An appraisal of the phylogenetic relationships of Hypoptopomatini cascudinhos with description of two new genera and three new species (Siluriformes: Loricariidae)
Author
Delapieve, Maria Laura S.
PUCRS, Laboratório de Sistemática de Vertebrados, Av. Ipiranga, 6681, 90619 - 900 Porto Alegre, RS, Brazil.
laura.delapieve@gmail.com
Author
A., Pablo Lehmann
Laboratório de Ictiologia, Universidade do Vale do Rio dos Sinos. Av. Unisinos, 950, 93022 - 000 São Leopoldo, RS, Brazil.
pablole@unisinos.br
Author
Reis, Roberto E.
PUCRS, Laboratório de Sistemática de Vertebrados, Av. Ipiranga, 6681, 90619 - 900 Porto Alegre, RS, Brazil.
reis@pucrs.br
text
Neotropical Ichthyology
2017
2017-12-21
15
4
e 170079
1
38
http://dx.doi.org/10.1590/1982-0224-20170079
journal article
310390
10.1590/1982-0224-20170079
5bde94f0-a82c-4d20-938f-a77cee0811aa
1982-0224
15642912
Tab. 3. Morphometrics of holotype (H) and paratypes (n=14) of Leptotocinclus madeirae as percents of standard length or head length. SD = standard deviation.| Measurements | Range |
|---|
| H | Min Max | Mean | SD |
|---|
| Standard length | 30.4 | 22.2 | 30.6 | 25.8 | - |
|---|
| Percent of Standard length | | | |
|---|
| Head length | 37.1 | 35.5 | 38.6 | 37.2 | 0.9 |
|---|
| Predorsal length | 49.1 | 46.0 | 49.5 | 48.3 | 1.0 |
|---|
| Postdorsal length | 40.6 | 40.0 | 42.9 | 41.4 | 1.0 |
|---|
| Prepectoral length | 29.0 | 28.4 | 30.9 | 29.9 | 0.8 |
|---|
| Prepelvic length | 42.8 | 41.7 | 45.2 | 43.3 | 0.8 |
|---|
| Preanal length | 66.3 | 63.7 | 66.3 | 65.0 | 0.8 |
|---|
| Cleithral width | 24.8 | 23.2 | 25.8 | 24.7 | 0.7 |
|---|
| Pectoral-pelvic fins distance | 14.4 | 13.1 | 15.4 | 14.4 | 0.6 |
|---|
| Pelvic-anal fins distance | 25.3 | 22.5 | 25.3 | 24.1 | 0.9 |
|---|
| Dorsal-fin spine length | 26.5 | 24.7 | 27.9 | 26.4 | 0.8 |
|---|
| Dorsal-fin base length | 12.9 | 11.6 | 14.6 | 12.7 | 0.8 |
|---|
| Pectoral-fin spine length | 25.1 | 23.2 | 26.8 | 25.3 | 1.0 |
|---|
| First pelvic-fin unbranched ray length | 16.0 | 15.4 | 17.4 | 16.3 | 0.6 |
|---|
| First anal-fin unbranched ray length | 14.7 | 14.3 | 16.1 | 15.0 | 0.6 |
|---|
| Caudal-peduncle length | 34.4 | 34.4 | 37.9 | 36.2 | 0.9 |
|---|
| Caudal-peduncle depth | 7.2 | 6.1 | 7.6 | 6.9 | 0.5 |
|---|
| Caudal-peduncle width | 6.9 | 4.6 | 7.2 | 6.2 | 0.8 |
|---|
| Body depth at dorsal-fin origin | 14.2 | 12.6 | 15.3 | 14.1 | 0.7 |
|---|
| Percent of Head length |
|---|
| Head depth | 38.5 | 37.6 | 40.3 | 38.9 | 0.9 |
|---|
| Head width | 64.3 | 61.6 | 65.4 | 63.7 | 1.3 |
|---|
| Snout-opercle distance | 80.2 | 80.2 | 86.9 | 83.0 | 1.9 |
|---|
| Snout length | 55.7 | 53.5 | 56.6 | 55.3 | 0.9 |
|---|
| Orbital diameter | 16.9 | 16.4 | 19.5 | 18.0 | 0.8 |
|---|
| Interorbital distance | 55.2 | 50.8 | 56.3 | 54.1 | 1.6 |
|---|
| Internareal width | 24.4 | 23.5 | 25.2 | 24.1 | 0.5 |
|---|
| Naris diameter | 8.3 | 6.4 | 8.7 | 7.7 | 0.8 |
|---|
| Prenasal length | 46.3 | 44.4 | 47.3 | 45.7 | 0.8 |
|---|
| Suborbital depth | 10.0 | 7.3 | 10.0 | 8.7 | 0.9 |
|---|