protonym

From proto- +‎ -onym.

protonym (plural protonyms)

1. (zoology, taxonomy) The first legitimate name of a taxon, on which the currently accepted name is based.
   • 1968, Mien A. Rifai, The Australasian Pezizales in the Herbarium of the Royal Botanic Gardens, Kew:

     The protonym of Macroscyphus appears to be Nees von Esenbeck's (1817) [genus] Peziza ...

   • 2005, Bertram Ludäscher, Louiqa Raschid, Data integration in the life sciences:

     Protonyms form the name for later revised opinions on a taxon concept as implicitly or explicitly circumscribed in a subsequent publication...

2. (prescriptive, uncommon) The first/original entity after which another entity is named without the entities being related. If the entities are related, then the original entity is the eponym of the subsequent entities.

• (virology) basonym
• (botany and others) basionym

• eponym

•   protonym on Wikipedia.Wikipedia
•   Glossary of scientific naming on Wikipedia.Wikipedia

• troponym