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| Name used | Year | Latitude | Longitude | Catalog No. | Information | ||
| 1992 | 6.90 | 80.12 | WHT 7535 | D. Gabadage, Wak-Oya at Kahahena (near Waga) Portal: FB. Source: WHT | |||
| 1992 | 6.73 | 80.15 | WHT 1607 | D. Gabadage, Kalu River at Ingiriya Portal: FB. Source: WHT | |||
| 1995 | 6.73 | 80.15 | WHT 7610 | M.M. Bahir & D. Gabadage, Kalu River at Ingiriya Portal: FB. Source: WHT | |||
| 1994 | 6.95 | 80.20 | WHT 1654 | D. Gabadage & S. Dharmarathna, Kelani River at Awissawella Portal: FB. Source: WHT | |||
| 1997 | 6.77 | 80.38 | WHT 7615 | D. Gabadage & K. Manamendra-Arachchi, Kalu River at Eknaligoda (near Kuruwita) Portal: FB. Source: WHT | |||