Table 1.
Morphological data and habitat types of the genus Oreonectes. Data of O.damingshanensis is from the original description (Yu et al. 2023).
| O.andongensis sp. nov. | O.damingshanensis | O.guananensis | O.guilinensis | O.luochengensis | O.platycephalus | O.polystigmus | |
|---|---|---|---|---|---|---|---|
| Range (Mean ± SD) | Range (Mean ± SD) | Range (Mean ± SD) | Range (Mean ± SD) | Range (Mean ± SD) | Range (Mean ± SD) | Range (Mean ± SD) | |
| TL (mm) | 45.9–74.9 (57.1 ± 9.9) | 63.7–98.9 (78.8 ± 8.8) | 62.9–90.2 (75.7 ± 10.5) | 63.2–89.7 (80.4 ± 7.6) | 77.2–92.1 (84.2 ± 4.8) | 49.6–82.5 (65.2 ± 11.7) | 41.8–67.8 (52.2 ± 8.0) |
| SL (mm) | 36.5–60.2 (46.2 ± 8.4) | 52.5–81.8 (64.9 ± 7.3) | 51.0–71.5 (60.9 ± 8.3) | 52.0–73.5 (65.9 ± 6.1) | 62.2–74.7 (68.1 ± 4.3) | 38.7–64.2 (51.2 ± 9.3) | 33.7–54.7 (42.5 ± 6.7) |
| Percentage of SL (%) | |||||||
| BD | 15.7–17.9 (16.7 ± 0.7) | 14.2–18.1 (15.5 ± 1.3) | 16.2–19.6 (17.6 ± 1.3) | 16.7–18.5 (18.0 ± 0.5) | 16.0–18.3 (17.3 ± 0.7) | 14.8–19.3 (17.2 ± 1.4) | 12.5–19.5 (16.3 ± 2.2) |
| BW | 11.5–15.2 (12.7 ± 1.0) | 10.4–12.5 (11.3 ± 0.6) | 9.5–13.1 (11.3 ± 1.3) | 12.7–14.8 (13.9 ± 0.6) | 9.8–12.1 (10.8 ± 0.8) | 9.5–11.5 (10.5 ± 0.5) | 7.4–11.8 (8.7 ± 1.2) |
| HW | 14.7–17.2 (15.7 ± 0.7) | 14.4–17.8 (16.1 ± 1.0) | 14.8–16.9 (15.9 ± 0.7) | 15.4–19.0 (17.0 ± 1.1) | 13.7–16.9 (14.9 ± 0.9) | 14.6–17.5 (15.7 ± 0.8) | 13.7–17.5 (15.5 ± 1.2) |
| HD | 11.4–12.8 (12.1 ± 0.5) | 10.8–12.9 (12.0 ± 0.7) | 10.9–11.9 (11.4 ± 0.4) | 12.0–15.2 (13.3 ± 1.0) | 10.0–12.4 (11.1 ± 0.7) | 10.3–13.5 (11.3 ± 0.9) | 11.1–13.1 (12.1 ± 0.7) |
| HL | 21.1–24.5 (22.3 ± 0.9) | 20.2–23.0 (21.7 ± 0.9) | 21.8–23.2 (22.6 ± 0.5) | 20.3–24.2 (21.7 ± 1.1) | 20.7–24.2 (22.4 ± 1.0) | 20.8–25.4 (22.8 ± 1.4) | 22.3–24.5 (23.6 ± 0.6) |
| PDL | 57.7–62.4 (60.0 ± 1.7) | 59.5–62.4 (60.7 ± 0.8) | 57.2–59.5 (58.4 ± 0.8) | 57.4–60.4 (58.9 ± 0.9) | 58.0–63.3 (60.0 ± 1.5) | 60.0–64.7 (62.0 ± 1.9) | 59.2–63.9 (60.9 ± 1.6) |
| DFL | 16.8–19.2 (18.1 ± 0.7) | 17.2–21.7 (18.9 ± 1.2) | 17.6–18.6 (18.0 ± 0.3) | 16.6–19.0 (17.4 ± 0.8) | 16.9–19.2 (18.2 ± 0.7) | 15.7–21.1 (19.4 ± 1.6) | 16.8–19.8 (18.1 ± 1.0) |
