André De Tienne offered that conjecture in "The Mystery of Arisbe", Peirce Project Newsletter v. 3, n. 1 (1999), pp. 11 (PDF) and 12 (PDF) De Tienne also reported Alan J. Iliff's conjecture that Peirce was alluding to Aeneas's besieged son Ascanius in Book 9 of the Aeneid.
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Burch, Robert (2017). "Charles Sanders Peirce". The Stanford Encyclopedia of Philosophy. Metaphysics Research Lab, Stanford University. Retrieved 23 November 2017.