[n = 6]
| Year / Period | From | To | Established | Ecol. effects |
|---|---|---|---|---|
| unknown | unknown | Cameroon | probably established | |
| unknown | unknown | Guinea | probably established | |
| unknown | Unknown | Nigeria | probably established | unknown |
| 1973 | Unknown | Panama | probably established | |
| 1989 | Unknown | Brazil | established | some |
| 2005 | Unknown | Venezuela | no data |