ayleborus mutilatus,.Bldf. Trans. Ent. Soc. Lond. 1894, 
p. 103. 
Hab. Japan. 
One specimen from Quop, Sarawak, Borneo. 
‘There is a single specimen in Mr, Andrewes’s coll. named 
X, pilula, Haged., and labelled “type.” I cannot tiace any 
published description of this species, but it is certainly the 
same as Blandtord’s X. mutilatus. 
Ayleborus indicus, Hichh. Rat. Tom. 1879, p. 354. 
Hab. Java, Borneo, New Guinea, Sumatra (tobacco). 
Three specimens from Ceylon (bryant). 
Xyleborus bicostatus, sp. n. 
Pitchy-black elytra; prothorax, head, legs, and antennze 
dirty yellow. Front subconvex, minutely granulate over the 
mouth above the transverse row of pale hairs ; the rest of the 
surface shagreened, with a central slight shiny depression ; 
the eyes deeply emarginate. Prothorax semielliptical, ante- 
riorly rugose and hairy up to and beyond the well-marked 
central transverse nodosity, posteriorly shiny and punetured ; 
the anterior edge asperate. 
Scutellum black, shiny, and semicircular. Hlytra the same 
