| A1 | first antenna |
| A2 | second antenna |
| Cond | conductivity |
| Cp | carapace |
| CR | caudal ramus |
| H | height of valves |
| Ind. no. | number of individuals |
| L | length of valves |
| LV | left valve |
| Md | mandibula |
| MSU-ZOC. | Ostracod Collection of Faculty of Science, Mahasarakham University |
| Mx1 | maxillula |
| mya | million years ago |
| μm | micrometer |
| R | Rome organ |
| RV | right valve |
| T1 | first thoracopod |
| T2 | second thoracopod |
| T3 | third thoracopod |
| Temp | temperature |
| W | width of carapace |
| wo | Wouters organ |