Euwallacea funereus (Lea, 1910)

Smith, Sarah M., Beaver, Roger A. & Cognato, Anthony I., 2020, A monograph of the Xyleborini (Coleoptera, Curculionidae, Scolytinae) of the Indochinese Peninsula (except Malaysia) and China, ZooKeys 983, pp. 1-442 : 1

Euwallacea funereus (Lea, 1910) Fig. 55A, B, I

Xyleborus funereus Lea, 1910: 139.

Ambrosiodmus funereus (Lea): Wood 1989: 169.

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

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

Xyleborus nepos robustus Schedl, 1933: 103. Synonymy: Wood 1989: 169-170.

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

Type material.

Lectotype Xyleborus nepos (NMNH).

Diagnosis.

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

Similar species.

Euwallacea interjectus , E. validus .

Distribution.

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).

Remarks.

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

Figures

Figure 55. Dorsal, lateral and declivital view of Euwallacea funereus, 3.45 - 3.7 mm (A, B, I), E. geminus holotype, 2.7 - 2.8 mm (C, D, J), E. gravelyi, 4.6 - 5.7 mm (E, F, K), and E. interjectus, 3.5 - 3.9 mm (G, H, L).