Published December 30, 2025
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TABLE 1 in New records of two flap-headed gobies of genus Callogobius (Gobiiformes: Gobiidae) from Taiwan with an updated artificial key of Taiwanese congeners
Authors/Creators
- 1. Institute of Marine Biology, National Taiwan Ocean University, Keelung, 202301, Taiwan, R. O. C.
- 2. Institute of Marine Biology, National Taiwan Ocean University, Keelung, 202301, Taiwan, R. O. C. & Center for Excellence of the Oceans, National Taiwan Ocean University, Keelung, 202301, Taiwan, R. O. C.
Description
TABLE 1. Morphometric measurements of the two Callogobius species newly recorded in this study. All values were rounded to the second decimal.
| Species | Callogobius shunkan | Callogobius stellatus | ||
|---|---|---|---|---|
| Sex | ♂ | ♀ | ♂ | ♀ |
| n | 23 | 20 | 1 | 1 |
| SL (mm) | 19.41–48.84 | 22.31–43.79 | 27.39 | 28.52 |
| Percent in standard length (%) | ||||
| Head length | 29.01–33.18 (30.95) | 29.22–35.08 (31.91) | 26.63 | 27.37 |
| Predorsal length | 30.72–42.48 (38.10) | 36.93–42.46 (39.92) | 35.37 | 35.21 |
| Snout to 2nd dorsal origin | 41.66–64.88 (57.51) | 57.04–63.07 (59.60) | 57.29 | 57.64 |
| Snout to anus | 53.82–63.77 (57.11) | 50.53–63.65 (58.33) | 59.24 | 59.76 |
| Snout to anal fin origin | 58.68–66.05 (61.69) | 57.47–69.13 (63.23) | 65.53 | 64.00 |
| Prepelvic length | 28.56–35.74 (31.32) | 27.36–35.20 (32.16) | 28.34 | 29.19 |
| Caudal peduncle length | 23.04–31.61 (26.75) | 22.13–30.13 (25.98) | 16.45 | 17.76 |
| Caudal peduncle depth | 10.87–13.08 (12.08) | 9.03–13.24 (11.72) | 10.45 | 10.66 |
| 1st dorsal fin base | 14.48–19.53 (17.19) | 15.35–20.35 (17.34) | 19.98 | 20.33 |
| 2nd dorsal fin base | 21.25–25.34 (23.71) | 20.35–26.97 (23.52) | 30.61 | 28.74 |
| Anal fin base | 10.64–17.42 (15.21) | 12.64–17.09 (14.71) | 18.04 | 18.56 |
| Caudal fin length | 23.57–32.63 (27.77) | 22.70–31.33 (27.79) | 40.65 | 39.78 |
| Pectoral fin length | 26.54–30.58 (27.94) | 20.95–30.12 (26.23) | 27.89 | 29.52 |
| Pelvic fin length | 21.03–25.68 (22.78) | 20.30–25.09 (22.42) | 26.98 | 24.17 |
| Body depth at pelvic fin base | 14.32–17.77 (16.05) | 14.43–20.92 (17.16) | 15.28 | 14.55 |
| Body depth at anal fin base | 13.43–17.69 (15.46) | 12.93–17.75 (15.12) | 12.93 | 13.08 |
| Body width at anal fin base | 8.45–13.24 (10.88) | 9.23–12.82 (11.13) | 9.52 | 11.33 |
| Pelvic fin origin to anus | 22.21–31.58 (25.77) | 23.71–29.09 (26.32) | 28.53 | 29.24 |
| Percent in head length (%) | ||||
| Head width in maximum | 67.68–77.43 (73.36) | 70.18–79.19 (74.63) | 72.69 | 77.66 |
| Posterior-most head width | 42.19–49.82 (45.99) | 39.34–47.12 (44.08) | 50.72 | 55.73 |
| Eye diameter | 16.80–24.62 (19.40) | 15.12–27.17 (20.53) | 15.72 | 15.11 |
| Bony interorbital width | 8.74–11.04 (9.85) | 7.21–10.80 (9.40) | 18.95 | 18.12 |
| Fleshy interorbital width | 40.82–42.76 (41.56) | 45.68–48.78 (47.65) | 38.60 | 36.86 |
| Snout length | 25.20–34.56 (29.00) | 23.60–36.88 (30.33) | 35.37 | 36.55 |
| Lower jaw length | 18.17–29.06 (24.77) | 24.41–31.38 (29.01) | 19.90 | 18.59 |
| Cheek depth | 21.38–36.82 (28.50) | 20.74–35.22 (26.60) | 30.27 | 27.44 |
| Postorbital length | 41.60–52.45 (48.26) | 40.34–48.63 (45.13) | 54.93 | 55.69 |
Notes
Published as part of Li, Hsien-En & Chen, I-Shiung, 2025, New records of two flap-headed gobies of genus Callogobius (Gobiiformes: Gobiidae) from Taiwan with an updated artificial key of Taiwanese congeners, pp. 123 in Zootaxa 5738 (1) on page 123, DOI: 10.11646/zootaxa.5738.1.15, http://zenodo.org/record/19138263
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