Detail of Philip and the Ethiopian Eunuch from the Menologion of Basil II, Ms. Vat. gr. 1613, circa 1000 CE, Vatican Library, Vatican City.
The Menologion of Basil II is an illuminated manuscript. A menologion is a liturgical calendar or service book in the Eastern Orthodox Church. This one was compiled c. 1000 CE, for the Byzantine Emperor Basil II (r. 976–1025). It contains a synaxarion, a short collection of saints’ lives, and around 430 miniature paintings by eight different artists.