| Main Ref. | Keith, P., E. Delrieu-Trottin, I.V. Utama, S. Sauri, F. Busson, W.D. Nurijana, H. Dahruddin and N. Hubert, 2021 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks | Male with longer jaws than female and a different colour pattern on ventral surface of head; urogenital papilla oval in female and slightly pointed in male. |
| Striking features | |
| Body shape lateral | |
| Cross section | oval |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This small Schismatogobius species is distinguished by the following characters: pectoral rays16-17 (mostly 17), fins with a medium black triangular wedge dorsally usually with 2 vertical rows of dark spots below it; first dorsal-fin membrane posterior to spine 6 is not connected to the base of spine of second dorsal fin; ventral surface of head in males blackish or greyish in the medium part; ventral surface of head in female mainly whitish; frenum whitish. There is a single mitochondrial lineage observed for this species (BOLD: AEA7944) (Ref. 123786). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | 2 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 7 - 7 |
| Soft-rays total | 8 - 9 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | 1 - 1 |
| Soft-rays total | 8 - 9 |
| Pectoral | Attributes |
| Spines 0 | |
| Soft-rays 16 - 17 | |
| Pelvics | Attributes |
| Position | |
| Spines 1 | |
| Soft-rays 5 - 5 |