Webbia quatuordecimspinata Sampson, 1921

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

Webbia quatuordecimspinata Sampson, 1921 Fig. 80G, H, L

Webbia 14-spinatus [sic] Sampson, 1921: 34.

Webbia quatuordecimspinatus Schedl, 1942a: 182. Synonymy: Wood 1989: 176.

Webbia quatuordecimcostatus Schedl, 1952b: 61. Synonymy: Browne 1961a: 310.

Webbia sampsoni Nunberg, 1956: 209. Unnecessary replacement name for W. quatuordecimspinatus Schedl.

Type material.

Holotype (NHMUK).

Diagnosis.

2.8-3.0 mm long (mean = 2.84 mm; n = 5); 2.8-3.0 × as long as wide. This species is distinguished by the margin of declivity with seven teeth on each side, lacking teeth on interstriae 2 and 4; declivital face with two strong vermiculate ridges on each side and without additional tubercles.

Similar species.

Webbia dipterocarpi , W. duodecimspinata , W. trigintispinata .

Distribution.

‘Borneo’, Brunei, East & West Malaysia, Philippines, Thailand.

Host plants.

Associated with Dipterocarpaceae ( Dipterocarpus , Dryobalanops , Hopea , Shorea ), but also recorded from unidentified species of Burseraceae and Euphorbiaceae ( Browne 1961b).

Figures

Figure 80. Dorsal, lateral and declivital view of Webbia diversicauda holotype, 2.75 - 2.9 mm (A, B, I), W. duodecimspinata, 3.1 - 3.5 mm (C, D, J), W. pabo, 2.3 - 2.5 mm (E, F, K), and W. quatuordecimspinata, 2.8 - 3.0 mm (G, H, L).