Table 2. Morphometric and meristic data for Lamontichthys llanero and L. maracaibero. SD = standard deviation.
| Variable |
L. llanero |
L. maracaibero |
| N |
Range Mean |
SD |
N |
Range Mean |
SD |
| Standard length (mm) |
37 |
32.4-162.5 |
104.1 |
|
9 |
63.4-210.2 |
150.0 |
|
| Percents of standard length |
| Head length |
37 |
17.4-23.2 |
19.0 |
1.4 |
9 |
16.7-21.4 |
18.0 |
1.6 |
| Predorsal length |
37 |
26.5-31.9 |
28.1 |
1.2 |
9 |
25.5-29.6 |
27.5 |
1.3 |
| Postanal length |
37 |
47.0-57.1 |
54.9 |
2.0 |
9 |
53.5-57.1 |
55.2 |
1.2 |
| Abdominal lenght |
36 |
13.7-15.8 |
14.6 |
0.5 |
9 |
13.7-16.3 |
15.0 |
0.9 |
| Thoracic length |
37 |
13.6-16.5 |
14.8 |
0.8 |
9 |
13.2-15.6 |
14.0 |
0.8 |
| Dorsal-fin length |
26 |
25.3-40.5 |
34.0 |
3.0 |
9 |
25.7-31.4 |
29.7 |
1.9 |
| Pectoral-fin length |
37 |
20.2-25.4 |
22.2 |
1.3 |
9 |
20.0-21.7 |
21.0 |
0.6 |
| Pelvic-fin length |
37 |
17.7-22.8 |
20.2 |
1.1 |
9 |
18.2-19.9 |
19.1 |
0.5 |
| Anal-fin length |
35 |
17.9-25.2 |
21.8 |
1.6 |
9 |
19.6-22.0 |
21.1 |
0.8 |
| Body depth at dorsal-fin origin |
37 |
9.6-13.6 |
11.5 |
1.0 |
9 |
11.4-15.1 |
13.6 |
1.5 |
| Caudal peduncle depth |
37 |
1.3-1.8 |
1.5 |
0.1 |
8 |
1.5-1.7 |
1.6 |
0.1 |
| Body width at dorsal-fin origin |
37 |
11.4-15.5 |
14.3 |
0.8 |
9 |
14.4-16.9 |
15.8 |
0.9 |
| Body width at anal-fin origin |
37 |
8.5-12.9 |
11.5 |
0.9 |
9 |
11.5-14.5 |
13.2 |
1.1 |
| Body width at caudal-fin origin |
37 |
2.3-3.1 |
2.8 |
0.2 |
9 |
2.3-2.8 |
2.5 |
0.2 |
| Percents of head length |
| Head width |
37 |
82.6-96.9 |
92.4 |
3.1 |
9 |
90-112.7 |
103.4 |
7.2 |
| Interorbital distance |
37 |
29.4-35.0 |
31.9 |
1.4 |
9 |
29.7-33.4 |
31.2 |
1.3 |
| Orbital diameter |
37 |
15.0-19.4 |
17.5 |
1.1 |
9 |
12.8-16.4 |
14.9 |
1.2 |
| Snout length |
37 |
54.8-61.8 |
59.3 |
1.4 |
9 |
57.7-64.2 |
61.5 |
2.0 |
| Dentary length |
37 |
11.7-15.6 |
13.6 |
0.8 |
9 |
13.0-19.1 |
16.9 |
1.8 |
| Lower lip width |
37 |
9.0-16.6 |
12.5 |
1.7 |
9 |
11.1-14.0 |
12.4 |
1.0 |
| Meristic data |
| Lateral plates of median series |
36 |
32-33 |
32.7 |
0.5 |
9 |
32-34 |
33.0 |
0.5 |
| Lateral plates of mid-ventral series |
36 |
15-17 |
15.9 |
0.6 |
9 |
18-20 |
18.9 |
0.8 |
| Ventrolateral thoracic plates |
36 |
5-10 |
8.2 |
1.1 |
9 |
5-6 |
5.3 |
0.5 |
| Premaxillary teeth |
34 |
33-75 |
58.2 |
9.8 |
9 |
58-100 |
84.8 |
15.5 |
| Dentary teeth |
32 |
27-60 |
47.3 |
7.4 |
9 |
57-91 |
75.3 |
11.4 |
| Dorsal-fin rays |
37 |
II,7 |
II,7 |
0.0 |
9 |
II,7-8 |
II,7 |
0.3 |
| Pectoral-fin rays |
37 |
I,7 |
I,7 |
0.0 |
9 |
I,7 |
I,7 |
0.0 |
| Pelvic-fin rays |
37 |
i,5 |
i,5 |
0.0 |
9 |
i,5 |
i,5 |
0.0 |
| Anal-fin rays |
37 |
i,5 |
i,5 |
0.0 |
9 |
i,5 |
i,5 |
0.0 |
| Caudal-fin rays |
36 |
i,12,i |
i,12,i |
0.0 |
9 |
i,12,i |
i,12,i |
0.0 |