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Is the Cascajal script ancestral to Isthmian writing?

Asked 26 Oct 2026 by ·Part of Has Isthmian (Epi-Olmec) writing been deciphered?·3 answers·0·0 following
Three answers, none aheadNone is ahead yet. See what would settle it.

Where it stands

Three answers have been proposed. None is ahead on the evidence yet. Three are still possible.

Why it matters

A link would carry Isthmian values back to the block and give the block a context; the gap is about a thousand years with almost no texts between⁠[1]⁠[2].

Answers 3

Evidence: 1 for
Still possible
None of these.
Not tested enough to call either way
Evidence: none yet
Still possible
The Cascajal system has no demonstrable descendant.
Not tested enough to call either way
Evidence: none yet
Still possible

History

  1. Mora-Marín puts forward: cascajal is an early stage of the Olmec-derived tradition that led to Isthmian writing.
  2. Mora-Marín: mora-Marín finds the Cascajal signary consistent with later Epi-Olmec writing.For: Cascajal is an early stage of the Olmec-derived tradition that led to Isthmian writing.
  3. Asked on this site
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