| Referens | Baillie, J. and B. Groombridge (eds.), 1996, 1996 IUCN red list of threatened animals.. IUCN, Gland, Switzerland. 378 p. |
| Ref. | 12255 Baillie, J. and B. Groombridge (eds.), 1996 |
| Sida | |
| Named Used as Valid | Butis butis |
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| Quote |