Taxonomic history

Xyleborus percristatus Eggers, 1939a: 12.

Anisandrus percristatus (Eggers): Smith et al. 2020b: 106.

Diagnosis

5.5 mm long (mean = 5.5 mm; n = 3); 2.12−2.2 times as long as wide. This species can be distinguished by the dense the mesonotal mycangial tuft that extends laterally from the scutellum to striae 3; posterolateral margin of declivity carinate to interstriae 5; elytral disc with a profound transverse saddle-like depression; declivital base with very large incurved spine on interstriae 3, interstriae 3 with 4 additional equally sized and spaced denticles; declivity broadly sulcate to interstriae 5; elytral disc sulcate anteriad to spine on interstriae 3; large body size; body shining, appearing polished, largely glabrous, minutely punctate; declivital punctures confused; and pronotal asperities very broad, fine, widely spaced.

May be confused with

Anisandrus auratipilus, A. hera, A. klapperichi, A. venustus, and A. xuannu

Distribution

China (Sichuan, Yunnan), Myanmar

Host plants

recorded from Schima superba (Theaceae) (Smith et al. 2020b)

DNA data

specimens not available for sequencing