Ambrosiophilus satoi (Schedl, 1966)

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

Ambrosiophilus satoi (Schedl, 1966) Fig. 15C, D, J

Xyleborus satoi Schedl, 1966b: 39.

Ambrosiophilus satoi (Schedl): Beaver and Liu 2010: 22.

Type material.

Paratype (NHMW).

New records.

Thailand: Chiang Mai, Doi Suthep, 1400 m, EtOH trap, 16-20.v.2005, W. Puranasakul (RABC, 1); as previous except: 20.vii.2016, S. Sanguansub et al. (RABC, 1); as previous except: 18°50'23"N, 98°53'53"E, 1200-1300 m, vi.2016, S. Sanguansub et al., ex Castanopsis armata (RABC, 1); as previous except: ex Lithocarpus tenuinervis (RABC, 1).

Diagnosis.

2.5-2.75 mm long (mean = 2.67 mm; n = 5); 2.5-2.57 × as long as wide. This species is distinguished by all declivital interstriae granulate on upper 1/2 of declivity; pronotum from lateral view basic (type 0); declivity rounded, face flattened; declivital interstriae sparsely and uniformly granulate, granules spaced by a distance of at least four diameters of a granule; interstrial setae short, bristle-like; and small size.

Similar species.

Ambrosiophilus atratus , A. caliginestris , A. latisulcatus , A. sulcatus .

Distribution.

Bhutan, Taiwan, Thailand*.

Host plants.

Recorded from a 'camphor log’ (probably Cinnamomum camphora ( Lauraceae )) ( Schedl 1966b), and from Castanopsis armata and Lithocarpus tenuinervis ( Fagaceae ).

Figures

Figure 15. Dorsal, lateral and declivital view of Ambrosiophilus papilliferus holotype, 2.5 mm (A, B, I), A. satoi paratype, 2.5 - 2.75 mm (C, D, J), A. sexdentatus, 2.7 - 3.0 mm (E, F, K), and A. subnepotulus, 2.5 - 2.8 mm (G, H, L).