| Picture Used | Rhass_u3.jpg |
| Size (cm) | 14.7 SL, 17.8 |
| Sex | unsexed |
| Locality | |
| Total length (TL) | 574 pixels |
| Standard length | 87.5 % TL |
| Fork length | 100.0 % TL |
| Pre-anal length | 62.0 % TL |
| Pre-dorsal length | 38.9 % TL |
| Pre-pelvic length | 49.0 % TL |
| Pre-pectoral length | 34.5 % TL |
| Body depth | 41.6 % TL |
| Head length (HL) | 33.8 % TL |
| Eye diameter | 17.0 % HL |
| Pre-orbital length | 81.4 % HL |
| Aspect ratio of caudal fin | 2.09779 |
| Remarks | Pelvic fin absent, pelvic spine present. |
