Table 2. Morphometric data for Hisonotus thayeri, holotype (H) and 105 paratypes; range includes holotype. SD = Standard deviation.
| Character |
H |
Minimum |
Maximum |
Mean |
SD |
| Standard length (mm) |
36.7 |
24.3 |
42.0 |
| Percents of standard length |
| Predorsal length |
45.6 |
43.9 |
49.0 |
46.7 |
1.1 |
| Preanal length |
61.7 |
59.2 |
65.8 |
62.8 |
1.4 |
| Prepectoral length |
25.5 |
24.9 |
30.8 |
27.0 |
1.1 |
| Prepelvic length |
39.5 |
38.5 |
44.7 |
41.7 |
1.4 |
| Postanal length |
33.6 |
27.8 |
42.1 |
32.2 |
1.7 |
| Thoracic length |
16.0 |
13.8 |
19.3 |
16.8 |
1.1 |
| Abdominal length |
20.6 |
18.4 |
24.1 |
21.4 |
1.1 |
| Caudal-peduncle depth |
10.8 |
9.5 |
12.2 |
10.8 |
0.5 |
| Head length |
34.2 |
31.5 |
38.1 |
35.1 |
1.2 |
| Cleithral width |
24.0 |
21.1 |
25.9 |
23.2 |
1.0 |
| Base of dorsal fin length |
12.1 |
10.9 |
15.4 |
12.6 |
0.8 |
| Dorsal-fin unbranched ray length |
27.6 |
21.4 |
28.9 |
25.2 |
1.4 |
| Pectoral-fin unbranched ray length |
30.4 |
23.3 |
32.1 |
28.4 |
1.4 |
| Pelvic-fin unbranched ray length |
18.8 |
14.2 |
23.6 |
19.1 |
2.0 |
| Females |
- |
14.2 |
19.3 |
17.5 |
1.0 |
| Males |
- |
18.4 |
23.6 |
20.8 |
1.3 |
| Dorsal to anal fin length |
25.2 |
20.1 |
26.4 |
23.4 |
1.1 |
| Snout-opercle length |
25.3 |
24.8 |
28.8 |
26.7 |
0.9 |
| Body depth |
18.8 |
12.4 |
23.5 |
17.5 |
1.5 |
| Percents of head length |
| Head width |
67.4 |
57.4 |
71.4 |
63.7 |
2.8 |
| Head depth |
49.4 |
37.2 |
52.5 |
45.0 |
2.9 |
| Snout length |
50.2 |
48.0 |
57.1 |
51.6 |
1.6 |
| Orbital diameter |
14.7 |
12.8 |
18.9 |
15.7 |
1.2 |
| Interorbital length |
43.1 |
35.0 |
46.8 |
41.2 |
2.1 |
| Maxillary barbel length |
4.4 |
1.7 |
8.6 |
5.6 |
1.6 |
| Prenasal length |
30.1 |
26.7 |
37.6 |
31.4 |
2.0 |
| Internasal length |
9.6 |
7.1 |
15.0 |
11.1 |
1.8 |
| Nasal chamber width |
11.2 |
9.3 |
16.4 |
12.4 |
1.9 |
| Females |
- |
9.3 |
12.6 |
10.8 |
0.7 |
| Males |
- |
12.1 |
16.4 |
14.1 |
1.1 |
| Nasal chamber length |
14.5 |
11.3 |
20.9 |
16.0 |
2.4 |
| Females |
- |
11.3 |
17.4 |
14.2 |
1.5 |
| Males |
- |
15.1 |
20.9 |
17.9 |
1.5 |
| Suborbital depth |
19.9 |
14.3 |
23.0 |
18.6 |
1.5 |