Microdous hanlini (Gobiiformes: Odontobutidae), a new species of the fine-toothed sleepers from Guangxi, China Author Wang, Fangxin Shanghai Universities Key Laboratory of Marine Animal Taxonomy and Evolution, Shanghai Ocean University, Shanghai 201306, China & Engineering Research Center of Environmental DNA and Ecological Water Health Assessment, Shanghai Ocean University, Shanghai 201306, China Author Wei, Mulan Du’an Yao Autonomous County Aquatic Technology Station, Hechi, Guangxi 530700, China. Author He, You Shanghai Synchrotron Radiation Facility, Shanghai Advanced Research Institute, Chinese Academy of Sciences, Shanghai 201204, China. Author Li, Chenhong Shanghai Universities Key Laboratory of Marine Animal Taxonomy and Evolution, Shanghai Ocean University, Shanghai 201306, China & Engineering Research Center of Environmental DNA and Ecological Water Health Assessment, Shanghai Ocean University, Shanghai 201306, China text Zootaxa 2024 2024-07-09 5477 3 367 379 http://dx.doi.org/10.11646/zootaxa.5477.3.6 journal article 299927 10.11646/zootaxa.5477.3.6 95f6cc49-b3ef-4540-8174-0e29f5572b98 1175-5326 12732998 41523CF9-C99B-490D-BB77-3336A59D1E07

TABLE 2. Morphological characters of the eight specimens of Microdous hanlini sp. nov.

Characters	SOU 1801015 - 1 female	SOU 1801015 - 2 male	SOU 1801015 - 3 female	SOU 1801015 - 4 male	SOU 1801015 - 5 female	SOU 1801015 - 6 male	SOU 1801015 - 7 female	SOU 1801015- 8 male
Counts
Dorsal fins	VIII, I–9	VIII, I–9	VIII, I–9	VIII, I–9	VIII, I–9	VIII, I–9	VIIII, I–9	VIII, I–11
Anal fin	I–8	I–7	I–8	I–7	I–8	I–8	I–8	I–9
Pectoral fin rays	13	14	14	14	14	14	14	15
Pelvic fin	I–5	I–5	I–5	I–5	I–4	I–5	I–5	I–5
Caudal fin rays	15	15	14	15	15	16	16	15
Lateral scale (rows)	41	40	42	40	41	40	40	43
Transverse scale (rows)	15	16	15	15	15	15	14	15
Predorsal scales	20	22	20	22	23	21	22	18
Measurements (mm)
Total length	76.4	115.1	112.3	82.3	82.5	80.3	84.3	111.8
Standard length	59.3	97.9	103.4	70.7	70.8	67.0	71.0	93.8
Preanal length	37.5	60.4	60.3	39.9	42.2	40.8	43.8	53.6
Caudal peduncle length	17.9	27.5	25.7	18.2	19.3	17.6	18.2	28.2
Caudal peduncle depth	5.1	9.5	10.2	6.5	6.7	6.8	6.4	9.3
Length of first dorsal fin base	7.37	12.3	12.13	8.25	9.1	9.53	9.57	13.34
Length of second dorsal fin base	9.5	18.1	17.7	11.6	10.8	11.6	12.1	18.5
Length of anal fin base	6.2	10.7	11.2	8.7	7.7	7.8	7.7	12.1
Body depth at caudal fin base	5.8	10.3	9.00	8.2	6.6	7.2	7.2	10.3
Pectoral fin length	11.7	23.3	22.2	15.7	14.0	14.3	16.8	21.9
Pelvic fin length	12.9	17.2	19.3	12.0	13.5	11.4	12.7	16.3
Body depth at first dorsal fin origin	11.4	18.0	17.8	12.6	13.6	11.9	13.9	16.4
Body depth at anal fin origin	8.2	15.7	16.9	10.8	9.4	10.4	11.2	15.4
Body width at first dorsal fin origin	8.6	14.5	14.7	10.1	10.6	9.3	10.5	14.8
Body width at anal fin origin	4.5	10.2	9.7	6.7	7.7	7.6	6.1	11.5
Head length	19.9	35.7	33.9	22.7	22.1	21.4	24.6	29.8
Postorbital head length	10.1	19.6	16.1	11.8	10.8	10.8	11.5	13.5
Maximum head width	10.4	18.5	19.5	12.5	12.9	12.0	12.6	17.3
Maximum head depth	10.2	17.5	18.9	13.5	11.6	11.6	12.6	17.5
Head depth at preopercle	7.9	14.8	15.3	10.9	8.8	8.9	10.2	14.5
Snout length	6.2	11.8	12.0	6.5	7.5	6.7	7.6	10.2
Eye diameter	5.5	6.7	6.6	5.0	5.5	4.6	5.1	6.6
Interorbital width	2.9	6.7	5.9	3.8	3.7	4.0	3.7	4.6
Lower jaw length	7.1	11.4	10.2	7.7	7.2	7.3	7.9	9.1