Platyrhopalus davidis Fairmaire, 1886

Song, Xiao-Bin, Tang, Liang & Peng, Zhong, 2018, Flanged Bombardier beetles from Shanghai, China, with description of a new species in the genus Eustra Schmidt-Goebel (Coleoptera, Carabidae, Paussinae), ZooKeys 740, pp. 45-57 : 51-54

Platyrhopalus davidis Fairmaire, 1886 Figs 5A, 6D 大卫圆角棒角甲

Platyrhopalus davidis Fairmaire, 1886: 224 (original description, type locality: Kiang-si = Jiangxi, China); Luna de Carvalho 1987: 390 (diagnosis).

Material examined.

1♂, 1ex, (cSXB), labeled '上海植物园, 3-XI-2007, 毕文烜’; 1ex, ditto, but, 21-IV-2007, pinned with Pheidole ant (1 soldier, 3 workers); 1♀, (cSXB), labeled 'SH. Botanical Gardern Xuhui District, Shanghai City, 27-VII-2007'; 1 ex, (cSXB), ditto, but 25-VI-2008; 1 ex, (SNUC), labeled 'CHINA: Shanghai, Fengxian District, Shanghai Normal Univeristy (上海师范大学), 30°50'09"N, 121°31'09"E, alt. 6 m, 15.vi.2007, Xiao-Yu Zhu leg.'; 1 ex, (SNUC), ditto, but 20.v.2008, Yu-Di Wang leg.; 1 ex, (SNUC), ditto, but 1.2008; 1♀, (cSXB), labeled ' CHINA: Shanghai, Fengxian District, Shanghai Institute of Technology (上海应用技术大学), 30°50'15"N, 121°30'20"E, alt. 5 m, vii.2011, De-Yao Zhou leg.'; 2 ex, (SNUC), labeled 'CHINA: Shanghai, Chongming District, Dongtan N. R. (东滩), 7.v.2007, Jia-Yao Hu leg.'; 1♂, (SNUC), ditto, but 30.vi.2007; 1 ex, (SNUC), labeled 'CHINA: Shanghai, Chongming District, Beihu (北湖), 1.vii.2008, Jia-Yao Hu leg.', pinned with 6 Tetramorium caespitum workers; 1 ex (cYZZ), ditto, but Xitan (西滩), 15.vii.2007, Hong-Qiong Li leg.

Other material examined.

Anhui: 1ex, (cSXB), labeled 'CHINA: Anhui, Fuyang City, Yingzhou District (颍州), Qiyuhedong Vill. (七渔河村), near dam, from ant nest, nr. 32°54'31"N, 115°46'29"E, 29-VI-2013, J-B Dong leg.'; Fujian: 1 ex, (SNUC), labeled 'Mt. Wuyi, Fujian, Li-Zhen Li leg., 10~14-VII-2002'; Shandong: 1 ex, (cSXB), labeled '鲁, 莱阳, 旌旗山, 14.5.15., JRX.'; Hubei: 1 ex, (cSXB), labeled '湖北, 大店林场, 26.v.2016'; Hunan: 1 ex, (cSXB), labeled '湖南, 长沙, 1980.9, 灯下, 徐慧?’; Yunnan: 1 ex, (cSXB), labeled 'CHINA: Hunan Province, Leiyang City (耒阳), vi-2011, Hao Xu leg.'; 1 ex, (cSXB), labeled '云南, 昭通, 黄华, 石水井-花椒地, 2007-8-13'; 1 ex, (cSXB), labeled 'CHINA, Yunnan Prov., Yingjiang County (盈江县), Tongbiguan (铜壁关), alt. 1330 m, 23°36'N, 97°36'E, 23-V-2013, Chao Wu leg.'; Xizang: 1 ex, (cSXB), labeled 'CHINA, Xizang, Linzhi, Motuo County, Beibeng Vill. (背崩乡), alt. 780 m, 10-viii-2010, Wen-Xuan Bi leg.'; 1 ex, (cSXB), labeled 'CHINA, Xizang, Linzhi, Motuo County, Beibeng Vill. (背崩乡), 29.243469,95. 169677,769.01, 26-vi-2017, Jing-Song Shi leg.'.

Comments.

Platyrhopalus davidis is widely distributed in China, and specimens are often collected by light trap. Populations from Shanghai, Shandong, Hubei are recorded to be associated with Pheidole ants (Fig. 6D), but one individual from Beihu (北湖), Shanghai was founded with Tetramorium ants (Hu pers. comm.).

Measurements.

BL, 6.84-7.55; HW, 1.41-1.56; PL, 1.37-1.46; PW, 1.59-1.80; EL, 4.45-5.00; ACL, 1.70-1.87; ACW, 1.50-1.57.

Distribution.

China: Beijing, Shanxi, Shanghai (new provincial record), Jiangsu, Zhejiang (new provincial record), Anhui (new provincial record), Fujian, Jiangxi, Shandong (new provincial record), Henan, Hubei (new provincial record), Hunan, Guangdong (new provincial record), Sichuan, Guizhou, Yunnan (new provincial record), Xizang?, Shaanxi.

Symbiotic host.

Pheidole sp. (Figs 6D, 7C, D).