Conjunctival melanocytic nevus. A, Clinical appearance, with characteristic cystic areas (arrows). B, Histologically, the melanocytes are round, oval, or pear-shaped cells, mostly arranged in nests (arrowheads). Melanocytes are present at the epithelial–stromal junction (arrow); hence, this is a compound nevus. Note the epithelial inclusion cysts (asterisks) within the lesion, correlating with the clinical appearance.