[n = 15]
| Year / Period | From | To | Established | Ecol. effects |
|---|---|---|---|---|
| unknown | Unknown | Hawaii | established | unknown |
| unknown | Unknown | Mexico | probably established | |
| unknown | Unknown | Taiwan | established | |
| unknown | Unknown | Canada | not established | |
| 1990 - 2000 | Central America | Singapore | established | some |
| 1995 - 2000 | USA | Puerto Rico | established | unknown |
| 1956 | Nicaragua | Honduras | established | |
| 1958 | El Salvador | Guatemala | established | |
| 1958 | Nicaragua | El Salvador | probably established | some |
| 1976 | Costa Rica | Panama | established | |
| 1983 | Nicaragua | Cuba | established | |
| 1988 | Unknown | USA | established | unknown |
| 1989 | Taiwan | China | unknown | |
| 1990 | Unknown | Philippines | established | some |
| 1992 | Central America | United States of America | established | unknown |