Table 3. Average interspecific uncorrected p-distance (% ± S.E.) based on the 675 bp COI gene fragment sequences between species within Gasteracanthinae. Average intraspecific distances within each taxon are marked in bold.

Taxa	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
1. Actinacantha globulata	N/A
2. Gasteracantha cancriformis (C1)	15.43 ± 1.46	1.00 ± 0.40
3. Gasteracantha cancriformis (C2)	14.76 ± 1.40	4.26 ± 0.79	N/A
4. Gasteracantha diadesmia	14.08 ± 1.35	10.85 ± 1.24	9.84 ± 1.14	0.84 ± 0.25
5. Gasteracantha diardi	14.48 ± 1.36	11.41 ± 1.30	10.12 ± 1.20	3.77 ± 0.70	0.31 ± 0.14
6. Gasteracantha doriae (D1)	13.03 ± 1.29	11.28 ± 1.25	10.19 ± 1.16	5.13 ± 0.79	5.40 ± 0.82	0.45 ± 0.21
7. Gasteracantha doriae (D2)	13.55 ± 1.34	11.65 ± 1.27	10.43 ± 1.17	4.48 ± 0.76	5.15 ± 0.85	5.53 ± 0.82	0
8. Gasteracantha kuhli	14.05 ± 1.38	8.68 ± 1.11	8.19 ± 1.02	7.75 ± 0.96	8.36 ± 1.03	7.89 ± 0.99	7.73 ± 0.99	0.58 ± 0.19
9. Macracantha arcuata (M1)	10.72 ± 1.14	16.49 ± 1.49	15.59 ± 1.40	15.28 ± 1.36	16.45 ± 1.40	15.09 ± 1.34	16.00 ± 1.41	16.12 ± 1.43	1.30 ± 0.29
10. Macracantha arcuata (M2)	9.64 ± 1.11	15.96 ± 1.50	15.21 ± 1.34	14.19 ± 1.32	15.58 ± 1.38	14.01 ± 1.31	15.06 ± 1.39	13.68 ± 1.32	7.02 ± 0.95	0.60 ± 0.30
11. Macracantha hasselti	8.33 ± 1.04	14.13 ± 1.39	14.05 ± 1.30	13.06 ± 1.26	13.69 ± 1.30	12.56 ± 1.26	12.81 ± 1.26	12.83 ± 1.26	9.46 ± 1.06	9.21 ± 1.07	0.72 ± 0.21
12. Thelacantha brevispina (T1)	14.95 ± 1.40	12.91 ± 1.31	12.03 ± 1.22	12.30 ± 1.23	13.29 ± 1.30	12.43 ± 1.26	12.26 ± 1.25	11.86 ± 1.23	15.73 ± 1.37	15.47 ± 1.40	14.08 ± 1.30	0.17 ± 0.12
13. Thelacantha brevispina (T2)	14.91 ± 1.40	11.53 ± 1.28	10.77 ± 1.20	11.48 ± 1.18	12.05 ± 1.22	11.90 ± 1.24	11.30 ± 1.20	10.56 ± 1.15	16.20 ± 1.38	15.81 ± 1.36	13.58 ± 1.29	5.69 ± 0.91	0.30 ± 0.15
14. Thelacantha brevispina (T3)	15.12 ± 1.43	13.71 ± 1.38	13.29 ± 1.33	10.78 ± 1.17	11.57 ± 1.22	11.16 ± 1.22	10.86 ± 1.20	11.12 ± 1.21	15.12 ± 1.37	14.21 ± 1.32	13.25 ± 1.29	8.92 ± 1.10	8.19 ± 1.09	0.15 ± 0.15
15. Thelacantha brevispina (T4)	15.81 ± 1.47	13.77 ± 1.37	12.35 ± 1.25	12.27 ± 1.27	12.63 ± 1.28	13.33 ± 1.31	12.35 ± 1.28	11.64 ± 1.24	14.70 ± 1.37	13.86 ± 1.36	15.06 ± 1.36	9.60 ± 1.15	9.41 ± 1.14	10.25 ± 1.21	N/A