Description of a new species of Oreonectes (Cypriniformes, Nemacheilidae) from Guangxi, China Author Chen, Zhuo-Ni https://orcid.org/0009-0003-7209-4421 Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of Education, Guilin, Guangxi 541004, China & Guangxi Key Laboratory of Rare and Endangered Animal Ecology, College of Life Sciences, Guangxi Normal University, Guilin, Guangxi 541004, China Author Huang, Shi-Rong Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of Education, Guilin, Guangxi 541004, China Author Zou, Tong-Xiang Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of Education, Guilin, Guangxi 541004, China Author Du, Li-Na 0000-0002-2246-643X Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of Education, Guilin, Guangxi 541004, China Author Lin, Feng 0000-0001-7240-9233 Guangxi Key Laboratory of Rare and Endangered Animal Ecology, College of Life Sciences, Guangxi Normal University, Guilin, Guangxi 541004, China & Guangxi Academy of Fishery Sciences, Nanning, Guangxi 530021, China text Zoosystematics and Evolution 2026 2026-01-13 102 1 119 130 journal article 313721 10.3897/zse.102.172439 bccce26f-a4fd-4612-bf80-781ad11d58d9 3387D14F-3A46-44B2-8C7B-E5F41390EE81

Table 2. Comparative data between Oreonectes jinxiuensis sp. nov. and 12 known species within the genus Oreonectes.

Species	Color pattern	Dorsal-fin rays	Pectoral-fin rays	Pelvic-fin rays	Caudal-fin rays	Lateral line pores	Tube connecting two chambers	Caudal fin	Swim bladder
O. jinxiuensis sp. nov.	Present	iv, 7	i, 10	i, 6	14–15	8–16	Short tube	Rounded	Degenerated
O. andongensis	Present	iii, 7	i, 9–10	i, 6	13–14	8–16	Short tube	Rounded	Developed
O. daguishanensis	Present	iii, 6–7	i, 7–9	i, 6–7	14	5–8	Short tube	Rounded	Degenerated
O. damingshanensis	Present	iii, 7	i, 9	i, 7	14	14–15	Long, slender tube	Rounded	Developed
O. guananensis	Present	iii, 7	i, 11–12	i, 7–8	14–15	7–13	Short tube	Rounded	Developed
O. guidongensis	Present	iii, 7	i, 10	i, 6	14–16	6–10	Long, slender tube	Rounded	Developed
O. guilinensis	Present	ii, 6	i, 9–10	i, 6–7	13–14	4–6	Long, slender tube	Rounded	Developed
O. luochengensis	Absent	iii, 7	i, 11–12	i, 7	14–16	6–13	Short tube	Truncated	Developed
O. platycephalus	Present	iii, 6	i, 10–11	i, 7	14–15	6–15	Unknown	Rounded	Degenerated
O. polystigmus	Present	iii, 7–8	i, 10	i, 6	14–15	6–8	Long, slender tube	Rounded	Developed
O. qinae	Present	iii, 6–7	i, 9–10	i, 6–7	16	12	Short tube	Rounded	Degenerated
O. yuedongensis	Present	iii, 6	i, 8–9	i, 6	13	6–8	Short tube	Rounded	Developed
O. zhangi	Present	iii, 7	i, 8–9	i, 6	15–16	7–13	Short tube	Rounded	Degenerated