| Armatoplana colombiana Bolaños, Quiroga & Litvaitis, 2006 | Aug 2002 | | | littoral zone from under rocks at Inca-Inca |
| Prosthiostomum gilvum Marcus, 1950 | 2008 or earlier | | | |
| Prosthiostomum utarum Marcus, 1952 | 2008 or earlier | | | |
| Euprosthiostomum matarazzoi (Marcus, 1950) | 2008 or earlier | | | |
| Thysanozoon lagidium Marcus, 1949 | 2008 or earlier | | | |
| Phrikoceros mopsus (Marcus, 1952) | 2008 or earlier | | | |
| Pseudoceros bicolor Verrill, 1902 | 2008 or earlier | | | |
| Boninia divae Marcus & Marcus, 1968 | 2008 or earlier | | | |
| Styloplanocera fasciata (Schmarda, 1859) | 2004 or earlier | littoral | rocky | |
| Gnesioceros sargassicola (Mertens, 1833) | 2004 or earlier | littoral | rocky | |
| Notocomplana ferruginea (Schmarda, 1859) | 2004 or earlier | littoral | rocky | |
| Armatoplana divae (Marcus, 1947) | 2004 or earlier | littoral | rocky | |
| Cestoplana rubrocincta (Grube, 1840) | 2004 or earlier | littoral | rocky | |
| Adenoplana obovata (Schmarda, 1859) | 2004 or earlier | littoral | rocky | |
| Pleioplana sp. Quiroga et al. 2004 | 2004 or earlier | littoral | rocky | |