| Reinhardorhynchus ruffinjonesi (Karling, 1978) | February 6 & 21, 2018 | 0.5 m | fine-grained sand rich in organic matter | |
| Reinhardorhynchus anamariae Diez, Aguirre, Reygel, & Artois, 2021 | February 6, 2018 | 0.5 m | fine-grained sand with organic matter | |
| Reinhardorhynchus beatrizae Diez, Aguirre, Reygel, & Artois, 2021 | February 6 & 21, 2018 | 0.5 m | fine-grained sand rich in organic matter | |
| Galapagetula cubensis Diez, Reygel, & Artois, 2021 | November 18, 2017 | intertidal | upper 10 cm of fine sand | |
| Carcharodorhynchus nativus Diez, Reygel, & Artois, 2019 | pre-2019 | | | |
| Carcharodorhynchus papillaris Diez, Reygel, & Artois, 2019 | pre-2019 | | | |
| Cheliplana spuriaseminalis Diez, Reygel, & Artois, 2019 | pre-2019 | | | |
| Cheliplana subproximalis Diez, Reygel, & Artois, 2019 | pre-2019 | | | |
| Cheliplana verrucosa Diez, Reygel, & Artois, 2019 | pre-2019 | | | |
| Schizochilus bueycabonensis Diez, Reygel, & Artois, 2019 | pre-2019 | | | |
| Schizochilus espinosai Diez, Reygel, & Artois, 2019 | pre-2019 | | | |