| Picture Used | Helen_u0.jpg |
| Size (cm) | 24.2 |
| Sex | unsexed |
| Locality | |
| Total length (TL) | 1,291 pixels |
| Standard length | 99.9 % TL |
| Fork length | 100.0 % TL |
| Pre-anal length | 43.5 % TL |
| Pre-dorsal length | 9.0 % TL |
| Pre-pelvic length | 0.0 % TL |
| Pre-pectoral length | 8.0 % TL |
| Body depth | 3.3 % TL |
| Head length (HL) | 7.6 % TL |
| Eye diameter | 19.4 % HL |
| Pre-orbital length | 7.1 % HL |
| Aspect ratio of caudal fin | |
| Remarks | Body eel-like; pelvic fin absent; dorsal and anal fins confluent to cauadal fin; CA and CH cannot be measured |
