ante diem xvi kalendas septembres

Portunalia -- a festival in honour of Portunus, the divinity who presided over harbours

rites in honour of Janus at the Theatre of Marcellus

c. 250 A.D. -- martyrdom of Myron at Cyzicus

275 A.D. -- martyrdom of Mamas in Cappadocia

1720 -- death of Mme Anne Lefevre Dacier