The accounts记述 · the ancient witnesses
Roman historians · 罗马史家
Ammianus Marcellinus — Res Gestae (extant Bks 14–31) （阿米阿努斯·马尔切利努斯·业绩录（存卷十四至三十一））primary source · 源典
§ 14, 15, 16, 17, 18, 19, 20, 21 +4
Res Gestae, Books 14–31 — the surviving portion opens in 353, so Ammianus witnesses only the last decade of this dynasty, from Constantius II's sole rule to Julian's death《业绩录》卷十四至三十一——今存部分始于353年，故阿米阿努斯所见证者惟此朝末十年，自君士坦提乌斯二世独治迄尤利安之死
Provenance: “primary source” = curated canonical witness (editorial); “dated witness” = derived from the ToposText date index by year-span, with the matched loci count. Sparse counts may include incidental mentions.出处：「源典」为校订之正典见证（编辑判断）；「系年见证」由 ToposText 系年索引按年代跨度推得，附匹配条目数；稀少者或含偶涉。
On the timeline时间轴上
→ See this and all 18 historians on the chronology spine于编年脊柱上一览本事件与全部 18 位史家