A new species of the sandperch genus Parapercis from the western Indian Ocean (Perciformes: Pinguipedidae)
Author
Ho, Hsuan-Ching
National Museum of Marine Biology & Aquarium, Pintung, Taiwan & Institute of Marine Biodiversity & Evolutionary Biology, National Done Hwa University, Pingtung, Taiwan
Author
Heemstra, Phillip C.
South Africa Institute of Aquatic Biology, Grahamstown, South Africa
Author
Imamura, Hisashi
Laboratory of Marine Biology and Biodiversity, Faculty of Fisheries Sciences, Hokkaido University, Hakodate, Hokkaido, Japan Corresponding author. E-mail: ogcoho @ gmail. com
ogcoho@gmail.com
text
Zootaxa
2014
2014-05-27
3802
3
335
345
journal article
5592
10.11646/zootaxa.3802.3.3
3ddc7c1b-c631-4011-ae67-378db2584a2c
1175-5326
4915519
6EB5463E-BCEC-4A93-A0DE-0EB8AD9612B7
TABLE 1. Morphometric and meristic data of type series of P. albiventer sp. nov. and two closely similar species. | P. albiventer sp. nov. | | P. xanthozona | P. stricticeps |
|---|
| Holotype | Type series | | Holotype Non-types | Holotype | Non-types |
|---|
| Standard length (mm) | 143.2 | 124.2–168.2 (n=9) | | 140.4 | 102.7–136.7 (n=5) | 153.3 | 114.2–159.1 (n=4) |
|---|
| Morphometrics (% SL) | | Mean (Range) | SD | | Mean (Range) | | Mean (Range) |
|---|
| Head length | 30.8 | 29.8 (29.3–30.8) | 0.5 | 30.0 | 29.4 (28.1–31.3) | 29.5 | 31.2 (30.1–32.6) |
|---|
| Body depth | 13.6 | 14.1 (12.7–15.7) | 1.2 | - | 16.5 (15.3–19.3) | - | 15.1 (13.6–15.7) |
|---|
| Body width | 17.2 | 17.8 (17.1–18.8) | 0.6 | 17.3 | 17.8 (16.6–19.5) | 19.3 | 18.7 (18.2–19.4) |
|---|
| Snout length | 10.8 | 10.0 (9.0–10.8) | 0.5 | 11.0 | 10.9 (9.7–11.6) | 9.8 | 11.2 (10.1–12.2) |
|---|
| Orbital diameter | 6.1 | 5.9 (5.0–6.7) | 0.5 | 6.5 | 6.2 (6.0–6.5) | 5.9 | 6.4 (5.9–6.9) |
|---|
| Interorbital width | 3.0 | 2.8 (2.3–3.1) | 0.3 | - | 2.9 (2.4–3.3) | - | 2.7 (2.6–2.8) |
|---|
| Upper-jaw length | 12.1 | 11.7 (11.0–12.5) | 0.5 | 12.2 | 11.0 (10.6–11.7) | 11.4 | 12.1 (11.6–12.9) |
|---|
| Predorsal length | 32.5 | 32.3 (30.5–33.4) | 0.9 | 32.7 | 31.6 (31.1–32.3) | 30.8 | 32.3 (30.8–34.4) |
|---|
| Prepelvic length | 26.7 | 26.2 (24.1–27.7) | 1.2 | - | 26.0 (24.4–28.3) | - | 30.1 (28.3–31.9) |
|---|
| Preanal length | 50.0 | 49.9 (48.6–51.3) | 0.8 | 47.7 | 48.1 (46.2–49.4) | 51.1 | 50.4 (48.9–52.1) |
|---|
| Dorsal-fin base | 60.7 | 60.7 (59.7–62.0) | 0.7 | 62.7 | 62.1 (60.3–63.7) | 60.2 | 61.0 (58.3–62.4) |
