A new species of Panaqolus (Siluriformes: Loricariidae) from the rio Madeira basin with remarkable intraspecific color variation Author Cramer, Christian Andreas Author Py-Daniel, Lúcia Helena Rapp text Neotropical Ichthyology 2015 Neotrop. Ichthyol. 2015-08-25 13 3 461 470 http://dx.doi.org/10.1590/1982-0224-20140099 journal article 6575 10.1590/1982-0224-20140099 2ab49e31-d925-463d-891e-f7061492af8b 1982-0224 4551377

Table 1. Selected morphometrics of Panaqolus nix. Values are given as percents of standard length or head length. SD

ILM	Measurement	H	n	range	mean±SD
1-20	Standard length (mm)	110.1	47	32.84-112.2	82.44
		Percents of Standard Length
1-10	Predorsal length	43.1	47	40.1-44.5	42.3±1.0
1-7	Head length	35.7	47	33.2-39.3	35.2±1.3
8-9	Cleithral width	31.5	47	30.8-34.3	32.3±0.9
8'-9'	Cleithral width ventral	29.5	47	29.0-33.8	31.0±1.2
1-12	Head-pectoral length	27.0	47	22.4-28.2	25.5±1.3
12-13	Thorax length	25.3	47	22.7-30.7	26.4±2.0
12-29	Pectoral-spine length	31.1	46	29.5-34.9	32.0±1.4
13-14	Abdominal length	23.8	47	20.5-24.3	22.4±0.9
13-30	Pelvic-spine length	27.8	46	25.7-31.2	28.1±1.1
13-13'	Pelvic girdle width	20.2	47	19.4-22.7	20.9±0.7
14-15	Postanal length	34.8	47	31.7-37.6	34.9±1.3
14-31	Anal-fin spine length	18.3	46	12.8-18.3	15.3±1.2
10-12	Dorsal-pectoral depth	29.7	47	26.9-30.3	28.6±1.0
10-11	Dorsal-spine length	27.5	39	26.2-32.5	29.5±1.5
10-16	Dorsal-fin base length	27.5	47	20.5-28.8	25.3±1.3
16-17	Dorsal-adipose distance	17.7	46	13.7-19.4	17.2±1.2
17-18	Adipose-spine length	5.7	47	5.7-10.0	8.2±0.7
17-19	Adipose-upper caudal distance	12.0	47	12.0-20.7	15.8±1.4
15-19	Caudal peduncle depth	10.8	47	9.3-11.4	10.6±0.4
20-32	Caudal peduncle-middle caudal ray	23.5	42	9.5-26.0	17.7±4.1
20-33	Caudal peduncle-dorsal caudal spine	47.0	17	33.7-81.7	51.8±13.0
15-17	Adipose-lower caudal depth	20.5	47	20.5-25.2	22.6±1.1
		Percents of Head Length
5-7	Head-eye length	35.6	47	35.2-41.5	37.8±1.3
4-5	Orbit diameter	13.5	47	12.5-16.8	14.3±1.0
1-4	Snout length	61.0	47	49.7-63.7	59.5±2.2
2-3	Internares width	11.8	47	10.5-14.7	12.2±0.9
5-6	Interorbital width	51.8	46	46.5-54.6	49.6±1.6
5'-6'	Dorsal interorbital width	35.0	47	34.4-39.3	36.7±1.2
7-12	Head depth	70.3	47	61.7-75.4	69.3±2.2
1-24	Mouth length	46.2	46	36.2-50.5	42.7±3.7
21-22	Mouth width	42.0	46	34.4-46.4	39.9±3.2
22-23	Barbel length	13.6	46	9.7-19.6	13.8±2.5