| Nominal Species (n = 45) | Present allocation (n = 43) | Ref. |
|---|---|---|
| Pleurobranchaea agassizii Bergh, 1897 | Berthella agassizii | 83435 |
| Pleurobranchus agassizii MacFarland, 1909 | Berthella agassizii | 83435 |
| Pleurobranchus americana Verrill, 1885 | Berthella americana | 83435 |
| Adeorbis antarctica Thiele, 1912 | Tomthompsonia antarctica | 83435 |
| Bathyberthella antarctica Willan & Bertsch, 1987 | Bathyberthella antarctica | 83435 |
| Pleurobranchus areolatus Morch, 1863 | Pleurobranchus areolatus | 19 |
| Pleurobranchus atlanticus Abbott, 1949 | Pleurobranchus atlanticus | 83435 |
| Pleurobranchaea bonnieae Marcus & Gosliner, 1984 | Pleurobranchaea bonnieae | 19 |
| Pleurobranchus brockii Bergh, 1897 | Pleurobranchus brockii | 844 |
| Pleurobranchaea bubala Marcus & Gosliner, 1984 | Pleurobranchaea bubala | 866 |
| Pleurobranchaea californica MacFarland, 1966 | Pleurobranchaea californica | 19 |
| Berthella canariensis Cervera, Gosliner, Gomez & Ortea, 2000 | Berthella canariensis | 7916 |
| Pleurobranchus citrina Ruppell & Leuckart, 1828 | Berthellina citrina | 7727 |
| Pleurobranchus emys Marcus, 1984 | Pleurobranchus emys | 3446 |
| Berthellina engeli Gardiner, 1936 | Berthellina engeli | 3477 |
| Pleurobranchus evelinae Thompson, 1977 | Pleurobranchus evelinae | 83435 |
| Pleurobranchus forskali Ruppell & Leuckart, 1828 | Pleurobranchus forskali | 844 |
| Pleurobranchus gigas Sawaya & Grempel, 1972 | Pleurobranchus gigas | 83435 |
| Pleurobranchus grandis Pease, 1868 | Pleurobranchus grandis | 844 |
| Pleurehdera haraldi Marcus & Marcus, 1970 | Pleurehdera haraldi | 3477 |
| Pleurobranchaea hedgpethi Abbott, 1952 | Pleurobranchaea inconspicua | 19 |
| Oscanius hilli Hedley, 1894 | Pleurobranchus hilli | 7727 |
| Pleurobranchaea inconspicua Bergh, 1897 | Pleurobranchaea inconspicua | 19 |
| Pleurobranchus inhacae Macnae, 1962 | Pleurobranchus inhacae | 866 |
| Pleurobranchus iouspi Marcus, 1984 | Pleurobranchus iouspi | 83435 |
| Pleurobranchus lacteus Dall & Simpson, 1901 | Pleurobranchus lacteus | 83435 |
| Pleurobranchidium maculata Quoy & Gaimard, 1832 | Pleurobranchaea maculata | 7727 |
| Pleurobranchaea meckeli (Blainville, 1825) | Pleurobranchaea meckeli | 3477 |
| Berthella medietas Burn, 1962 | Berthella medietas | 7727 |
| Placobranchopsis niveus Verrill, 1901 | Pleurobranchus niveus | 83435 |
| Koonsia obesa Verrill, 1882 | Pleurobranchaea obesa | 83435 |
| Parabathyberthella orcadensis García, García-Gómez, Troncoso & Cervera, 1994 | Parabathyberthella orcadensis | 83435 |
| Pleurobranchus patagonica d'Orbigny, 1835 | Berthella patagonica | 83435 |
| Pleurobranchus peroni Cuvier, 1804 | Pleurobranchus peronii | 844 |
| Pleurobranchus platei Bergh, 1898 | Berthella platei | 83435 |
| Berthella quadridens Mörch, 1863 | Berthellina quadridens | 3446 |
| Pleurobranchus reesi White, 1952 | Pleurobranchus reesi | 19 |
| Berthella serenitas Burn, 1962 | Berthella serenitas | 7727 |
| Pleurobranchus stellata Risso, 1826 | Berthella stellata | 83435 |
| Berthella tamiu Marcus, 1984 | Berthella tamiu | 83435 |
| Pleurobranchaea tarda Verrill, 1880 | Pleurobranchaea tarda | 19 |
| Pleurobranchus testudinarius Cantraine, 1835 | Pleurobranchus testudinarius | 3477 |
| Polictenidia tomasi García, Troncoso, Cervera & García-Gómez, 1996 | Polictenidia tomasi | 83435 |
| Berthella tupala Marcus, 1957 | Berthella tupala | 19 |
| Pleurobranchus xhosa Macnae, 1962 | Pleurobranchus xhosa | 844 |