English edit

Etymology edit

epistome +‎ -al

Adjective edit

epistomal (not comparable)

  1. Of or pertaining to an epistome.
    • 1969, William Procuronoff Stephen, The Biology and External Morphology of Bees, Agricultural Experiment Station, Oregon State University:
      That portion of the frons below the supra-antennal area and above the epistomal suture is referred to as the supraelypeal area.

Anagrams edit