Sicily, heresy in, [197]; Moslem conquest of, [244]

Sigismund III, [262]–63

Silenus, [37]

Simon, a God-name, [18], [29]

Simon de Montfort, [202]

—— Magus, [29], [36], [92]

—— Richard, [287]

Simony, [167], [181]

Simplicius, [156]

Sixtus V (Pope), [271]