Table 1. Morphometric and meristic data for Astyanax goyacensis Eigenmann, holotype (MCZ 89558) and topotypes (N: number of specimens; M: mean; SD: standard deviation).
| Character |
N |
Range |
M±SD |
Holotype |
| Standard length (mm) |
25 |
56.4-85.4 |
69.2 |
76.0 |
| Head length (mm) |
25 |
14.8-21.8 |
18.1±2.0 |
18.7 |
| Body depth (mm) |
25 |
21.1-35.2 |
27.0±4.2 |
27.9 |
| Percents of standard length |
| Head length |
25 |
23.6-28.0 |
26.2±1.0 |
24.6 |
| Body depth |
25 |
35.4-46.1 |
39.0±2.2 |
36.7 |
| Caudal peduncle depth |
25 |
11.3-14.5 |
12.9±0.7 |
11.3 |
| Snout to dorsal-fin origin |
25 |
50.2-55.8 |
53.4±1.4 |
51.7 |
| Snout to anal-fin origin |
25 |
65.4-72.6 |
68.9±1.8 |
67.5 |
| Distance dorsal-pectoral fins |
25 |
40.1-48.2 |
43.5±1.9 |
43.2 |
| Distance dorsal-anal fins |
25 |
37.8-46.4 |
40.2±1.8 |
39.5 |
| Distance anal-adipose fins |
25 |
28.5-38.4 |
36.0±2.0 |
33.3 |
| Distance dorsal-adipose fins |
25 |
36.2-42.0 |
39.1±1.3 |
38.2 |
| Distance dorsal-adipose fins |
25 |
36.2-42.0 |
39.1±1.3 |
38.2 |
| Percents of head length |
| Orbital diameter |
24 |
25.5-29.8 |
28.3±1.0 |
28.3 |
| Interorbital width |
25 |
37.4-48.0 |
42.4±2.7 |
45.5 |
| Head depth |
21 |
102.7-123.6 |
112.2±4.9 |
102.7 |
| Percents of body depth |
| Caudal peduncle depth |
25 |
28.7-37.7 |
33.1±2.1 |
30.8 |