| DFBL | 8.9–11.6 (10.4 ± 0.8) | 9.0–11.3 (10.3 ± 0.7) | 9.5–11.0 (10.1 ± 0.6) | 7.2–10.4 (8.8 ± 0.9) | 6.6–7.3 (7.0 ± 0.3) | 9.4–11.1 (10.1 ± 0.5) | 8.9–12.1 (10.0 ± 1.0) |
| PPL | 19.4–23.7 (21.2 ± 1.2) | 19.1–22.7 (21.4 ± 1.0) | 21.4–23.0 (22.0 ± 0.5) | 16.9–20.4 (19.1 ± 1.2) | 19.0–21.8 (20.3 ± 0.7) | 18.1–22.4 (21.1 ± 1.6) | 19.2–25.2 (22.0 ± 1.6) |
| PFL | 15.1–18.9 (16.7 ± 1.0) | 15.5–18.7 (16.9 ± 1.1) | 14.5–17.1 (16.1 ± 0.9) | 14.2–16.0 (15.3 ± 0.6) | 15.3–18.5 (17.1 ± 1.0) | 15.1–22.1 (19.3 ± 1.8) | 13.5–19.4 (15.6 ± 1.7) |
| PFBL | 3.2–4.3 (3.9 ± 0.3) | 3.6–4.5 (4.0 ± 0.3) | 3.4–4.5 (3.9 ± 0.4) | 3.1–4.5 (3.9 ± 0.5) | 4.0–5.6 (4.6 ± 0.5) | 3.9–5.2 (4.5 ± 0.6) | 2.7–4.5 (3.9 ± 0.5) |
| PVL | 54.3–58.2 (56.1 ± 1.4) | 48.6–52.2 (50.6 ± 1.0) | 55.4–57.4 (56.5 ± 0.9) | 53.8–55.8 (55.1 ± 0.8) | 55.3–60.3 (56.3 ± 2.1) | 52.2–56.4 (54.4 ± 1.7) | 53.4–57.1 (55.1 ± 1.2) |
| VFL | 11.1–13.6 (12.5 ± 0.8) | 14.7–17.2 (15.8 ± 0.9) | 14.5–17.1 (16.1 ± 0.9) | 10.9–12.5 (11.8 ± 0.6) | 11.9–14.7 (13.4 ± 0.9) | 15.5–22.1 (19.3 ± 1.8) | 12.1–15.7 (13.6 ± 1.2) |
| VFBL | 3.0–4.0 (3.5 ± 0.4) | 3.2–4.3 (3.8 ± 0.3) | 3.0–4.2 (3.6 ± 0.4) | 2.6–3.5 (3.2 ± 0.3) | 3.1–3.9 (3.3 ± 0.2) | 3.8–5.4 (4.5 ± 0.6) | 2.7–4.0 (3.2 ± 0.4) |
| PAL | 78.6–82.6 (80.0 ± 1.1) | 74.6–77.9 (75.6 ± 1.0) | 77.3–81.6 (80.6 ± 1.5) | 78.4–81.2 (79.6 ± 0.9) | 80.1–83.0 (81.3 ± 1.0) | 77.6–80.5 (79.1 ± 1.0) | 76.7–81.7 (79.9 ± 1.4) |
| AFL | 14.3–17.7 (15.7 ± 1.1) | 16.1–18.1 (16.9 ± 0.6) | 14.2–16.1 (15.0 ± 0.6) | 14.3–15.6 (14.6 ± 0.6) | 14.0–16.8 (15.6 ± 0.8) | 14.4–19.2 (17.8 ± 1.5) | 14.9–17.2 (16.1 ± 1.0) |
| AFBL | 6.8–8.1 (7.4 ± 0.5) | 7.3–9.4 (8.4 ± 0.6) | 6.7–7.5 (7.1 ± 0.3) | 5.9–7.6 (6.8 ± 0.5) | 6.6–7.3 (7.0 ± 0.3) | 7.5–9.0 (8.1 ± 0.5) | 7.1–11.0 (8.4 ± 1.2) |
| PANL | 72.2–77.4 (74.1 ± 1.6) | 78.6–82.8 (80.1 ± 1.2) | 73.3–76.6 (74.6 ± 1.2) | 71.7–74.2 (73.5 ± 0.9) | 72.0–78.6 (74.1 ± 2.0) | 71.2–76.1 (73.5 ± 1.6) | 68.5–76.2 (73.8 ± 2.4) |
| CPL | 11.2–15.5 (13.1 ± 1.3) | 14.3–17.8 (15.7 ± 1.0) | 11.5–13.4 (12.4 ± 0.6) | 11.6–14.1 (12.2 ± 0.8) | 10.1–12.5 (11.0 ± 0.8) | 11.0–14.5 (12.6 ± 1.0) | 10.2–14.3 (11.5 ± 1.2) |
| CPD | 9.7–11.7 (10.6 ± 0.8) | 10.0–11.6 (10.8 ± 0.5) | 10.1–11.3 (10.8 ± 0.4) | 9.5–11.3 (10.2 ± 0.6) | 9.8–12.0 (10.7 ± 0.8) | 12.2–14.8 (13.0 ± 0.9) | 8.5–13.4 (10.9 ± 1.5) |
