supraperipheral

English

Etymology

From supra +‎ peripheral.

Adjective

supraperipheral (not comparable)

  1. (zoology) In a gastropod shell the region just above the maximum width of the whorl.
    • 2015 April 29, Lysiloma, “Zonation Within the solidus Subspecies”, in The Liguus Discussion Board[1]:

Antonyms