Strumigenys sauteri (Forel, 1912)

Fig. 35D–I; Table 2

Pentastruma sauteri Forel 1912: 51 (w.) TAIWAN. Indomalaya.

Pyramica sauteri – Bolton 1999: 1673.

Strumigenys sauteri – Baroni Urbani & De Andrade 2007: 127.

Material examined

MAINLAND CHINA – Guangdong Province • 1 worker; Gutian; 3 Apr. 1997; J. Fellowes leg.; HKBM ANTWEB1011972. – Guangxi Province • 1 worker; Damingshan; 12 May 1997; J. Fellowes leg.; HKBM • 1 worker; Dawangling, Leidashan; 870 m a.s.l.; 5 Aug. 1999; J. Fellowes leg.; HKBM • 1 worker; Dayaoshan, Yinchan; 16 Sep. 1998; J. Fellowes leg.; HKBM • 1 worker; Diding; 9 Jul. 1999; J. Fellowes leg.; HKBM • 1 worker; Huaping, Hongtan; 17 Aug. 1998; J. Fellowes leg.; HKBM • 2 workers; same collection data as for preceding; HKBM • 2 workers; Maoershan, Bajiaotian; 22Aug. 1998; J. Fellowes leg.; HKBM • 1 worker; Qingshitan, Jiuwu; 26 Aug. 1998; J. Fellowes leg.; HKBM • 1 worker; Xidamingshan, Xiaomingshan; 16 Oct. 1998; J. Fellowes leg.; HKBM. – Hainan Province • 1 worker; Jiaxi; 480 m a.s.l.; 14 Jun. 1999; J. Fellowes leg.; HKBM • 1 worker; Limushan; 1360 m a.s.l.; 16 Jun. 1999; J. Fellowes leg.; HKBM • 1 queen; Wangxia; 5 Apr. 1998; J. Fellowes leg.; HKBM • 1 worker; Wuzhishan; 1280 m a.s.l.; 9 Jun. 1999; J. Fellowes leg.; HKBM • 13 workers; BM4; 19.931° N, 110.212° E; 3 Aug. 2015; L. Wang leg.; Winkler, 4 corners; IBBL • 2 workers; BM7; 19.194° N, 109.739° E; 23 Aug. 2015; L. Wang leg.; Winkler, 4 corners; IBBL • 5 workers; Bawangling, BWLP1; 19.11618° N, 109.15523° E; 21 Jun. 2016; L. Wang leg.; Winkler, 4 corners; IBBL • 9 workers; Bawangling, BWLP11; 19.09188° N, 109.20321° E; 4 Jul. 2016; L. Wang leg.; Winkler, 4 corners; IBBL • 1 worker; same collection data as for preceding; Winkler, 12 random; IBBL • 1 worker; Bawangling, BWLP12; 19.09324° N, 109.20006° E; 4 Jul. 2016; L. Wang leg.; Winkler, 12 random; IBBL • 6 workers; Bawangling, BWLP2; 19.0895° N, 109.19792° E; 29 Jun. 2016; L. Wang leg.; Winkler, 12 random; IBBL • 1 worker; Bawangling, BWLP3; 19.08824° N, 109.19681° E; 30 Jun. 2016; L. Wang leg.; Winkler, 12 random; IBBL • 6 workers; same collection data as for preceding; Winkler, 4 corners; IBBL • 2 workers; Bawangling, BWLP4; 19.09217° N, 109.2017° E; 1 Jul. 2016; L. Wang leg.; Winkler, 12 random; IBBL • 5 workers; same collection data as for preceding; Winkler, 4 corners; IBBL • 1 worker; Bawangling, BWLP6; 19.09148° N, 109.20041° E; 1 Jul. 2016; L. Wang leg.; Winkler, 12 random; IBBL • 3 workers; same collection data as for preceding; Winkler, 4 corners; IBBL • 2 workers; Bawangling, BWLP8; 19.09125° N, 109.20155° E; 3 Jul. 2016; L. Wang leg.; Winkler, 12 random; IBBL • 8 workers; same collection data as for preceding; IBBL • 12 workers; same collection data as for preceding; Winkler, 4 corners; IBBL • 2 workers; Bawangling, BWLP9; 19.0903° N, 109.20101° E; 3 Jul. 2016; L. Wang leg.; Winkler, 4 corners; IBBL • 2 workers; same collection data as for preceding; Winkler, 12 random; IBBL • 3 workers; Bawangling, BWLS12; 19.11796° N, 109.13055° E; 10 Jul. 2016; L. Wang leg.; Winkler, 12 random; IBBL • 5 workers; Bawangling, BWLS13; 19.11699° N, 109.12711° E; 10 Jul. 2016; L. Wang leg.; Winkler, 12 random; IBBL • 10 workers; Bawangling, BWLS8; 19.08559° N, 109.19128° E; 9 Jul. 2016; L. Wang leg.; Winkler, 4 corners; IBBL • 23 workers; same collection data as for preceding; IBBL • 6 workers; same collection data as for preceding; IBBL • 5 workers; same collection data as for preceding; Winkler, 12 random; IBBL • 2 workers; Bawangling, BWLS9; 19.08973° N, 109.19127° E; 9 Jul. 2016; L. Wang leg.; Winkler, 4 corners; IBBL • 6 workers; Huoshankou, HSK3; 5 Jul. 2015; L. Wang leg.; Winkler, 4 corners; IBBL • 2 workers; Huoshankou, HSK4; 3 Aug. 2015; L. Wang leg.; Winkler, 4 corners; IBBL • 1 worker; Yinggeling, YGLK13; 19.08432° N, 109.26697° E; 3 Aug. 2016; L. Wang leg.; Winkler, 12 random; IBBL.

