Barnwell (1963), Barnwell (1966)†, Barnwell (1968)†, Barnwell (1968)†, Crane (1975)†, Palmer (1973)†, Powers (1977)†, van Delft (1968)†, von Hagen (1970)†
Entries marked with † represent indirect references to location through citation. Entries marked with ‡ represent potential inhabitants inferred from species ranges.