| Common name | Onesided livebearer |
| Language | English |
| Type | Aquarium |
| Official trade name | No |
| Rank | 2 - (Preferred common name (unique)) |
| Country | United States (contiguous states) |
| Locality | |
| Ref. | Ghedotti, M.J. and S.H. Weitzman, 1996 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | behavior |
| 1st modifier | morphology |
| 2nd modifier | |
| Remarks |