Calendarium Atticum
Calendarium Atticum est calendarium lunisolare quod in usu in Attica antiqua erat.

Annus a prima nova luna post aestivum solstitium incipiebat. Hi erant menses et menses correspondentes calendarii Iuliani:

Bibliographia 
 Hannah, Robert. Greek and Roman Calendars: Constructions of Time in the Classical World. London: Duckworth, 2005.
 Key, Thomas Hewitt. "Calendarium". In A Dictionary of Greek and Roman Antiquities, ed. William Smith. Londinii: John Murray, 1890.
 Rüpke, Jörg et Freydank, Helmut. "Calendar". In Brill’s New Pauly, editione interretiali. 2006.
 Mikalson, Jon D. "Calendar, Greek". In The Oxford Classical Dictionary. Oxoniae: Oxford University Press, 2012.

Calendarium