NEW BARK BEETLES BLACKMAN 365 



Male. — Considerably shorter and stouter than female, 1.35 mm. long, 

 2.15 times as long as wide; frons finely granulate-punctate, convex 

 above, subopaque, transversely impressed below, more shining, more 

 finely punctured, hairs short and inconspicuous; antenna (pi. 30, fig. 

 23) superficially different from that of female, but essentially similar, 

 except that the funicle is more nearly of the usual type and little 

 longer than the scape ; pronotum with anterior margin serrate ; elytra 

 about as wide as in female but much stouter, 1.27 times as long as wide. 



Type locality. — Puerto Rico and Haiti. 



Host plant. — Amyris oalsamifera L. 



Type material. — Holotype, allotype, and 22 paratypes, U. S. N. M. 

 No. 56414. 



The holotype, allotype, and 4 paratypes were taken at Yauco, Puerto 

 Rico, February 12, 1934, by R. G. Oakley ; 18 paratypes were intercepted 

 at New York in wood of Amyris oalsamifera in shipment from Haiti, 

 November 17, 1941. 



U. S. GOVERNMENT PRINTING OFFICE: 1943 



