Ceratosoma

Ceratosoma is a genus of sea slugs, dorid nudibranchs, shell-less marine gastropod mollusks in the family Chromodorididae.

Taxonomic notes
This nudibranch genus is not to be confused with the muricid gastropod genus Ceratostoma. The type species is Ceratosoma cornigerum, accepted as Ceratosoma trilobatum (J.E. Gray, 1827)

Species
Species in the genus Ceratosoma include:
 * Ceratosoma amoenum (Cheeseman, 1886)
 * Ceratosoma bicolor Baba, 1949 - possibly a colour form of Ceratosoma trilobatum
 * Ceratosoma brevicaudatum Abraham, 1876
 * Ceratosoma gracillimum Semper in Bergh, 1876
 * Ceratosoma ingozi Gosliner, 1996 Inkspot nudibranch
 * Ceratosoma palliolatum Rudman, 1988
 * Ceratosoma polyomma Bergh, 1880
 * Ceratosoma pustulosum (Cuvier, 1804)
 * Ceratosoma tenue Abraham, 1876
 * Ceratosoma trilobatum (J.E. Gray, 1827) synonyms: Ceratosoma cornigerum
 * Species brought into synonymy:
 * Ceratosoma adelaidae Basedow & Hedley, 1905 accepted as Ceratosoma brevicaudatum Abraham, 1876
 * Ceratosoma alleni Gosliner, 1996 : synonym of Miamira alleni (Gosliner, 1996)
 * Ceratosoma amoena [sic] accepted as Ceratosoma amoenum (Cheeseman, 1886)
 * Ceratosoma berghi Rochebrune, 1895 accepted as Ceratosoma trilobatum (J.E. Gray, 1827)
 * Ceratosoma bicorne Bergh, 1905 accepted as Ceratosoma tenue Abraham, 1876
 * Ceratosoma caledonicum Fischer, 1876 accepted as Ceratosoma trilobatum (J.E. Gray, 1827)
 * Ceratosoma corallinum Odhner, 1917 accepted as Ceratosoma trilobatum (J.E. Gray, 1827)
 * Ceratosoma cornigerum (Adams & Reeve, 1850) accepted as Ceratosoma trilobatum (J.E. Gray, 1827)
 * Ceratosoma flavicostatum Baba, 1940 : synonym of Miamira flavicostata Baba, 1940
 * Ceratosoma francoisi Rochebrune, 1894 accepted as Ceratosoma tenue Abraham, 1876
 * Ceratosoma gibbosum Rochebrune, 1894 accepted as Ceratosoma trilobatum (J.E. Gray, 1827 )
 * Ceratosoma jousseaumi Rochebrune, 1894 accepted as Ceratosoma tenue Abraham, 1876
 * Ceratosoma lixi Rochebrune, 1894 accepted as Ceratosoma trilobatum (J.E. Gray, 1827)
 * Ceratosoma magnifica [sic] accepted as Miamira magnifica Eliot, 1904
 * Ceratosoma magnificum (Eliot, 1910) : synonym of Miamira magnifica Eliot, 1904
 * Ceratosoma miamiranum Bergh, 1875 : synonym of Miamira miamirana (Bergh, 1875)
 * Ceratosoma moloch Rudman, 1988 : synonym of Miamira moloch (Rudman, 1988)
 * Ceratosoma oblongum Abraham, 1876 accepted as Ceratosoma brevicaudatum Abraham, 1876
 * Ceratosoma ornatum Bergh, 1890 accepted as Ceratosoma tenue Abraham, 1876
 * Ceratosoma rhopalicum Rochebrune, 1894 accepted as Ceratosoma tenue Abraham, 1876
 * Ceratosoma sinuatum van Hasselt, 1824 : synonym of Miamira sinuata (van Hasselt, 1824)