| Percentage of HL (%) | |||||||
| ED | 13.6–19.5 (15.9 ± 1.7) | 11.2–15.2 (12.4 ± 1.2) | 10.4–14.9 (12.9 ± 1.7) | 9.2–13.5 (10.9 ± 1.3) | 9.0–14.2 (11.9 ± 1.6) | 11.1–19.7 (15.1 ± 2.3) | 12.5–16.8 (14.7 ± 1.7) |
| IW | 41.8–47.3 (43.9 ± 1.7) | 34.6–44.6 (41.3 ± 2.5) | 42.3–47.9 (44.9 ± 2.1) | 44.1–51.9 (48.1 ± 2.7) | 39.9–45.2 (42.2 ± 2.1) | 41.1–49.9 (46.1 ± 2.5) | 34.5–45.6 (40.3 ± 3.2) |
| STL | 30.2–34.7 (32.8 ± 1.6) | 37.7–43.3 (40.7 ± 1.8) | 31.2–40.2 (36.0 ± 3.3) | 30.3–40.5 (35.1 ± 3.3) | 33.5–40.5 (36.4 ± 2.0) | 34.4–40.9 (37.3 ± 2.4) | 31.2–37.9 (34.0 ± 2.0) |
| DAN | 29.6–36.4 (33.0 ± 2.2) | 23.6–39.2 (29.7 ± 3.9) | 30.6–36.5 (34.1 ± 1.9) | 29.1–35.6 (32.5 ± 2.3) | 31.4–35.1 (32.8 ± 1.4) | 31.6–38.0 (35.0 ± 2.6) | 26.4–37.1 (30.4 ± 2.9) |
| DPN | 34.0–39.1 (37.2 ± 1.8) | 33.8–38.9 (36.5 ± 1.5) | 34.5–40.5 (37.7 ± 1.9) | 34.0–37.8 (36.0 ± 1.3) | 33.8–38.2 (36.0 ± 1.7) | 37.6–42.8 (39.3 ± 1.6) | 34.3–41.6 (36.7 ± 2.3) |
| DAPN | 8.0–11.1 (9.6 ± 0.9) | 6.3–10.6 (7.7 ± 1.3) | 8.2–13.2 (10.6 ± 2.0) | 7.5–11.9 (10.5 ± 1.4) | 8.0–13.0 (9.9 ± 1.7) | 10.1–12.3 (11.0 ± 0.7) | 8.1–12.4 (10.3 ± 1.6) |
| MBL | 43.3–55.9 (48.0 ± 4.4) | 36.4–50.8 (43.3 ± 4.7) | 52.9–61.7 (56.1 ± 2.7) | 37.3–55.4 (45.5 ± 5.3) | 41.5–55.6 (46.0 ± 4.5) | 38.3–56.3 (48.7 ± 5.3) | 33.9–55.9 (45.5 ± 8.0) |
| OSBL | 50.0–69.6 (59.4 ± 6.6) | 47.4–58.7 (54.4 ± 4.4) | 64.8–71.6 (68.8 ± 2.6) | 41.3–52.5 (48.2 ± 5.6) | 43.9–60.7 (51.5 ± 6.4) | 47.2–66.5 (57.4 ± 5.8) | 39.2–61.4 (53.9 ± 7.1) |
| ISBL | 25.5–48.5 (38.2 ± 8.6) | 25.6–37.4 (33.1 ± 3.4) | 30.6–51.5 (42.1 ± 6.4) | 28.8–36.9 (33.1 ± 2.9) | 28.7–40.8 (33.1 ± 4.6) | 35.9–40.6 (37.8 ± 2.6) | 21.1–47.9 (33.1 ± 7.4) |
| Percentage of CPL (%) | |||||||
| CPD | 67.2–98.7 (81.6 ± 8.9) | 63.4–78.0 (68.7 ± 5.1) | 75.1–97.5 (87.7 ± 6.8) | 74.7–90.6 (83.3 ± 4.6) | 95.2–118.2 (98.5 ± 10.1) | 95.0–125.0 (103.4 ± 10.2) | 73.8–131.0 (96.7 ± 20.5) |
| Habitat types | Small pools on surface where groundwater overflowed | Karst cave under mountain | Water outlet of underground karst cave | Open stream | Water of underground karst cave | Surface stream | Underground karst cave |