Microperus pusillus (Eggers, 1927) comb. nov.
Webbia pusillus Eggers, 1927b: 108 .
Xyleboricus pusillus (Eggers): Schedl 1936c: 64.
Arixyleborus pusillus (Eggers): Schedl 1958b: 145.
Remarks. Images of the lectotype (NMNH) were examined. The species has the characteristics of Microperus given above for M. abbreviatus and it is here transferred to that genus.
Distribution. Philippines.