Strumigenys exilirhina Bolton, 2000 - First recorded in Hong Kong in 2000 (Bolton 2000)

Tang, Kit Lam, Pierce, Mac P. & Guenard, Benoit, 2019, Review of the genus Strumigenys (Hymenoptera, Formicidae, Myrmicinae) in Hong Kong with the description of three new species and the addition of five native and four introduced species records, ZooKeys 831, pp. 1-48 : 8-10

Strumigenys exilirhina Bolton, 2000 - First recorded in Hong Kong in 2000 (Bolton 2000)

Strumigenys exilirhina Bolton 2000: 881 (w.q.) NEPAL. Indomalaya.

Material examined.

HONG KONG: Central & Western District, HKU Campus, 22.28216N, 114.13829E, 19.11.2014, 113 m, M. Wong, Winkler, 12 Random, IBBL; Central & Western District, HKU campus, near Robert Black, 22.282129N, 114.138105E, 01.05.2015, C. Wang, Winkler, IBBL; Central & Western District, HKU CYT, 22.2824528N, 114.140429E, 07.01.2016, G. Yong, Winkler, IBBL; Central & Western District, LFS Plot 1 B–C, 22.277134N, 114.134792E, 28.12.2015, G. Yong, Winkler, IBBL; Central & Western District, LFS Plot 1 C, 22.277134N, 114.134806E, 28.12.2015, G. Yong, Winkler, IBBL; Central & Western District, Lung Fu Shan Park, N, E, 03.05.2015, C. Wang, Winkler, IBBL; Central & Western District, Lung Fu Shan, 22.276729N, 114.136693E, 24.11.2014, 295 m, M. Wong, Winkler, 12 Random, IBBL; Central & Western District, Lung Fu Shan, 22.28039N, 114.137830E, 25.11.2014, 156 m, M. Wong, Winkler, 4 Corners, IBBL; Central & Western District, Lung Fu Shan, 22.28221N, 114.133476E, 13.11.2014, 115 m, M. Wong, Winkler, 12 Random, IBBL; Central & Western District, Plot 1 B–C, 22.27713N, 114.13479E, 08.01.2016, G. Yong, Winkler, IBBL; Central & Western District, The Peak, 22.276038N, 114.141995E, 17.08.2015, R.H. Lee, Winkler, IBBL; Eastern District, Tai Tam, 22.259933N, 114.22009E, 27.07.2015, R.H. Lee, Winkler, IBBL; Islands District, Lamma Island, 22.20363N, 114.13599E, 14.09.2017, R.H. Lee, Winkler, IBBL; Islands District, Luk Tei Tong, 22.26233N, 113.99066E, 25.10.2016, R.H. Lee, pitfall trap, IBBL; Islands District, Pak Ngan Heung, 22.27099N, 113.98911E, 25.10.2016, R.H. Lee, pitfall trap, IBBL; Islands District, Shek Pik, 22.230898N, 113.88606E, 18.08.2015, R.H. Lee, Winkler, IBBL; Islands District, Shek Pik, 22.240075N, 113.89041E, 18.08.2015, R.H. Lee, Winkler, IBBL; North District, A Ma Wat, 22.5191N, 114.2441E, 19.12.2016, R.H. Lee, Winkler, IBBL; North District, Kuk Po Sam To, 22.523977N, 114.2355E, 15.11.2016, R.H. Lee, Winkler, IBBL; North District, Kuk Po San Uk, 22.529123N, 114.234675E, 15.11.2016, R.H. Lee, Winkler, IBBL; North District, Sheung Wo Hang, 22.52203N, 114.1962E, 12.06.2015, 71 m, T. Tsang, Winkler, IBBL; North District, Sheung Wo Hang, 22.52232N, 114.1972E, 16.06.2015, 99 m, T. Tsang, Winkler, IBBL; Sai Kung District, Pak Tam Chung, 22.400962N, 114.327163E, 05.06.2015, R.H. Lee, Winkler, IBBL; Sha Tin District, Lion Rock, 22.35805N, 114.176995E, 13.07.2015, R.H. Lee, Winkler, IBBL; Sha Tin District, Lion Rock, 22.360915N, 114.180028E, 13.07.2015, R.H. Lee, Winkler, IBBL; Sha Tin District, Lion Rock, 22.36121N, 114.181997E, 