Further additions to the knowledge of Strumigenys (Formicidae: Myrmicinae) within South East Asia, with the descriptions of 20 new species Author Tang, Kit Lam 89B25F7E-C455-49BE-A9E5-669E96001A3B School of Biological Sciences, The University of Hong Kong, Kadoorie Biological Sciences Building, Pok Fu Lam Road, Hong Kong SAR, China. u3508935@connect.hku.hk Author Guénard, Benoit 3885FFD6-3FE4-428A-88BD-C5E88F2BC315 School of Biological Sciences, The University of Hong Kong, Kadoorie Biological Sciences Building, Pok Fu Lam Road, Hong Kong SAR, China. zeroben@gmail.com text European Journal of Taxonomy 2023 2023-11-14 907 1 144 https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2327/10121 journal article 287453 10.5852/ejt.2023.907.2327 4b338a9d-0693-4371-9159-0c6ebfaef6e5 2118-9773 10148811 EBE82908-1221-4774-A934-6219D19AA545

Table 9. Diagnostic characters of Strumigenys longidens sp. nov. in comparison with species from the S. murphyi -group. Values indicate the presence (1) or absence (0) of a character.

	Characters
Species	Orbicular hairs present on cephalic dorsum Cephalic orbicular hairs restricted to limited rows behind clypeus Apicodorsal tooth long and spiniform	Longest preapical teeth as long as neighboring hairs Longitudinal costulate absents on pronotal dorsum
S. longidens sp. nov.	1 1 1	1 1
S. dyschima (Bolton, 2000)	1 1 0	1 0
S. formosa (Terayama et al., 1995)	1 1 0	0 1
S. hemisobek (Bolton, 2000)	0 0 0	0 1
S. murphyi (Taylor, 1968)	1 0 1	0 1
S. nannosobek (Bolton, 2000)	1 0 0	0 1