Published March 30, 2017
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Tab. 2 in Unexpectedly high diversity in a small basin: A taxonomic revision of Eurycheilichthys (Siluriformes: Loricariidae), with descriptions of seven new species
Authors/Creators
- 1. Laboratório de Sistemática de Vertebrados, Pontifícia Universidade Católica do Rio Grande do Sul (PUCRS), Av. Ipiranga 6681, Caixa Postal 1429, 90619 - 900 Porto Alegre, RS, Brazil
Description
Tab. 2. Descriptive morphometrics of Eurycheilichthys species. Values are given as percents of standard length or of head length. Hol = holotype. SD = standard deviation. Data in bold are distinguishing features among species.
| Character | E. luisae n=30 | E. paucidens n=23 | E. planus n=17 | E. vacariensis n=23 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hol | Low | High | Mean | Hol | Low | High | Mean | Hol | Low | High | Mean | Hol | Low | High | Mean | |
| Standard length (mm) | 42.5 | 37.1 | 47.7 | 41.2 | 61.8 | 37.0 | 61.8 | 49.1 | 49.3 | 41.4 | 56.6 | 46.9 | 47.6 | 32.9 | 47.6 | 40.0 |
| Percents of SL | ||||||||||||||||
| Head length | 35.6 | 33.4 | 38.3 | 36.3 | 30.4 | 29.4 | 37.5 | 33.3 | 32.6 | 31.1 | 35.8 | 33.2 | 33.6 | 30.5 | 37.8 | 34.6 |
| Predorsal length | 48.0 | 44.4 | 49.6 | 47.4 | 42.3 | 40.3 | 48.6 | 43.0 | 45.2 | 42.4 | 48.5 | 45.0 | 45.0 | 42.6 | 50.4 | 46.0 |
| Dorsal-fin spine length | 24.5 | 20.1 | 25.4 | 23.1 | 18.8 | 18.1 | 22.9 | 21.1 | 19.9 | 16.5 | 21.6 | 19.1 | 20.6 | 20.1 | 23.7 | 21.8 |
| First anal-fin ray length | 17.2 | 16.3 | 20.5 | 18.6 | 18.5 | 18.2 | 22.2 | 19.8 | 15.7 | 13.9 | 17.0 | 15.4 | 16.1 | 14.5 | 19.3 | 17.4 |
| Pectoral-fin spine length | 26.9 | 23.8 | 30.9 | 27.3 | 20.5 | 20.5 | 27.1 | 23.6 | 24.3 | 19.3 | 26.9 | 23.8 | 24.5 | 22.0 | 27.3 | 24.8 |
| First pelvic-fin ray length | 22.6 | 17.2 | 24.1 | 21.4 | 19.9 | 19.4 | 24.2 | 21.5 | 18.3 | 15.6 | 19.2 | 17.3 | 18.7 | 14.6 | 20.1 | 18.0 |
| Trunk length | 14.0 | 13.6 | 16.2 | 14.6 | 14.2 | 13.0 | 15.9 | 14.5 | 17.9 | 14.3 | 18.5 | 16.4 | 13.9 | 12.1 | 16.0 | 13.9 |
| Abdominal length | 23.9 | 21.6 | 26.3 | 23.6 | 26.4 | 21.7 | 26.4 | 24.1 | 23.4 | 19.9 | 24.3 | 22.2 | 22.5 | 19.5 | 24.0 | 22.1 |
| Cleithral width | 31.6 | 28.6 | 34.0 | 31.3 | 25.1 | 25.1 | 30.3 | 27.4 | 28.5 | 26.6 | 29.4 | 28.1 | 26.7 | 25.7 | 29.5 | 27.4 |
| Body depth at dorsal fin | 15.9 | 15.2 | 19.7 | 17.0 | 14.6 | 14.0 | 18.2 | 16.0 | 15.8 | 13.4 | 16.0 | 14.8 | 15.5 | 14.2 | 17.5 | 15.8 |
| Body width at anal fin | 13.4 | 13.2 | 15.4 | 14.2 | 12.5 | 11.6 | 14.5 | 12.6 | 13.3 | 12.5 | 14.6 | 13.2 | 13.2 | 11.2 | 16.2 | 13.2 |
| Caudal peduncle length | 32.9 | 23.6 | 32.9 | 28.9 | 34.1 | 27.2 | 36.8 | 32.3 | 32.4 | 28.2 | 35.7 | 30.9 | 33.3 | 25.9 | 33.7 | 30.1 |
| Caudal peduncle depth | 11.1 | 10.1 | 12.5 | 11.2 | 9.2 | 8.5 | 11.1 | 9.9 | 9.7 | 8.9 | 10.0 | 9.5 | 10.7 | 9.7 | 11.4 | 10.5 |
| Percents of HL | ||||||||||||||||
| Snout length | 52.1 | 49.7 | 56.2 | 52.5 | 55.0 | 51.2 | 59.4 | 54.2 | 53.9 | 48.1 | 54.8 | 52.1 | 54.9 | 50.9 | 58.9 | 53.4 |
| Orbital diameter | 14.4 | 12.1 | 14.5 | 13.4 | 10.3 | 9.3 | 12.4 | 10.6 | 14.0 | 12.4 | 14.9 | 13.8 | 13.9 | 12.5 | 16.9 | 14.3 |
| Interorbital width | 36.8 | 32.0 | 38.9 | 35.7 | 31.4 | 30.0 | 35.7 | 33.0 | 40.8 | 33.9 | 40.8 | 37.5 | 39.4 | 33.9 | 39.9 | 36.9 |
| Head depth | 48.6 | 42.8 | 48.6 | 45.8 | 43.1 | 40.3 | 47.2 | 43.8 | 46.5 | 41.6 | 46.9 | 44.1 | 47.5 | 44.7 | 53.8 | 48.1 |
| Left mandibular ramus | 12.6 | 11.1 | 14.7 | 13.0 | 9.1 | 7.0 | 10.8 | 9.2 | 12.3 | 9.8 | 15.9 | 12.3 | 14.2 | 10.2 | 15.6 | 12.2 |
Notes
Published as part of Reis, Roberto E., 2017, Unexpectedly high diversity in a small basin: A taxonomic revision of Eurycheilichthys (Siluriformes: Loricariidae), with descriptions of seven new species, pp. 17 in Neotropical Ichthyology 15 (1) on page 17, DOI: 10.1590/1982-0224-20160068, http://zenodo.org/record/20631692
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