13.07.2015, R.H. Lee, Winkler, IBBL; Sha Tin District, Mui Tsz Lam wood, 22.389185N, 114.234462E, 04.10.2016, R.H. Lee, pitfall trap, IBBL; Sha Tin District, Tai Po Kau Nature Reserve, 22.4285N, 114.1808E, 22.02.2017, B. Guénard, Winkler, IBBL; Sha Tin District, Tai Po Kau, 22.41678N, 114.1878E, 03.07.2015, 317 m, T. Tsang, Winkler, IBBL; Sha Tin District, Tai Po Kau, 22.422858N, 114.180827E, 14.07.2015, R.H. Lee, Winkler, IBBL; Sha Tin District, Tai Po Kau, 22.42402N, 114.18029E, 14.07.2015, R.H. Lee, Winkler, IBBL; Sha Tin District, Tai Po Kau, 22.426138N, 114.181783E, 14.07.2015, R.H. Lee, Winkler, IBBL; Sha Tin District, Tai Po Kau, 22.427285N, 114.181298E, 16.09.2015, B. Guénard, hand collection, IBBL; Southern District, Lam Long Shan, 22.23887N, 114.16864E, 20.09.2017, R.H. Lee, Winkler, IBBL; Southern District, Nam Fung Road, 22.2546N, 114.1833E, 20.08.2016, R.H. Lee, pitfall trap, IBBL; Southern District, Nam Fung Road, 22.25519N, 114.1818E, 28.09.2015, 120 m, T. Tsang, Winkler, IBBL; Southern District, Nam Fung Road, 22.25554N, 114.1802E, 01.10.2015, 110 m, T. Tsang, Winkler, IBBL; Tai Po District, Kadoorie Farm and Botanic Garden, 22.43076N, 114.1215E, 04.07.2011, 335 m, P. Ward, sifted litter, IBBL; Tai Po District, KFBG, 22.4302N, 114.1192E, 14.09.2015, R.H. Lee, Winkler, IBBL; Tai Po District, Sha Lo Tong, 22.477083N, 114.18195E, 28.05.2015, R.H. Lee, Winkler, IBBL; Tai Po District, Sha Lo Tong, 22.477N, 114.1797E, 28.05.2015, R.H. Lee, Winkler, IBBL; Tai Po District, Sha Lo Tong, 22.481767N, 114.18283E, 28.05.2015, R.H. Lee, Winkler, IBBL; Tai Po District, Sha Shan, 22.449N, 114.145E, 03.11.2015, R.H. Lee, Winkler, IBBL; Tai Po District, Tai Om, 22.4419N, 114.133533E, 05.10.2016, R.H. Lee, Winkler, IBBL; Tai Po District, To Kwa Peng, 22.42901N, 114.3336E, 25.05.2018, 1 m, R. Cheung / C. Taylor, Malaise trap, IBBL; Tsuen Wan District, Ha Lin Fa Shan, 22.39664N, 114.1019E, 31.07.2015, 355 m, T. Tsang, Winkler, IBBL; Tsuen Wan District, Shing Mun, 22.396783N, 114.1531E, 14.05.2015, R.H. Lee, pitfall trap, IBBL; Tsuen Wan District, Shing Mun, 22.39678N, 114.1531E, 23.08.2015, 238 m, T. Tsang, Winkler, IBBL; Tsuen Wan District, Shing Mun, 22.39693N, 114.153E, 17.05.2016, R.H. Lee, Winkler, IBBL; Tsuen Wan District, Shing Mun, 22.397083N, 114.1539166E, 14.05.2015, R.H. Lee, Winkler, IBBL; Yuen Long District, Kap Lung, 22.41596N, 114.1038E, 11.09.2015, 288 m, T. Tsang, Winkler, IBBL; Yuen Long District, Ng Tung Chai, 22.42959N, 114.13128E, 01.11.2016, R.H. Lee, Winkler, IBBL; Yuen Long District, Sheung Pak Nai, 22.45151N, 113.96213E, 28.05.2018, 1 m, R. Cheung / C. Taylor, Malaise trap, IBBL; Yuen Long District, Sheung Tin Liu Ha, 22.44348N, 114.114E, 03.08.2015, 106 m, T. Tsang, Winkler, IBBL.

Ecology.

This is one of the most common species of Strumigenys in Hong Kong (Fig. 2). It has been collected in a variety of habitats including disturbed urban forests, tree plantations ( Lophostemon confertus Wilson & Waterh.), shrubland, secondary forest, and Feng Shui woods. The known elevation range in Hong Kong for this species is from 1 to 407 m.