A tale of false origins: Hyphessobrycon scholzei Ahl, 1937 and its junior synonym, Hyphessobrycon fernandezi Fernández-Yépez, 1972 (Teleostei: Characifomes: Acestrorhamphidae)
Author
Lima, Flávio C. T.
0000-0002-7636-5431
Museu de Diversidade Biológica, Instituto de Biologia, Universidade Estadual de Campinas, Rua Monteiro Lobato, 255, 13083 - 862, Campinas, São Paulo, Brazil.
fctlima@gmail.com
Author
Rodríguez-Olarte, Douglas
0000-0003-4940-9205
Collección Regional de Peces, Museo de Ciencias Naturales, Decanato de Agronomia, Universidad Centroccidental Lisandro Alvarado, UCLA, 301, Barquisimeto, Estado Lara, Venezuela.
douglasrodriguez@ucla.edu.ve
Author
García-Alzate, Carlos A.
0000-0002-8527-0661
Universidad del Atlántico, Programa de Biologia, Ciudadela Universitaria, Barranquilla, Colombia, 081001.
carlosgarciaa@mail.uniatlantico.edu.co
text
Zootaxa
2025
2025-02-27
5594
1
50
60
https://doi.org/10.11646/zootaxa.5594.1.2
journal article
308417
10.11646/zootaxa.5594.1.2
462637bf-b3c9-433c-92e8-ea85d9caea90
1175-5326
14954059
89920491-1B57-4AA5-9624-289E7D8509C0
TABLE 1. Morphometric data of Hyphessobrycon scholzei. 1: Neotype of Hyphessobrycon fernandezi Fernandez-Yépez (from García-Alzate et al., 2008); 2: Range of specimens measured in the present study from Venezuela (n = 6); 3: Range of aquarium specimens measured in the present study (H. scholzei aquarium stock) (n = 4). | 1 | 2 | 3 |
|---|
| Standard length | 26.6 | 21.4–27.5 | 30.6–34.4 |
|---|
| Percentages of SL |
|---|
| Depth at dorsal-fin origin | 35.4 | 30.5–33.5 | 31.7–36.6 |
|---|
| Snout to dorsal-fin origin | 53.2 | 51.7–54.0 | 51.4–54.9 |
|---|
| Snout to pelvic-fin origin | 46.4 | 43.9–48.6 | 45.6–48.8 |
|---|
| Snout to anal-fin origin | 63.2 | 60.7–65.6 | 58.7–65.7 |
|---|
| Caudal peduncle depth | 11.8 | 7.3–10.2 | 9.2–11.0 |
|---|
| Caudal peduncle length | 10.5 | 13.9–16.2 | 13.4–15.2 |
|---|
| Pectoral-fin length | 21.3 | 20.0–23.3 | 21.3–22.1 |
|---|
| Pelvic-fin length | 17.7 | 16.2–18.3 | 15.3–18.4 |
|---|
| Dorsal-fin heigth | 25.6 | 22.2–28.0 | 26.5–28.1 |
|---|
| Anal-fin base length | - | 23.3–27.0 | 26.3–28.9 |
|---|
| Bony head length | 29.9 | 26.9–29.8 | 25.5–27.8 |
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| Percentages of HL |
|---|
| Horizontal eye diameter | 37.1 | 36.5–43.5 | 35.6–37.4 |
|---|
| Snout length | 29.1 | 21.0–26.6 | 20.7–23.1 |
|---|
| Least interorbital width | 41.9 | 31.1–34.4 | 30.8–34.4 |
|---|
| Upper jaw length | 18.7 | 34.7–40.6 | 31.9–36.8 |
|---|