1. Sampling information on T. heterochaetus in this study .

Location code	Locality	Country	Sample size (n)	Longitude (E)	Latitude (N)
WZ	Wenzhou, Zhejiang	China	40	121°18’	28°38’
FA	Fu’an, Fujian	China	40	119°40’	26°59’
FZ	Fuzhou, Fujian	China	40	119°18’	25°58’
YJ	Yangjiang, Guangdong	China	40	112°02’	21°51’
ZS	Zhongshan, Guangdong	China	40	113°21’	22°15’
QZ	Qinzhou, Guangxi	China	40	108°29’	21°56’
HP	Hai Phong	Vietnam	40	106°35’	20°43’
ND	Nam Dịnh	Vietnam	40	106°22’	20°20’