glottogenetic

Etymology
From.

Adjective

 * 1)  Of or pertaining to the origin of speech.
 * 2) * 1994, I. Hegedüs, "Principles for palaeolinguistic reconstruction," in Archaeology and Language (edited by Roger M Blench and Matthew Spriggs, ISBN 0415117607, page 70:
 * Even though evolutionary continuity implies the existence of an interface between the archaeolinguistic and glottogenetic stages, this interface has to be very differently structured from the ones between the other stages.
 * Even though evolutionary continuity implies the existence of an interface between the archaeolinguistic and glottogenetic stages, this interface has to be very differently structured from the ones between the other stages.