A new species of Bryconamericus (Characidae: Stevardiinae: Diapomini) from the upper rio Paraná basin, Brazil
Author
Jerep, Fernando C.
Museu de Zoologia, Departamento de Biologia Animal e Vegetal, Centro de Ciências Biológicas, Universidade Estadual de Londrina, 86057 - 970 Londrina, PR, Brazil
fjerep@gmail.com
Author
Shibatta, Oscar A.
Museu de Zoologia, Departamento de Biologia Animal e Vegetal, Centro de Ciências Biológicas, Universidade Estadual de Londrina, 86057 - 970 Londrina, PR, Brazil
oscar.shibatta@gmail.com
text
Neotropical Ichthyology
2017
2017-09-28
15
3
e 170028
1
13
http://dx.doi.org/10.1590/1982-0224-20170028
journal article
315097
10.1590/1982-0224-20170028
5ecf0b3a-8f34-4340-8f85-f2322a5526da
1982-0224
20028126
Tab. 1. Morphometric data for holotype and 29 paratypes of Bryconamericus coeruleus. Minimum (Min) and maximum (Max) variations include values of the holotype. SD = standard deviation. | Holotype | Min | Max | Mean | SD | N |
|---|
| Standard length | 65.5 | 40.6 | 71.3 | 59.5 | 29 |
|---|
| Percentage of Standard Length |
|---|
| Depth at dorsal-fin origin | 36.0 | 31.6 | 37.9 | 35.5 | 1.5 | 29 |
|---|
| Snout to dorsal-fin origin | 52.7 | 51.3 | 54.8 | 53.1 | 0.9 | 29 |
|---|
| Snout to pectoral-fin origin | 23.3 | 23.3 | 27.1 | 24.6 | 0.8 | 29 |
|---|
| Snout to pelvic-fin origin | 45.3 | 44.9 | 48.1 | 46.6 | 0.9 | 29 |
|---|
| Snout to anal-fin origin | 61.5 | 59.5 | 65.7 | 63.0 | 1.5 | 29 |
|---|
| Caudal peduncle depth | 12.2 | 10.6 | 12.2 | 11.4 | 0.5 | 29 |
|---|
| Caudal peduncle length | 14.1 | 12.3 | 15.2 | 13.4 | 0.8 | 29 |
|---|
| Pectoral-fin length | 21.8 | 20.6 | 24.4 | 22.5 | 0.9 | 29 |
|---|
| Pelvic-fin length | 17.4 | 13.7 | 18.3 | 16.5 | 0.9 | 29 |
|---|
| Pelvic-fin insertion to anal-fin origin | 17.3 | 14.9 | 18.8 | 17.3 | 0.9 | 29 |
|---|
| Dorsal-fin origin to anal-fin origin | 35.6 | 31.1 | 38.4 | 35.0 | 1.7 | 29 |
|---|
| Dorsal-fin origin to pelvic-fin insertion | 35.4 | 31.1 | 36.8 | 34.1 | 1.6 | 29 |
|---|
| Dorsal-fin origin to pectoral-fin insertion | 39.5 | 36.7 | 41.9 | 39.6 | 1.2 | 29 |
|---|
| Dorsal-fin length | 26.5 | 22.9 | 28.1 | 25.7 | 1.1 | 27 |
|---|
| Dorsal-fin base length | 12.9 | 12.2 | 14.5 | 13.0 | 0.6 | 29 |
|---|
| Anal-fin length | 20.1 | 17.3 | 20.8 | 19.2 | 1.0 | 29 |
|---|
| Anal-fin base length | 28.8 | 24.8 | 30.1 | 27.9 | 1.3 | 29 |
|---|
| Eye to dorsal-fin origin | 40.1 | 37.6 | 41.3 | 39.7 | 1.0 | 29 |
|---|
| Dorsal-fin origin to caudal-fin base | 53.1 | 50.4 | 55.2 | 52.6 | 1.2 | 29 |
|---|
| Head length | 23.9 | 23.9 | 26.7 | 25.3 | 0.5 | 29 |
|---|
| Percentage of Head Length |
|---|
| Horizontal eye diameter | 38.4 | 32.4 | 41.8 | 36.2 | 2.1 | 29 |
|---|
| Snout length | 29.3 | 26.6 | 31.7 | 29.4 | 0.9 | 29 |
|---|
| Interorbital width | 31.5 | 29.5 | 40.5 | 31.6 | 2.2 | 29 |
|---|
| Upper jaw length | 38.9 | 34.6 | 42.3 | 38.7 | 1.7 | 29 |
|---|