Taxonomic revision and re-description of Ateuchosaurus pellopleurus (Hallowell, 1861) (Reptilia, Squamata, Scincidae) with resurrection of A. okinavensis (Thompson, 1912) Author Makino, Tomohisa https://orcid.org/0000-0001-8249-7249 Department of Zoology, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606 - 8502, Japan makino@zoo.zool.kyoto-u.ac.jp Author Nakano, Takafumi https://orcid.org/0000-0001-6107-2188 Department of Zoology, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606 - 8502, Japan Author Okamoto, Taku Department of Zoology, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606 - 8502, Japan Author Hikida, Tsutomu Department of Zoology, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606 - 8502, Japan text Zoosystematics and Evolution 2023 2023-01-20 99 1 77 91 http://dx.doi.org/10.3897/zse.99.95923 journal article http://dx.doi.org/10.3897/zse.99.95923 1860-0743-1-77 4D1F8139D4204E6E9B8E2401EF6232DA F3CD023B35EE51769693A41205F7F028

Table 1. Variation of the condition of frontonasal-frontal and the number of subdigital scales of the fourth toe (TIV) in Ateuchosaurus pellopleurus and A. okinavensis.

Locality	Frontonasal and frontal				TIV
	Separated	Fused	N	Frequency of the separated type (%)	8	9	10	11	12	13	14	15	16	N	Frequency of the individual of 8-12 TIV (%)
Ateuchosaurus pellopleurus
1. Takeshima Island	6	6	12	50.0		1	7	2	1					11	100.0
2. Iojima Island	8	9	17	47.1	1	3	6	6	1					17	100.0
3. Kuroshima Island	18		18	100.0			10	8						18	100.0
4. Kuchinoshima Island	3		3	100.0			2							2	100.0
5. Nakanoshima Island	7	2	9	77.8			3	5						8	100.0
6. Suwanosejima Island	7	3	10	70.0			3	4						7	100.0
7. Akusekijima Island	3	1	4	75.0			1	3						4	100.0
8. Kodakarajima Island	9	4	13	69.2			3	5	3					11	100.0
9. Takarajima Island	41	6	47	87.2			7	27	10					44	100.0
10. Kikaijima Island	7	1	8	87.5				4	3	1				8	87.5
11. Amamioshima Island	64	20	84	76.2			2	27	27	13	4			73	76.7
12. Tokunoshima Island	22	4	26	84.6				1	12	6	2			21	61.9
13. Okinoerabujima Island	42	10	52	80.8		1		19	17	5	1			43	86.0
Total	237	66	303	78.2	1	5	44	111	74	25	7			267	88.0
Ateuchosaurus okinavensis
14. Iheyajima Island		15	15	0.0					3	6	2	1		12	25.0
15. Okinawajima Island		39	39	0.0				1	4	13	12	2	1	33	15.2
16. Minnajima Island		14	14	0.0										n/a	n/a
17. Miyagijima Island		2	2	0.0					1		1			2	50.0
18. Hamahigajima Island		3	3	0.0					1	1	1			3	33.3
19. Tokashikijima Island		30	30	0.0					2	8	17	3		30	6.7
20. Agunijima Island	2	6	8	25.0			1		5	2				8	75.0
21. Tonakijima Island		1	1	0.0						1				1	0.0
22. Kumejima Island		13	13	0.0					5	6	3			14	35.7
Total	2	123	125	1.6			1	1	21	37	36	6	1	103	22.3