Xylosandrus adherescens Schedl, 1971 Fig. 92A, B, I
Xylosandrus adherescens Schedl, 1971b: 375.
Type material.
Holotype (NHMW).
New records.
Vietnam: Dong Nai, Cat Tien N.P., 11.42854, 107.42544, 148 m, 23.ii.2017, VN98, A.I. Cognato, T.A. Hoang, ex 5 cm diameter (MSUC, 2).
Diagnosis.
2.0 mm long (n = 3); 2.0 × as long as wide. This species is distinguished by its small size; elytral disc flat, gradually curving toward declivity, elytra rounded; posterolateral margins of elytra carinate to interstriae 7; declivital face with six punctate striae, striae setose, setae semi-recumbent and equal to the width of an interstria; interstriae denticulate-granulate, uniseriate with erect hair-like setae longer than the width of two interstriae; pronotum as long as wide, from dorsal view rounded (type 1) and lateral view basic (type 0), summit at midpoint, basal 1/2 smooth, shiny, sparsely minutely punctate; and sparse mycangial tuft on the pronotal base.
Similar species.
Xylosandrus compactus, X. derupteterminatus, X. mesuae, X. morigerus .
Distribution.
Vietnam.
Host plants.
Unknown.
Remarks.
The gallery of this species was flat and a cave type. It was excavated against the grain of the wood (AIC, pers. obs.).