Gymnothorax poikilospilus, a new moray eel (Teleostei: Anguilliformes: Muraenidae) from Penghu Islands, western Taiwan
Author
Huang, Wen-Chien
Doctoral Degree Program in Marine Biotechnology, National Sun Yat-sen University, Kaohsiung, Taiwan & Doctoral Degree Program in Marine Biotechnology, Academia Sinica, Taipei, Taiwan
Author
Loh, Kar-Hoe
Institute of Ocean and Earth Sciences, Universiti Malaya, Kuala Lumpur, Malaysia
Author
Chen, Hong-Ming
Department of Aquaculture, National Taiwan Ocean University, Keelung, Taiwan & Center of Excellence for the Oceans, National Taiwan Ocean University, Keelung, Taiwan
text
Zootaxa
2022
2022-09-23
5189
1
87
102
journal article
154685
10.11646/zootaxa.5189.1.11
ecbfe64e-645f-4f3b-83c4-79ad254befc3
1175-5326
7119280
8194DEE3-33DA-41D3-B602-1992DDCAD4E3
TABLE 1. Morphometric measurements and meristic counts of Enchelycore schismatorhynchus, Gymnothorax poikilospilus sp. nov., G. monochrous, and G. pseudothyrsoideus. The means of morphometric values and number of vertebrae are given in parentheses. | Gymnothorax poikilospilus sp. nov. | Enchelycore schismatorhynchus | Gymnothorax monochrous | Gymnothorax pseudothyrsoideus |
|---|
| holotype | paratype | | | |
|---|
| TOU-AE 0645 | TOU-AE 5112 | n = 4 | n = 7 | n = 5 |
|---|
| TL (mm) | 768 | 868+ | 510–949 | 557–891 | 400–876 |
|---|
| As % of TL |
|---|
| Tail length | 50.3 | - | 49.0–50.4 (49.6) | 50.1–52.6 (51.2) | 46.8–51.0 (49.1) |
|---|
| Preanal length | 49.7 | - | 49.6–51.0 (50.4) | 47.4–49.9 (48.8) | 49.0–53.2 (50.9) |
|---|
| Trunk length | 34.8 | - | 35.9–37.9 (37.1) | 34.4–37.2 (35.7) | 34.0–37.8 (36.2) |
|---|
| Head length | 14.5 | - | 13.1–13.9 (13.4) | 12.0–14.3 (13.2) | 13.8–15.3 (14.5) |
|---|
| Body depth at gill opening | 8.3 | - | 5.5–8.1 (6.3) | 6.4–11.4 (8.1) | 6.6–10.1 (8.6) |
|---|
| Body depth at anus | 7.2 | - | 5.2–5.4 (5.3) | 5.4–7.7 (6.3) | 6.1–7.3 (6.7) |
|---|
| As % of HL |
|---|
| Predorsal length | 60.0 | 58.0 | 64.8–72.9 (69.6) | 57.3–68.6 (62.3) | 59.3–67.9 (63.7) |
|---|
| Length of upper jaw | 46.3 | 47.8 | 48.4–51.6 (49.4) | 37.8–48.7 (42.4) | 37.7–43.6 (41.2) |
|---|
| Length of lower jaw | 46.8 | 47.7 | 47.4–50.8 (49.0) | 36.9–47.8 (41.6) | 37.7–42.6 (40.7) |
|---|
| Snout length | 17.9 | 18.5 | 19.1–21.0 (20.2) | 17.7–21.4 (19.6) | 17.3–18.6 (17.6) |
|---|
| Interorbital width | 11.1 | 11.7 | 8.9–10.4 (9.6) | 11.8–13.3 (12.4) | 12.7–14.0 (13.4) |
|---|
| Eye diameter | 8.7 | 8.3 | 7.6–9.4 (8.6) | 7.5–8.3 (7.8) | 8.5–10.0 (9.2) |
|---|
| Teeth |
|---|
| Peripheral intermaxillary | 6 | 6–9 | 6 | 6–7 | 6–7 |
|---|
| Median intermaxillary | 3 | 3 | 3–4 | 2–3 | 3 |
|---|
| Maxillary | 18–19 | 20 | 15–31 | 12–18 | 11–17 |
|---|
| Vomerine | 5 | 0 | 5–11 | 6–12 | 5–7 |
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| Dentary | 27 | 30–31 | 28–44 | 16–25 | 19–24 |
|---|
| Vertebrae |
|---|
| Predorsal | 4 | 4 | 5–6 (5) | 4–5 (4) | 4–5 (5) |
|---|
| Preanal | 57 | 59 | 61–63 (62) | 56–61 (58) | 55–60 (57) |
|---|
| Total | 141 | 137+ | 137–140 (138) | 130–138 (136) | 130–135 (132) |
|---|