HONG KONG • 2 workers; Central and Western District, The Peak; 26 Aug. 1993; J. Fellowes leg.; HKBM • 1 worker; Sai Kung District, Tit Kim Hang East; 22.40541° N, 114.30226° E; 90 m a.s.l.; 1 Aug. 1996; J. Fellowes leg.; HKBM.

VIETNAM – Đắk Nông Province • 1 worker; Nam Nung Reserve; 12.20579° N, 107.75476° E; 882 m a.s.l.; 9 Jun. 2018; IBBL members leg.; Winkler; IBBL • 2 workers; Nam Nung Reserve; 12.1958° N, 107.75674° E; 892 m a.s.l.; 9 Jun. 2018; IBBL members leg.; Winkler; IBBL • 2 workers; Nam Nung Reserve; 12.1945° N, 107.75802° E; 881 m a.s.l.; 9 Jun. 2018; IBBL members leg.; Winkler; IBBL • 5 workers; Nam Nung Reserve; 12.19245° N, 107.75954° E; 892 m a.s.l.; 9 Jun. 2018; IBBL members leg.; Winkler; IBBL • 5 workers, 1 queen; Nam Nung Reserve; 12.19073° N, 107.75925° E; 883 m a.s.l.; 9 Jun. 2018; IBBL members leg.; Winkler; IBBL • 1 worker; Nam Nung Reserve; 12.18893° N, 107.76046° E; 890 m a.s.l.; 9 Jun. 2018; IBBL members leg.; Winkler; IBBL • 1 worker; same collection data as for preceding; IBBL • 1 queen; Nam Nung Reserve; 12.18737° N, 107.76132° E; 888 m a.s.l.; 9 Jun. 2018; IBBL members leg.; Winkler; IBBL • 1 worker; Nam Nung Reserve; 12.18455° N, 107.76223° E; 878 m a.s.l.; 9 Jun. 2018; IBBL members leg.; Winkler; IBBL • 1 worker; Nam Nung Reserve; 12.23025° N, 107.83087° E; 886 m a.s.l.; 12 Jun. 2018; IBBL members leg.; Winkler; IBBL • 1 worker; Nam Nung Reserve; 12.23113° N, 107.83153° E; 907 m a.s.l.; 12 Jun. 2018; IBBL members leg.; Winkler; IBBL. – Đỗng Nai Province • 17 workers; Cat Tien National Park; 11.36605° N, 107.49292° E; 164 m a.s.l.; 7 Jun. 2018; IBBL members leg.; Winkler, 4 corners; IBBL ANTWEB1011957.

Geographic range

Mainland China (Fujian, Guangdong, Guangxi, Hainan, Hong Kong, Hunan, Macau, Yunnan), Japan (Ryukyu Islands), Taiwan, Thailand (Nakhon Ratchasima), Vietnam (Đắk Nông, Đồng Nai).

New record for Guangdong, Hainan and Vietnam.

Ecology

A very common species which has been collected in primary forest, secondary forest, mature forest, urban forest, urban parks, fruit, rubber and agro-rubber plantations. Elevation from 90 to 1360 m.

Comments

A common species present in multiple provinces in southern China and Thailand. The new records from Guangdong and Hainan provinces (Fig. 35D–F), and from southern Vietnam (Fig. 35G–I) complete the distribution range of this species within Southeast Asia, with future records from Cambodia and Laos likely.