Taxonomic history

Xyleborus funereus Lea, 1910: 139.

Ambrosiodmus funereus (Lea): Wood, 1989: 169.

Euwallacea funereus (Lea): Hulcr and Cognato, 2010a: 16.


Xyleborus nepos Eggers, 1923: 198Schedl, 1933: 103.

Xyleborus n. robustus Schedl, 1933: 103. Wood, 1989: 169−170.

Xyleborus signatus Schedl, 1949: 278. Wood, 1975a: 23.


3.45−3.7 mm long (mean = 3.65 mm; n = 5); 2.46−2.55 times as long as wide. This species is distinguished by the pronotum appearing subquadrate (type 3) from dorsal view; outer margin of protibia round; declivital interstriae 1 unarmed; posterolateral margin of declivity carinate, never granulate and moderately large size.

May be confused with

Euwallacea interjectus and E. validus


Australia, India (Andaman Is., Nicobar Is.), Indonesia (Java, Sumatra, Sumbawa, Sulawesi, Ternate), East Malaysia, New Guinea, Philippines, Solomon Islands, Taiwan, Thailand

Host plants

polyphagous (Kalshoven 1959b)


Kalshoven (1959b) gives details of brood sizes at various stages of development of the gallery system.

The species is not monophyletic and in need of revision (Cognato et al. 2020b)

DNA data

Sequences available for COI and CAD.

COI: HM064052MN619928MN619929

CAD: HM064231.1MN620202MN620203