Arixyleborus grandis (Schedl, 1942) Fig. 25C, D, J

Xyleboricus grandis Schedl, 1942c: 27.

Arixyleborus grandis (Schedl): Schedl 1952d: 161.

Type material.

Lectotype (NHMW), paralectotype (NHMW, 1).

Diagnosis.

3.2-3.5 mm long (mean = 3.43 mm; n = 4); 2.13-2.33 × as long as wide. This species is distinguished by the protibiae posterior faces inflated, granulate; antennal club wider than long; posterolateral costa carinate; pronotum lateral margin distinctly costate, nearly carinate; pronotum anterior margin elevated with row of serrations; large size; strial furrows 3 × the width of interstrial ridges on disc; interstrial ridges setose, setae recumbent, hair-like, as long as striae 2 width at declivital base; interstrial ridges denticulate; striae moderately impressed; and declivity weakly shagreened, interstrial ridges almost appear shiny.

Similar species.

Arixyleborus malayensis, A. tuberculatus, A. yakushimanus .

Distribution.

Indonesia (Java), East Malaysia, New Guinea, Philippines, Thailand.

Host plants.

Recorded from Canarium ( Burseraceae), Dipterocarpus ( Dipterocarpaceae), Mangifera ( Anacardiaceae), and Palaquium ( Sapotaceae) (Beaver et al. 2014).

Remarks.

Kalshoven (1959b) gives some details of gallery systems and brood found in Canarium in Java.