Uria aalge -- Arao común; Common Murre, guillemot marmette. Alternate name on piece: Uria troile [Common guillemot] Very finished layout painting; unusual amount of change marked: position and detail of principal birds, elimination of another bird, introduction of a dozen distant birds, change of background; "Drawn from specimen sent to ??? March 4 '63"; 7 notes on form and color. Title in pencil by Sotheran, bookseller. Artist's name(s): Gould, John; Richter, Henry Constantine.