Xylosandrus derupteterminatus (Schedl, 1951)

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

Xylosandrus derupteterminatus (Schedl, 1951) Fig. 94C, D, J

Xyleborus derupteterminatus Schedl, 1951a: 64.

Xylosandrus derupteterminatus (Schedl): Schedl 1964c: 213.

Type material.

Holotype (NHMW).

New records.

China: S-Yunnan, Xishuangbanna, 20 km NW Jinghong, Man Dian (NNNR), 740 m, 22°07.80'N, 100°40.05'E, forest, BF, 23.v.2008, A. Weigel (RABC, 1); as previous except: 15.vi.2008, GS/BS, rubber plantation (RABC, 1). Thailand: Chaiyaphum, Pa Hin Ngam N.P., Thepana w’fall, 15°38.948'N, 101°25.625'E, savanna, 23-24.x.2006, K. Sa-nog, B. Adnafai, pan traps (RABC, 1). Chiang Mai, Doi Pui, Chang Khian Highl. Res. Stn, 3.vii.2013, S. Buranapanichpan, ex Mangifera indica (RABC, 1); Doi Chiang Dao N.P. HQ, 19°24.278'N, 98°55.311'E, 491 m, 2-3.viii.2007, S. Jugsu, A. Watwanich, pan trap (MSUC, 1; QSBG, 1); as previous except: 5-6.viii.2007 (RABC, 1); as previous except: Doi Chiang Dao WS, nat. trail, 30.ix-1.x.2007, Songkran & Apichart (QSBG, 1); as previous except: 30.ix-7.x.2007, Malaise trap (RABC, 1); Doi Phahompok N.P. HQ, 19°57.961'N, 99°9.355'E, 569 m, 11-18.vii.2007, Wongchai P., Malaise trap (QSBG, 1). Chumphon, 1.v.2010, W. Sittichaya, ex EtOH trap in durian plantn (RABC, 2). Nakhon Nayok, Khao Yai N.P., entrance of Hnong Pak Chee Trail, 14°27.115'N, 101°21.951'E, 733 m, 8-9.v.2007, W. Sukho, pan trap (QSBG, 1). Nakhon Si Thammarat, Kiriwong village, 20.vi.2015, #20, S. Steininger and W. Sittichaya (MSUC, 1).

Diagnosis.

2.0-2.3 mm long (mean = 2.18; n = 5); 1.82-2.0 × as long as wide. This species is distinguished by the small size; declivity obliquely truncate, abruptly separated from disc; posterolateral margins of elytra carinate to interstriae 7; declivital face with five punctate striae; declivital interstriae densely uniseriate granulate; pronotum from dorsal view rounded (type 1) and lateral view basic (type 0), pronotal summit at midpoint, basal 1/2 smooth, shiny, sparsely minutely punctate; and sparse mycangial tuft on the pronotal base.

Similar species.

Xylosandrus adherescens , X. compactus , X. mesuae , X. morigerus .

Distribution.

China* (Yunnan), Indonesia (Java, Moluccas, Sulawesi), Thailand*.

Host plants.

Recorded only from Mangifera indica ( Anacardiaceae ) and Agathis ( Araucariaceae ).

Figures

Figure 94. Dorsal, lateral and declivital view of Xylosandrus dentipennis paratype, 2.15 - 2.4 mm (A, B, I), X. derupteterminatus, 2.0 - 2.3 mm (C, D, J), X. discolor, 2.0 - 2.4 mm (E, F, K), and X. diversepilosus, 2.1 - 2.4 mm (G, H, L).