Synaptula is a genus of sea cucumbers, containing the following species: \n* Synaptula alba Heding, 1928 \n* Synaptula albolineata Heding, 1928 \n* Synaptula aspera (Sluiter, 1901) \n* Synaptula ater Heding, 1928 \n* Synaptula bandae Heding, 1928 \n* Synaptula denticulata Heding, 1928 \n* Synaptula hydriformis (Lesueur, 1824) \n* Synaptula indivisa (Semper, 1867) \n* Synaptula jolensis Heding, 1928 \n* Synaptula lactea (Sluiter, 1887) \n* Synaptula lamperti Heding, 1928 \n* Synaptula macra (H. L. Clark, 1938) \n* Synaptula maculata (Sluiter, 1887) \n* Synaptula madreporica Heding, 1928 \n* Synaptula media Cherbonnier & Féral, 1984 \n* Synaptula minima Heding, 1928 \n* Synaptula mortenseni Heding, 1929 \n* Synaptula mortensenii Heding, 1929 \n* Synaptula neirensis Heding, 1928 \n* Synaptula nigra (Semper, 1867