^The notation Old Style or (OS) is sometimes used to indicate a date in the Julian Calendar (which is used by churches on the "Old Calendar"). The notation New Style or (NS), indicates a date in the Revised Julian calendar (which is used by churches on the "New Calendar").
^They are commemorated on January 31, their main feast day.
^"The same day, St. Zeno, martyr, who was flayed alive, besmeared with pitch, and then cast into the fire."[9]
^On Mount Livanon (Lebanon) on Lesbos, there existed a convent dedicated to the Holy Five Martyrs, which was referenced in a Synodic decision of the year 1331.
^"In Africa, the holy martyrs, who, in the persecution of the Arian king Genseric, were murdered in the church on Easter day. The lector, whilst singing Alleluia at the stand, was pierced through the throat with an arrow."[9]
^He was related to St Columba and founded a monastery in Kill-Beggan in Westmeath. He also gave his name to the church and parish of Imleach-Becain in Meath.
^St Panagiotis was born in Peloponnesus, in his ignorance of Islamic law he entered the Mosque of Omar in Jerusalem and some fanatic Turks grabbed him and brought him before the Pasha of Damascus as a defiler of the Islamic temple. The Pasha offered him the chance of becoming a Muslim in order to avoid death. Panagiotis remained steadfast to his Christian faith, and for that reason he was beheaded on April 5, 1820, as he was chanting "Christ is Risen!" before several Muslims. He was 25 years old.
^ abcThe Roman Martyrology. Transl. by the Archbishop of Baltimore. Last Edition, According to the Copy Printed at Rome in 1914. Revised Edition, with the Imprimatur of His Eminence Cardinal Gibbons. Baltimore: John Murphy Company, 1916. pp. 96-97.
The Autonomous Orthodox Metropolia of Western Europe and the Americas. St. Hilarion Calendar of Saints for the year of our Lord 2004. St. Hilarion Press (Austin, TX). p. 26.
April 5. Latin Saints of the Orthodox Patriarchate of Rome.
The Roman Martyrology. Transl. by the Archbishop of Baltimore. Last Edition, According to the Copy Printed at Rome in 1914. Revised Edition, with the Imprimatur of His Eminence Cardinal Gibbons. Baltimore: John Murphy Company, 1916. pp. 96–97.
(in Greek) Συναξαριστής. 5 Απριλίου. ecclesia.gr. (H Εκκλησια Τησ Ελλαδοσ).
Russian Sources
(in Russian)18 апреля (5 апреля). Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).