Corallina opuntia Linnaeus, Systema Naturae, ed. 10, 1: 805. 1758.

"Habitat in Oceano Europaeo, Americano."

Lectotype (Verbruggen in Spencer & al. in Taxon, in press): [icon] " Corallina tubulata tenera, dichotoma, & pustulosa " in Ellis, Nat. Hist. Corallin.: 54, t. 25, f. B. 1755.

Current name: Halimeda opuntia (L.) J.V. Lamour. ( Halimedaceae).