Ceresium zeylanicum Yokoi, 2015

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

Ceresium zeylanicum Yokoi, 2015

Fig. 13

Ceresium zeylanicum Yokoi, 2015: 198. TL: Sri Lanka; TD: NHMUK.

Distribution.

Palaearctic Region: China (Hong Kong) ( Yiu 2009; Lin and Yang 2019; Danilevsky 2020). Oriental Region: India; Myanmar; Philippines; Sri Lanka; Thailand; Laos; Vietnam ( Kariyanna et al. 2017; Lin and Yang 2019).

Macau records.

Great Taipa, 6 May 2019, under light in ablution block, R Perissinotto (IZCAS); ibidem 16 May 2019, on flowers of Lonicera japonica , R Perissinotto; Coloane Village, 19 May 2019, at light in ablution block, R Perissinotto (IZCAS); ibidem 12 May 2020, R Perissinotto (MACT); ibidem 22 May 2020, R Perissinotto & L Clennell (IZCAS); [Coloane] St. Francis Xavier’s Parish, 10 May 2019 20:57, Hannah Leung (https://www.inaturalist.org/observations/27731651); ibidem 24 May 2020 23:22, Kit Chang (https://www.inaturalist.org/observations/47149883); ibidem 24 May 2020 22:20, Kisu Wong (https://www.inaturalist.org/observations/54388793); ibidem 23 Apr 2021, Lynette Clennell (https://www.inaturalist.org/observations/75004745); Coloane, Hác-Sá Reservoir, 1 May 2020 22:32, Eric Kwan (https://www.inaturalist.org/observations/44495900).

Remarks.

In Macau, adults are active only in the spring and range in total length 9.5-15 mm and 2-4 mm in maximum width. Although they have been found mainly around artificial lights at night, they have also been observed feeding on flowers of Lonicera japonica and Gardenia jasminoides during daytime (RP & LC pers. obs.). Larval host plants include Artidesma tetrandrum , Bauhinia malabarica , Careya arborea , Heritiera minor , Lagerstroemia parviflora and Shorea robusta ( Duffy 1968; Makihara et al. 2008).

Figures

Figure 13. Ceresium zeylanicum Yokoi, 2015: dorsal (A) and lateral (B) views of specimens observed on Great Taipa (6 May 2019) and on Coloane Heights (24 May 2020), respectively (photographs: A LC B Kit Chang).