Flat Holm : Invertebrate & Peony Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
Marcross, Llantwit Major: Mollusca & Cepaea Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
Waterhall plantation, Fairwater: Invertebrate & Mollusca Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
Oxwich, Gower : Invertebrate & Mollusca Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
