When established, Schimper inadmissibly united in a single fossil-species under a new name 6 previously validly published fossil species, viz. Caulerpites princeps Sternb. Vers. Fl. Vorwelt [2](5-6): 22. 16 Oct 1833, Caulerpites laxus Sternb. Vers. Fl. Vorwelt [2](5-6): 22. 16 Oct 1833; Caulerpites colubrinus Sternb. Vers. Fl. Vorwelt [2](5-6): 21. 16 Oct 1833; Caulerpites sertularia Sternb. Vers. Fl. Vorwelt [2](5-6): 21. 16 Oct 1833; Caulerpites elegans Sternb. Vers. Fl. Vorwelt [2](5-6): 21. 16 Oct 1833; and Caulerpites ocreatus C. Presl in Sternb. Vers. Fl. Vorwelt [2](7-8): [103]. Sep 1838.