Smaragdina divisa (Jacoby, 1889), new country record for China

Duan, Wen-Yuan, Wang, Feng-Yan & Zhou, Hong-Zhang, 2022, Two new species of the genus Smaragdina Chevrolat, 1836 (Coleoptera, Chrysomelidae, Cryptocephalinae) from China, ZooKeys 1082, pp. 1-26 : 1

Smaragdina divisa (Jacoby, 1889), new country record for China

Figures 5 , 6

Smaragdina divisa Jacoby, 1889: 156 (orig.: Gynandrophthalma divisa ); 1908: 117, fig. 29; Clavareau 1913: 60; Medvedev 1988a: 31 (redescription); Medvedev 2010:265; Regalin and Medvedev 2010: 576 (catalogue).

Gynandrophthalma indica Jacoby, 1895: 263; Jacoby 1908: 117 (as synonym of Gynandrophthalma divisa ). Syn.

Material examined

(n = 17). China: Hainan province: 6 males, 4 females, Jianfeng , 20.IV.1980, coll. Fuji Pu (IZ-CAS) ; 2 males, Jianfenglin , 20.IV.1980, coll. unknown (IZ-CAS) ; 1 male, Lehui , 4.V.1954, coll. Keren Huang (IZ-CAS) ; 1 female, Nada , 25.IV.1954, coll. Keren Huang (IZ-CAS) ; 1 female, Baoting , 16.V.1960, coll. Zhenfu Li (IZ-CAS) ; 1 female, Ledong , 10.VI.1960, coll. Xuezhong Zhang (IZ-CAS) ; 1 female, Tongshi , 8.V.1960, coll. Zhenfu Li (IZ-CAS) .

Measurements

(n = 10). Body length males: 3.4-3.8 mm, females: 5.1-5.3 mm.

Distribution.

China (Hainan); Vietnam; Burma; Nepal; Sri Lanka; Malaysia.

Remark.

This species is recognized by having the apical half of the elytra distinctly paler than the basal half, and the apex of aedeagus narrowly truncate. It has not previously been recorded from the territory of China.

Figures

Figure 5. Smaragdina divisa (Jacoby, 1889) A habitus B lateral view of habitus C spermatheca D lateral view of aedeagus E ventral view of aedeagus F dorsal view of aedeagus G apex of aedeagus H ventral rectal sclerites I dorsal rectal sclerites. Scale bars: 0.5 mm (A, B), 0.2 mm (C-I).

Figure 6. Smaragdina divisa (Jacoby, 1889) A habitus B maxilla C labium D dorsal view of aedeagus E lateral view of aedeagus F ventral view of aedeagus G spermatheca. Scale bars: 0.5 mm.