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Douglas Harper's Etymology Dictionary
disjecta membra

"scattered remains" (especially literary), from Horace's Latin phrase disjecti membra poetae "limbs of a dismembered poet."

Wikipedia
Disjecta membra

, also written , is Latin for “scattered fragments” (also scattered limbs, members, or remains) and is used to refer to surviving fragments of ancient poetry, manuscripts and other literary or cultural objects, including even fragments of ancient pottery. It is derived from , a phrase used by Horace, a Roman poet.