Redefinition of the sexstrigatus group of Lasioglossum (Hemihalictus) Cockerell, 1897 (Hymenoptera, Apoidea, Halictidae), with a revision of Japanese species Author Murao, Ryuki 7E665839-6675-4365-A7EA-169D4E4DA008 Regional Environmental Planning Co., Ltd, 1 - 10 - 12, Muromi, Sawara-ku, Fukuoka, 814 – 0015 Japan. r.murao@mbr.nifty.com text European Journal of Taxonomy 2021 2021-08-18 763 1 74 http://dx.doi.org/10.5852/ejt.2021.763.1463 journal article 4854 10.5852/ejt.2021.763.1463 31f73be9-4a90-4c0a-937e-784437eff4bd 2118-9773 5235968 9823AAD7-1113-434B-9882-1CF885DE7CED

Table 1. Inter- and intraspecific sequence divergences based on 395 bp of the mtDNA COI gene among eight species belonging to the sexstrigatus group of Lasioglossum (Hemihalictus) Cockerell, 1897 (Kimura’s two-parameter pairwise distances).

Species	1	2	3	4	5	6	7	8
1. L. kiautshouense (n = 1)
2. L. ohei (n = 1)	0.093
3. L. sexstrigatus (n = 2)	0.076	0.103	0
4. L. spectrum (n = 3)	0.085–0.088	0.087–0.090	0.064–0.067	0–0.003
5. L. speculinum (n = 2)	0.053–0.055	0.073–0.076	0.082–0.085	0.071–0.077	0.003
6. L. sp. (n = 4)	0.082–0.088	0.099–0.106	0.073–0.079	0.070–0.079	0.082–0.091	0–0.005
7. L. subsimplicior (n = 1)	0.073	0.093	0.058	0.067–0.070	0.055–0.058	0.085
8. L. taeniolellum (n = 2)	0.084–0.087	0.109–0.112	0.109–0.112	0.115–0.122	0.090–0.097	0.109–0.115	0.106–0.109	0.004–0.008