• Caulerpa J.V.F. Lamouroux, 1809
• Caulerpa acuta (Yamada) Yamada, 1944 accepted as Caulerpa filicoides Yamada, 1936
• Caulerpa agardhii Weber-van Bosse, 1898
• Caulerpa alternans Womersley, 1956
• Caulerpa alternifolia J.G. Agardh, 1887 accepted as Caulerpa alternans Womersley, 1956
• Caulerpa alternifolia P.L. Crouan & H.M. Crouan, 1865 accepted as Caulerpa cupressoides (West) C. Agardh, 1817
• Caulerpa ambigua Okamura, 1897 accepted as Caulerpella ambigua (Okamura) Prud'homme van Reine & Lokhorst, 1992
• Caulerpa amicorum Harvey, 1860 accepted as Caulerpa cupressoides (West) C. Agardh, 1817
• Caulerpa anceps Harvey, 1873 accepted as Caulerpa brachypus Harvey, 1860
• Caulerpa annulata Lucas, 1931
• Caulerpa antoensis Yamada, 1940
• Caulerpa arenicola W.R. Taylor, 1950 accepted as Caulerpa antoensis Yamada, 1940
• Caulerpa articulata Harvey, 1855
• Caulerpa ashmeadii Harvey, 1858
• Caulerpa asplenioides Greville, 1853 accepted as Caulerpa taxifolia (M. Vahl) C. Agardh, 1817
• Caulerpa bartoniae G. Murray, 1896
• Caulerpa bikinensis W.R. Taylor, 1950
• Caulerpa biloba Kempermann & Stegenga, 1983 accepted as Caulerpella ambigua (Okamura) Prud'homme van Reine & Lokhorst, 1992
• Caulerpa biserrulata Sonder, 1871
• Caulerpa boryana J.G. Agardh, 1873 accepted as Caulerpa serrulata (Forsskål) J.G. Agardh, 1837
• Caulerpa brachypus Harvey, 1860
• Caulerpa brownii (C. Agardh) Endlicher, 1843
• Caulerpa buginensis E. Verheij & W.M. Prud'homme van Reine, 1993
• Caulerpa cactoides (Turner) C. Agardh, 1817
• Caulerpa carruthersii G. Murray, 1893
• Caulerpa chamnitzia
• Caulerpa charoides (Weber-van Bosse) Thivy & Visalakshmi, 1963 accepted as Caulerpa verticillata J.G. Agardh, 1847
• Caulerpa chemnitzia (Esper) J.V. Lamououx, 1809 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Caulerpa clavifera (Turner) C. Agardh, 1817 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Caulerpa cliftonii Harvey, 1863
• Caulerpa complanata J.G. Agardh, 1873 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Caulerpa constricta I.R. Price, J.M. Huisman & M.A. Borowitzka, 1998
• Caulerpa corynephora Montagne, 1842 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Caulerpa crassifolia (C. Agardh) J.G. Agardh, 1873 accepted as Caulerpa mexicana Sonder ex Kützing, 1849
• Caulerpa cupressoides (West) C. Agardh, 1817
• Caulerpa cylindracea Sonder, 1845 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Caulerpa delicatula Grunow, 1888 accepted as Caulerpa lanuginosa J.G. Agardh, 1873
• Caulerpa denticulata Decaisne, 1841 accepted as Caulerpa scalpelliformis (R. Brown ex Turner) C. Agardh, 1817
• Caulerpa dichotoma Svedelius, 1906
• Caulerpa diligulata G.T. Kraft & A.J.K. Millar, 2000
• Caulerpa distichophylla Sonder, 1845
• Caulerpa ellistoniae Womersley, 1955
• Caulerpa elongata Weber-van Bosse, 1898
• Caulerpa ericifolia (Turner) C. Agardh, 1817 accepted as Caulerpa cupressoides (West) C. Agardh, 1817
• Caulerpa ethelae Weber-van Bosse, 1898 accepted as Caulerpa vesiculifera (Harvey) Harvey, 1863
• Caulerpa falcifolia Harvey & Bailey, 1851
• Caulerpa faridii Nizamuddin, 1964
• Caulerpa fastigiata Montagne, 1837
• Caulerpa feldmannii Rayss & Edelstein, 1960 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Caulerpa fergusonii G. Murray, 1891
• Caulerpa filicoides Yamada, 1936
• Caulerpa filiformis (Suhr) K. Hering, 1841
• Caulerpa fissidentoides Greville, 1853 accepted as Caulerpa lessonii Bory de Saint-Vincent, 1828
• Caulerpa flagelliformis
• Caulerpa flexilis J.V. Lamouroux ex C. Agardh, 1823
• Caulerpa floridana W.R. Taylor, 1960
• Caulerpa freycinetii C. Agardh, 1823 accepted as Caulerpa serrulata (Forsskål) J.G. Agardh, 1837
• Caulerpa freycinettii
• Caulerpa furcifolia J.D. Hooker & Harvey, 1847 accepted as Caulerpa brownii (C. Agardh) Endlicher, 1843
• Caulerpa geminata Harvey, 1855 accepted as Caulerpa sedoides C. Agardh, 1817
• Caulerpa gracilis (Zan.) Web.V.B.
