[ n = 4 ]
| Country | Distribution | Frequency | Remarks | Reference |
|---|---|---|---|---|
| Virgin Islands (UK) | regional | frequent | Olsen, D.A., D.W. Nellis and R.S. Wood,1984 | |
| Virgin Islands (UK) | regional | frequent | Dammann, A.E.,1969 | |
| US Virgin Islands | nation-wide | not stated | Halstead, B.W.,1970 | |
| Virgin Islands (UK) | regional | frequent | Brody, R.W.,1972 |