Allt Crug-garn (Unclassified).
Grid Reference: SN 51845 61700. Parish: Llanbadarn Trefeglwys, Cardiganshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Allt Crug-garn (Unclassified).
Grid Reference: SN 51433 61684. Parish: Llanbadarn Trefeglwys, Cardiganshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Allt Crug-y-feilog (Unclassified).
Grid Reference: SN 47046 57809. Parish: Ciliau Aeron, Cardiganshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Allt Maes-y-crugiau (Topographic feature).
Grid Reference: SN 47506 40194. Parish: Llanllwni, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Alltcrug Sheep Walk (Field).
Grid Reference: SN 75237 07466. Parish: Llangiwg, Glamorgan
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Banc Crug-gorfod (Topographic feature).
Grid Reference: SN 67009 15895. Parish: Llandeilo Rural, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Banc crugynynion (Field).
Grid Reference: SN 54176 71125. Parish: Llanrhystud Mefenydd, Cardiganshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Bryn Crug House (Field).
Grid Reference: SH 79411 49091. Parish: Penmachno, Caernarfonshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Bryn Crugog (Unclassified).
Grid Reference: SN 93938 92278. Parish: Trefeglwys, Montgomeryshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Bryncrug (Field).
Grid Reference: SH 91428 38732. Parish: Llanfor, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin