Pont y Fenni Quarry and Road Cutting is an area that displays a wide array of fossils that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Cae Blaen-dyffryn is a Site of Special Scientific Interest (SSSI) in Carmarthen & Dinefwr, Wales.
Cae Maes-y-ffynnon is a wet unimproved pasture that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Caeau Blaenau-mawr is a species rich damp grassland that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Caeau Rhyd-y-gwiail is an area of grassland that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Caeau Tir-mawr is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Talar Wen Quarry is a disused limestone quarry that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Coed Llandyfan is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales. It is an ancient semi-natural broadleaved wood near the small village of Llandyfan, and is 6.7 hectares in extent.
Coedydd y Garn is an outcrop of limestone that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Cwar Glas Quarry and Sawdde Gorge is quarry a that is an important source of geological stratigraphy and of fossils that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Cwm Crymlyn Road Section is an exposed area of Tremadoc rocks that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Dan-Lan-Y-Castell Quarry is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Dinefwr Estate is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales. Much of the site is a deer park with veteran trees.
Ffair Fach Railway Cutting and River Section is a cut in Wales that exposes the geology and fossils of the region. It is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Meidrim Road Section a road cut that shows the geology of the Llanvirn-Caradoc age. It is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Mylett Road Section is a road cut that shows the geology of the Mydrim Shales. It is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Rhosydd Castell-du & Plas-y-bettws is an area of fen-meadow and grassland that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Wernbongam Stream Section and Quarry is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Whitehill Down is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Ydw Valley and Fron Road Geological Exposures are four separate areas displaying lower Silurian geology. They are a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.