• Caulerpa harveyana accepted as Caulerpa mexicana Sonder ex Kützing, 1849
• Caulerpa harveyi F. Müller ex Harvey, 1859
• Caulerpa hedleyi Weber-van Bosse, 1910
• Caulerpa heterophylla I.R. Price, J.M. Huisman & M.A. Borowitzka, 1998
• Caulerpa hodkinsoniae J.G. Agardh, 1887
• Caulerpa holmesiana G. Murray, 1891
• Caulerpa hummii Díaz-Piferrer, 1969 accepted as Caulerpa serrulata (Forsskål) J.G. Agardh, 1837
• Caulerpa hypnoides C. Agardh, 1823 accepted as Caulerpa flexilis J.V. Lamouroux ex C. Agardh, 1823
• Caulerpa imbricata G. Murray, 1887
• Caulerpa integerrima (Zanardini) M.J. Wynne, Verbruggen & D.L. Angel, 2009
• Caulerpa juniperoides J.G. Agardh, 1873
• Caulerpa kempfii A.B. Joly & S.M.B. Pereira, 1975
• Caulerpa kilneri J.G. Agardh, 1873 accepted as Caulerpa lentillifera J.G. Agardh, 1837
• Caulerpa laetevirens Montagne, 1842 accepted as Caulerpa peltata J.V. Lamouroux, 1809
• Caulerpa laetivirens
• Caulerpa lagara Carruthers, Walker & Huisman, 1993
• Caulerpa lamuginosa J. Ag. accepted as Caulerpa lanuginosa J.G. Agardh, 1873
• Caulerpa lanuginosa J.G. Agardh, 1873
• Caulerpa laxa Greville, 1853 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Caulerpa lentillifera J.G. Agardh, 1837
• Caulerpa lessonii Bory de Saint-Vincent, 1828
• Caulerpa ligulata Harvey ex J.G. Agardh, 1873 accepted as Caulerpa filiformis (Suhr) K. Hering, 1841
• Caulerpa longifolia C. Agardh, 1823
• Caulerpa longistipitata (Weber-van Bosse) Svedelius, 1906 accepted as Caulerpa lentillifera J.G. Agardh, 1837
• Caulerpa lycopodium C. Agardh, 1817 accepted as Digenea simplex (Wulfen) C. Agardh, 1822
• Caulerpa lycopodium Harvey, 1858 accepted as Caulerpa lanuginosa J.G. Agardh, 1873
• Caulerpa lycopodium J.G. Agardh, 1847 accepted as Caulerpa cupressoides (West) C. Agardh, 1817
• Caulerpa macrodisca Decaisne, 1842 accepted as Caulerpa peltata J.V. Lamouroux, 1809
• Caulerpa macrophysa (Sonder ex Kützing) G. Murray, 1887 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Caulerpa mamillosa Montagne, 1842 accepted as Caulerpa cupressoides (West) C. Agardh, 1817
• Caulerpa manorensis Nizamuddin, 1964
• Caulerpa matsueana Yamada, 1940
• Caulerpa mauritiana Børgesen, 1940 accepted as Caulerpa brachypus Harvey, 1860
• Caulerpa mexicana Sonder ex Kützing, 1849
• Caulerpa microphysa (Weber-van Bosse) Feldmann, 1955
• Caulerpa muelleri Sonder, 1853 accepted as Caulerpa flexilis J.V. Lamouroux ex C. Agardh, 1823
• Caulerpa murrayi Weber-van Bosse, 1898
• Caulerpa najadiformis Bory de Saint-Vincent ex Kützing, 1857 accepted as Caulerpa serrulata (Forsskål) J.G. Agardh, 1837
• Caulerpa nummelaria Harvey ex J.G. Agardh