Euwallacea luctuosus (Eggers, 1939) Fig. 56C, D, J

Xyleborus luctuosus Eggers, 1939a: 13.

Euwallacea luctuosus (Eggers): Wood and Bright 1992: 691.

Type material.

Holotype (NHRS).

Diagnosis.

3.6 mm long (n = 1); 3.6 × as long as wide. This species is the most slender of the Euwallacea species. It can be further recognized by the posterolateral margins of declivity weakly costate; pronotum from dorsal view elongate, anterior margin rounded (type 7); and outer margin of protibiae obliquely triangular and bearing seven large denticles, their bases contiguous.

Similar species.

Euwallacea sibsagaricus, E. subalpinus, Heteroborips tristis .

Distribution.

Myanmar.

Host plants.

Unknown.