A new species of Pimelodella Eigenmann & Eigenmann, 1888 (Siluriformes Heptapteridae) from the Sierra Nevada de Santa Marta, Colombia
Author
Conde-Saldaña, Cristhian C.
Author
Albornoz-Garzón, Juan G.
Author
García-Melo, Jorge E.
Author
Dergam, Jorge A.
Author
Villa-Navarro, Francisco A.
text
Zootaxa
2019
2019-09-12
4668
4
562
574
journal article
25463
10.11646/zootaxa.4668.4.8
d099762b-e620-43a2-984b-93c58c41bca7
1175-5326
3450028
3A0501FD-2C81-4F26-935F-D33306B64E44
TABLE 1. Morphometric data for Pimelodella yaharo based on holotype and paratypes (n= 7). Min= minimum; Max= maximum; SD= standard deviation. | Holotype | Range | Mean | SD |
|---|
| Standard length (mm) | 74.7 | 66.9–82.0 | 73.0 | |
|---|
| Percent of SL |
|---|
| Body depth | 21.5 | 19.6–21.5 | 20.4 | 0.7 |
|---|
| Body width | 17.7 | 17.6–21.1 | 18.4 | 1.2 |
|---|
| Head length | 22.2 | 22.2–23.7 | 22.8 | 0.5 |
|---|
| Maxillary-barbel length | 63.8 | 53.0–68.3 | 60.1 | 5.2 |
|---|
| Outer mental-barbel length | 25.8 | 17.8–33.8 | 26.7 | 4.7 |
|---|
| Inner mental-barbel length | 18.1 | 14.4–20.0 | 17.5 | 1.6 |
|---|
| Posterior process of cleithrum length | 10.2 | 9.6–10.9 | 10.3 | 0.5 |
|---|
| Predorsal length | 34.4 | 34.2–36.5 | 35.2 | 0.8 |
|---|
| Dorsal-fin base | 14.7 | 12.3–14.9 | 14.0 | 1.0 |
|---|
| Dorsal-fin spine length | 12.8 | 8.3–13.7 | 12.0 | 2.2 |
|---|
| Dorsal fin to adipose fin | 17.2 | 16.3–18.8 | 17.5 | 0.9 |
|---|
| Preadipose length | 63.6 | 63.4–67.0 | 64.8 | 1.2 |
|---|
| Adipose-fin base | 25.6 | 22.8–26.4 | 25.1 | 1.3 |
|---|
| Adipose-fin depth | 5.1 | 3.4–5.1 | 4.4 | 0.7 |
|---|
| Preanal length | 65.6 | 65.6–71.0 | 67.7 | 1.8 |
|---|
| Anal-fin base | 12.3 | 11.8–14.7 | 13.1 | 1.0 |
|---|
| Prepectoral length | 22.5 | 21.7–27.0 | 23.3 | 1.8 |
|---|
| Pectoral-fin spine length | 13.4 | 12.9–14.5 | 13.9 | 0.6 |
|---|
| Pectoral-fin spine length without posterior dentations | 3.5 | 3.1–4.2 | 3.5 | 0.4 |
|---|
| Pectoral-fin spine width | 1.5 | 1.5–2.0 | 1.7 | 0.1 |
|---|
| Maximum depth of pectoral-fin posterior dentations | 0.9 | 0.9–1.4 | 1.1 | 0.1 |
|---|
| Prepelvic length | 46.6 | 44.8–52.5 | 48.9 | 2.4 |
|---|
| Caudal-peduncle length | 21.4 | 18.8–21.4 | 20.1 | 0.9 |
|---|
| Caudal-peduncle depth | 10.3 | 9.2–10.5 | 9.9 | 0.5 |
|---|
| Dorsal caudal-fin lobe length | 27.7 | 23.9–31.7 | 27.0 | 2.4 |
|---|
| Ventral caudal-fin lobe length | 24.3 | 21.2–25.9 | 24.5 | 1.5 |
|---|
| Percent of HL |
|---|
| Head depth | 71.5 | 65.5–71.5 | 68.1 | 2.2 |
|---|
| Head width | 78.1 | 72.2–83.1 | 76.8 | 3.7 |
|---|
| Fleshy interorbital width | 29.9 | 28.6–32.7 | 30.9 | 1.6 |
|---|
| Bony interorbital width | 19.7 | 17.6–21.6 | 19.6 | 1.5 |
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| Eye diameter | 23.4 | 22.7–26.5 | 25.0 | 1.5 |
|---|
| Snout length | 39.5 | 39.5–45.1 | 41.3 | 1.9 |
|---|
| Anterior-posterior nares distance | 15.3 | 14.3–19.7 | 17.3 | 1.9 |
|---|
| Anterior internarial width | 21.7 | 14.8–21.7 | 17.5 | 2.2 |
|---|
| Posterior internarial width | 22.7 | 17.2–22.7 | 20.0 | 1.7 |
|---|
| Mouth gape | 36.6 | 29.7–36.6 | 33.0 | 2.3 |
|---|