摘要: In the early fourteenth century annals, chronicles, correspondence, petitions, and poems all document severe mortalities of cattle in regions as distant Mongolia Iceland. Relevant passages from this literature are collected here used with manorial accounts England Wales to illuminate a European panzootic that spread west central Europe c.1315, context widespread subsistence crisis (the Great Famine), persisting Ireland until c.1325. The origins, duration extent pestilence considered relatively detailed picture its epizootiology is drawn. How might be retrospectively diagnosed why diagnosis should attempted also discussed.