Podiceps auritus
Mathew called it a rare but perhaps regular winter visior, without giving any records. There is one in the Nat. Mus. of Wales, shot at Tenby, 1900, and two there ex the collection of Dr Mills, viz - one adult male, shot at Newport 2 Apr 1923; and one female shot Trewellwell, 23 Jan 1929; one Dale, 18 and 27 Jan 1947 (T.A.Warren-Davies).
R.M.Lockley, G.C.S.Ingram, H.M.Salmon, 1949, The Birds of Pembrokeshire, The West Wales Field Society