CHRONOLOGY OF CONSTANTIUS,
|i.||Prosper, Chron s.a. 429 (Germanus to Britain), a terminus ante quam for Germanus' election;|
|ii.||Constantius, Vita Germani, 25, 42 (the augusta Galla Placidia alive when Germanus visited Ravenna; she died 27 November 4502), a terminus ante quam for Germanus' death.|
|iii.||[Honoratus Massiliensis], Vita Hilarii episcopi Arelatensis, 21 (Germanus involved in attempts in 444/5 to depose Celidonius of Arles), a possible terminus post quam for his death.3 This source, however, is not contemporary; it may have been written after 477 or later.4 The testimony of the Vita has been questioned. The author seeks to exonerate his controversial subject, who was reprimanded by both papal and imperial authority; the revered figure of Germanus appears in Vita Hilarii not casually but specifically to support Hilarius over one of the main issues of contention.5|
|iv.||the date for the death of Amator, Germanus' predecessor as bishop of Auxerre, is given as 1 May in the late sixth-century Kalendarium Autissiodorensis, a|
1 On the dates of Germanus' episcopate: Levison, ‘Bischof Germanus von Auxerre und die Quellen zu seiner Geschichte’, 98–101, 117–43; Levison, Introduction to ‘Vita Germani’, 225–7; P. Grosjean, ‘Notes d'hagiographie celtique 29: le dernier voyage de S. Germain d'Auxerre’, AB 75 (1957), 180–2; E. A. Thompson, ‘A Chronological Note on St Germanus of Auxerre’, AB 75 (1957), 135–8; Mathisen, ‘The Last Year of Saint Germanus of Auxerre’, 153–4; Thompson, Saint Germanus, 55–70; Ian Wood, ‘End of Roman Britain’, 14–16; R. Scharf, ‘Germanus von Auxerre — Chronologie seiner Vita’, Francia 18 (1991), 1–19.
2PLRE ii, 889.
3 Honoratus Massiliensis, Vita Hilarii episcopi Arelatensis, ed. Cavallin, 79–109.
4 Cavallin, Praefatio to Vita Hilarii, 39.
5 On Hilarius and Celidonius: R. W. Mathisen, ‘Hilarius, Germanus, and Lupus’. The acquaintance (not expressly a close friendship) of Hilary and Germanus is attested in Constantius' Vita Germani, 23. Doubts on Vita Hilarii: Thompson, Saint Germanus, 57–60; Wood, ‘End of Roman Britain’, 15.