The accounts记述 · the ancient witnesses
Greek historians · 希腊史家
Diodorus Siculus — Library of History （狄奥多罗斯·历史丛书）primary source · 源典31 loci · sparse
§ 12.12–19 · 0/31 in the cited books
the fragmentary Bk 8 preserves foundation oracles (8.23 Gela, 8.29 Battus and Cyrene)残卷第八卷保存建城神谕（8.23 革拉，8.29 巴图斯与昔兰尼）
Thucydides — History of the Peloponnesian War （修昔底德·伯罗奔尼撒战争史）primary source · 源典3 loci · sparse
§ 1.126–126, 6.4–5 · 2/3 in the cited books
Thuc. 6.3–5 is the single connected ancient account, given as a chain of relative intervals from the foundation of Syracuse修昔底德 6.3–5 是唯一连贯的古代记述，以叙拉古建城为基点的相对年距串联
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