Redescription and osteology of Hyphessobrycon compressus (Meek) (Teleostei: Characidae), type species of the genus
Author
Carvalho, Fernando R.
Universidade Estadual Paulista “ Júlio de Mesquita Filho ” (UNESP), Instituto de Biociências, Letras e Ciências Exatas, Departamento de Zoologia e Botânica, Laboratório de Ictiologia. Programa de Pós-Doutoramento da UNESP. Rua Cristóvão Colombo, 2265, Jardim Nazareth, 15054 - 000 São José do Rio Preto, SP, Brazil.
frcarvalho2004@yahoo.com.br
Author
Malabarba, Luiz R.
Universidade Federal do Rio Grande do Sul (UFRGS), Instituto de Biociências, Departamento de Zoologia, Laboratório de Ictiologia. Avenida Bento Gonçalves, 9500, Agronomia, 91501 - 970 Porto Alegre, RS, Brazil
malabarb@ufrgs.br
text
Neotropical Ichthyology
2015
2015-09-30
13
3
513
540
http://dx.doi.org/10.1590/1982-0224-20140173
journal article
314196
10.1590/1982-0224-20140173
16dd27c9-dc87-4ab6-a4b1-e3b0c78fb870
1982-0224
12718022
Table 1. Morphometric data for Hyphessobrycon compressus. H 1 = holotype of Hyphessobrycon compressus (FMNH 4641); H 2 = holotype of Hyphessobrycon compressus milleri (CAS 70115). N = number of specimens, SD = Standard Deviation. | H1 | H2 | Paratypes | Non-types |
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| N | Range | Mean | SD | N | Range | Mean | SD |
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| Standard length (mm) | 31.2 | 31.3 | 26 | 26.6-35.7 | 30.0 | - | 130 | 19.7-36.4 | 28.5 | - |
|---|
| Percents of Standard Length |
|---|
| Body depth | 39.0 | 41.0 | 26 | 36.2-40.7 | 38.7 | 1.2 | 130 | 29.0-41.6 | 35.2 | 2.8 |
|---|
| Head length | 28.6 | 28.4 | 26 | 26.6-30.4 | 28.1 | 0.8 | 130 | 25.9-31.1 | 27.9 | 0.9 |
|---|
| Head depth | 29.4 | 32.9 | 26 | 27.9-31.4 | 29.8 | 1.0 | 130 | 25.2-33.3 | 28.6 | 1.3 |
|---|
| Predorsal length | 58.0 | 56.8 | 26 | 53.4-59.5 | 55.8 | 1.4 | 130 | 51.6-60.0 | 54.7 | 1.4 |
|---|
| Prepelvic length | 47.1 | 49.0 | 26 | 45.7-50.2 | 47.6 | 1.2 | 130 | 44.0-51.3 | 47.1 | 1.3 |
|---|
| Pelvic fin to anal distance | 14.6 | 14.6 | 26 | 11.4-17.4 | 14.4 | 1.1 | 130 | 11.6-18.7 | 14.5 | 1.0 |
|---|
| Caudal peduncle depth | 10.3 | 10.6 | 23 | 9.2-10.8 | 10.0 | 0.5 | 130 | 8.0-11.2 | 9.4 | 0.6 |
|---|
| Dorsal-fin base length | 13.9 | 14.3 | 26 | 12.9-14.5 | 13.8 | 0.5 | 130 | 12.0-15.8 | 13.6 | 0.8 |
|---|
| Anal-fin base length | 33.9 | 31.8 | 25 | 29.0-35.7 | 32.8 | 1.4 | 130 | 29.0-37.1 | 33.1 | 1.4 |
|---|
| Pectoral-fin length | 22.5 | 20.7 | 25 | 19.0-23.1 | 21.3 | 1.1 | 130 | 17.6-24.1 | 21.3 | 1.4 |
|---|
| Pelvic-fin length | 19.7 | 20.7 | 25 | 18.6-22.8 | 20.8 | 1.0 | 129 | 17.0-22.7 | 19.7 | 1.4 |
|---|
| Dorsal-fin length | 29.5 | - | 19 | 22.0-32.8 | 29.9 | 2.2 | 117 | 24.4-34.0 | 30.0 | 1.7 |
|---|
| Anal-fin length | 19.1 | - | 19 | 20.1-25.5 | 22.7 | 1.5 | 122 | 19.9-28.0 | 23.4 | 1.8 |
|---|
| Caudal peduncle length | 12.8 | 14.8 | 23 | 12.3-14.8 | 13.3 | 0.6 | 130 | 11.2-16.0 | 13.0 | 0.9 |
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| Dorsal fin to adipose-fin distance | 34.3 | 32.6 | 26 | 31.7-36.6 | 34.6 | 1.2 | 129 | 30.1-37.9 | 34.5 | 1.3 |
|---|
| Eye to dorsal-fin origin | 43.1 | 41.4 | 26 | 33.4-43.4 | 41.3 | 2.0 | 130 | 36.4-45.6 | 39.7 | 1.5 |
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| Dorsal origin to caudal origin | 50.0 | 50.5 | 23 | 50.5-55.6 | 52.4 | 1.3 | 130 | 39.1-54.3 | 51.4 | 1.7 |
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| Percents of Head Length |
|---|
| Interorbital width | 26.2 | 31.3 | 26 | 26.4-30.0 | 28.0 | 0.9 | 130 | 25.6-35.6 | 28.9 | 1.5 |
|---|
| Snout length | 21.7 | 23.3 | 26 | 18.1-25.2 | 23.1 | 1.4 | 130 | 20.0-24.8 | 22.5 | 1.0 |
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| Orbital diameter | 42.1 | 37.2 | 22 | 37.9-44.8 | 40.1 | 2.0 | 127 | 38.3-46.4 | 42.9 | 1.8 |
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| Upper jaw length | 43.3 | 41.3 | 25 | 40.9-51.7 | 44.4 | 2.0 | 129 | 36.3-47.2 | 42.2 | 2.2 |
|---|