Treftadaeth Ddisylw? | Unloved Heritage? -...
Wy crocodeil wedi’i gadw mewn hylif (Crocodylus...
Calchfaen Ffosiliffera
Anorthosit
Meteorit haearn nicel
Crafanc Tyranosor
Tectit Indocinit
Condrit
Meteorit Pontllyfni
Octahedrit Haearn
Dant Tyranosor
Amonit (B)
Amonit (A)
Fertebra Igwanodon
Crafanc Felociraptor
Cragen gwichiad moch
Penglog Marmoset
Penglog llwynog/cadno
Meteorit haearn
Gastropod Cennog
Cragen Ddwygragennog
Asgwrn gên isaf
Asgwrn Fertebrat
Bumastus xestos Lane & Thomas, 1978 - Holotype
Quadratirhynchia crassimedia depressa
Calymene neotuberculata ludicra
Parastrophonella brenchleyi