|---|
| 1st dorsal-fin spine | 1.7 | 2.2 (1.5–2.7) | 0.4 | 3.8 | 2.9 (1.7–4.2) | - | 2.5 (1.9–2.7) |
|---|
| 2nd dorsal-fin spine | 3.3 | 3.6 (3.0–4.5) | 0.5 | - | 4.1 (2.8–5.5) | - | 4.1 (3.4–4.3) |
|---|
| 3rd dorsal-fin spine | 5.0 | 5.1 (4.6–5.6) | 0.3 | 7.1 | 6.3 (5.7–7.0) | 5.0 | 5.8 (5.4–6.2) |
|---|
| 4th dorsal-fin spine | 4.8 | 5.6 (4.8–6.3) | 0.4 | 6.2 | 6.8 (6.2–7.8) | - | 6.2 (5.6–6.7) |
|---|
| 5th dorsal-fin spine | 3.2 | 3.6 (3.1–4.4) | 0.5 | - | 3.7 (3.4–4.6) | - | 3.5 (3.1–4.0) |
|---|
| Longest dorsal-fin ray | 9.9 | 10.6 (9.2–12.2) | 1.1 | - | 11.4 (9.2–13.4) | - | 10.1 (8.9–12.0) |
|---|
| Anal-fin base | 42.9 | 42.5 (40.7–43.6) | 0.8 | - | 44.3 (43.9–44.7) | 42.1 | 42.5(41.3–43.7) |
|---|
| Anal-fin spine | 3.7 | 4.0 (3.6–4.4) | 0.3 | 4.3 | 4.6 (3.9–5.0) | - | 4.0 (3.9–4.5) |
|---|
| Longest anal-fin ray | 10.5 | 10.7 (9.7–11.5) | 0.5 | - | 10.8 (9.7–12.8) | - | 10.6 (10.3–10.9) |
|---|
| Pectoral-fin length | 18.5 | 18.1 (17.3–18.7) | 0.5 | 17.1 | 18.4 (18.0–18.8) | - | 18.4 (16.9–20.1) |
|---|
| Pelvic-fin length | 20.2 | 20.1 (17.8–23.0) | 1.5 | 19.4 | 21.3 (20.1–22.7) | - | 21.7 (20.5–22.3) |
|---|
| Pelvic-fin spine | 5.9 | 6.5 (5.3–8.6) | 1.1 | 7.3 | 6.8 (5.8–7.0) | - | 6.9 (6.3–7.9) |
|---|
| Caudal-fin length | 17.2 | 17.9 (16.5–20.0) | 1.2 | 18.9 | 17.9 (17.2–18.5) | - | 17.6 (16.1–18.7) |
|---|
| Caudal-peduncle length | 8.4 | 8.4 (7.2–9.0) | 0.6 | 9.6 | 9.0 (7.7–10.4) | 8.5 | 8.6 (7.7–9.7) |
|---|
| Caudal-peduncle depth | 8.9 | 8.6 (8.0–8.9) | 0.4 | 8.8 | 8.9 (8.5–9.3) | 8.9 | 8.6 (8.3–8.7) |
|---|
| Meristics | | (n=12) | | | (n=12) | | (n=4) |
|---|
| Dorsal-fin rays | V, 21 | V, 21 | | V,21 | V,21 | V,21 | V, 21 |
|---|
| Anal-fin rays | I,17 | I, 17 | | I, 17 | I, 17 | 17 (spine | I, 17 |
|---|
| Pectoral-fin rays | 17 | 16–17 | | 17 | 17 | missing) 16 | 16–18 |
|---|
| Pored lateral-line scales | 59 | 55–59 | | 59 | 57–60 | 59 | 57–58 |
|---|
| Pre-dorsal scales | 9 | 9–10 | | | 10–12 | 13 or 14 | 12–13 |
|---|
| Transverse scale rows | 6.5/19 | 5.5–6.5/17–21 | | 6.5/- | 6.5/17 | - | 6.5/18–19 |
|---|
| Circumpeduncular scales rows | 29 | 29–30 | | | 30 | - | 30 |
|---|
| Pseudobranchial filaments | 24 | 20–28 | | | 18–22 | - | 15–23 |
|---|
| Gill rakers | 6+12 | 5-7+10-12=15-19 | | 8+11 | 6-7+11-12=17-19 | - | 7-8+10-12=17-20 |
|---|
| Vertebrae | 10+20 | 10+20 | | 10+20 | 10+20 | - | 10+20 |
|---|