Beaverium latus (Eggers, 1923)

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

Beaverium latus (Eggers, 1923) Fig. 31C, D, H

Xyleborus latus Eggers, 1923: 177.

Terminalinus latus (Eggers): Wood 1986: 267.

Beaverium latus (Eggers): Hulcr and Cognato 2009: 26.

Type material.

Holotype (MCG). Not examined.

Diagnosis.

6.0 mm long (n = 1); 2.2 × as long as wide ( Sittichaya et al. 2019). This species is distinguished by the large size; declivity densely covered with long golden setae; elytral disc flat with a weak transverse impression; declivital posterolateral margins carinate; boundary between elytral disc and declivity distinct.

Similar species.

Beaverium lantanae , B. magnus .

Distribution.

‘Borneo’, Indonesia (Sumatra), East & West Malaysia, Thailand.

Host plants.

Recorded from Parinari griffithiana ( Chrysobalanaceae ), Shorea balanocarpoides , S. leprosula , Shorea sp. ( Dipterocarpaceae ), Intsia palembanica ( Fabaceae ), Castanopsis sumatrana , Lithocarpus sundaicus ( Fagaceae ) ( Browne 1961b). Browne (1961b) suggests a possible preference for Dipterocarpaceae and Fagaceae hosts.

Figures

Figure 31. Dorsal, lateral and declivital view of Beaverium lantanae, 4.1 - 4.5 mm (A, B, G), B. latus, 6.0 mm (C, D, H), and B. magnus, 5.0 - 5.6 mm (E, F, I).