Trirachys indutus (Newman, 1842)

Lin, Mei-Ying, Perissinotto, Renzo & Clennell, Lynette, 2021, Census of the longhorn beetles (Coleoptera, Cerambycidae and Vesperidae) of the Macau SAR, China, ZooKeys 1049, pp. 79-161 : 79

Trirachys indutus (Newman, 1842)

Fig. 14

Hammaticherus indutus Newman, 1842b: 245. TL: Philippines (Luzon); TD: NHMUK

Distribution.

Palaearctic Region: China (Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hong Kong, Jiangxi, Taiwan, Zhejiang) ( Yiu 2009; Lin and Yang 2019; Danilevsky 2020). Oriental Region: India; Indonesia (Sumatra, Java, Kalimantan); Laos; Malaysia; Myanmar; Philippines; Thailand; Sri Lanka; Vietnam ( Makihara et al. 2008; Nga et al. 2014).

Macau records.

Taipa, University of East Asia Campus, 5 Apr 1992, on outside wall of Block I building ( Easton 1992: 34); Macau, University of East Asia [no data], ER Easton leg (UMEC); ibidem [no data], ER Easton leg (UMEC); 1♀, Coloane, 16 Apr 1994, WW Tong (CIAM); 1♂, Coloane Village, 27 Apr 2020, under street light at night, R Perissinotto (IZCAS); 1♀, ibidem 19 Mar 2021, Lynette Clennell (https://www.inaturalist.org/observations/71677935).

Remarks.

This species was recorded only twice during the census and the specimens exhibited a total length of 30-37 mm and a maximum width of 8-10.5 mm. It has been reported previously from the region and from Hong Kong as Aeolesthes induta (Newman, 1842) ( Easton 1992; Yiu 2009; Yiu and Yip 2011). Larval host plants include Camellia thea , Chloroxylon swietenia , Delonix regia , Dracontomelon dao , Eugenia operculata , Hymenodictyon excelsum , Melia azedarach , M. japonica , Parashorea malayanonan , Pinus sp., Sapium sebiferum and Theobroma sp. ( Duffy 1968; Makihara et al. 2008; Yiu 2009).

Figures

Figure 14. Trirachys indutus (Newman, 1842): dorsal (A) and lateral (B) views of specimen observed at Coloane Village on 27 Apr 2020 (photographs: LC).