Avagina polyvacuola Ehlers & Doerjes, 1979 | November 1972 | tidal pools | rocky north and south of mangroves | Eulitoral and sublitoral |
Praeaphanostoma vitreum Ehlers & Doerjes, 1979 | November 1972 | tidal pools | rocky north and south of mangroves | |
Philocelis karlingi pacifica Ehlers & Doerjes, 1979 | November 1972 | tidal pools | rocky north and south of mangroves | common in the lower sandy beach slope and in the transition zone in front of the sand flat. |
Cheliplana barringtonensis Noldt & Hoxhold, 1984 | 1972 and 1973 | tidal pools | rocky north and south of mangroves | |
Monocelis oculifera Ax & Ax, 1977 | September 1972 | tidal pools | rocky north and south of mangroves | mangrove stumps, detritus sand between mangrove roots. |
Peraclistus stimula Ax & Ax, 1977 | September 1972 | tidal pools | rocky north and south of mangroves | pool rich with detritus, coral sand amoung mangroves. |
Duplominona krameri Ax & Ax, 1977 | September 1972 | tidal pools | rocky north and south of mangroves | rocky pool with coarse sand. |
Myobulla myobulla Artois & Schockaert, 2000 | 1972 | tidal pools | rocky north and south of mangroves | |
Myobulla dunata Artois & Schockaert, 2000 | 1972 | tidal pools | rocky north and south of mangroves | |
Limipolycystis sp. Artois & Schockaert, 2000 | 1972 | tidal pools | rocky north and south of mangroves | southern beach |
Galapagorhynchus hoxholdi Artois & Schockaert, 1999 | 1972 | tidal pools | rocky north and south of mangroves | southern beach |
Djeziraia incana Artois & Schockaert, 2001 | 1972-1973 | | | exact location remains uncertain. |
Paulodora felis asymmetrica Artois & Schockaert, 2001 | 1972-1973 | | | |
Gyratrix hermaphroditus species II Galapagos Artois & Schockaert, 2001 | 1972-1973 | | | southern beach |
Gyratrix hermaphroditus species III Galapagos Artois & Schockaert, 2001 | 1972-1973 | | | southern beach |
Macrostomum astericis Schmidt & Sopott-Ehlers, 1976 | 1976 or earlier | | | |
Itaipusa divae Marcus, 1949 | | | rock pools | |
Reinhardorhynchus variodentata (Karling, Mack-Fira, & Doerjes, 1972) | | | rock pools | |
Galapagetula annikae Reygel, Willems & Artois, 2011 | | | rock pools | |
Utelga heinckei (Attems, 1897) | | | rock pools | |