Borlasia camillea Quatrefages, 1846 accepted as Emplectonema neesii (Örsted, 1843) (original description)
Borlasia carmellina Quatrefages, 1846 accepted as Baseodiscus delineatus (Delle Chiaje, 1822) (original description)
Cerebratulus crassus Quatrefages, 1846 accepted as Paradrepanophorus crassus (Quatrefages, 1846) (original description)
Cerebratulus depressus Quatrefages, 1846 (original description)
Cerebratulus spectabilis Quatrefages, 1846 accepted as Drepanophorus spectabilis (Quatrefages, 1846) (original description)
Nemertes antonina Quatrefages, 1846 accepted as Tetranemertes antonina (Quatrefages, 1846) (original description)
Nemertes balmea Quatrefages, 1846 accepted as Emplectonema gracile (Johnston, 1837) (original description)
Nemertes coronata (Quatrefages, 1846) accepted as Tetrastemma coronatum (Quatrefages, 1846) (original description)
Nemertes peronea Quatrefages, 1846 accepted as Nemertopsis bivittata (Delle Chiaje, 1841) (original description)
Oerstedia Quatrefages, 1846 (original description)
Oerstedia maculata Quatrefages, 1846 accepted as Oerstedia dorsalis (Abildgaard, 1806) (original description)
Oerstedia tubicola Quartrefages, 1846 accepted as Oerstedia dorsalis (Abildgaard, 1806) (original description)
Polia armata Quatrefages, 1846 accepted as Tetrastemma quatrefagesi (Bürger, 1904) (original description)
Polia baculus Quatrefages, 1846 accepted as Tetrastemma baculus (Quatrefages, 1846) (original description)
Polia bembix Quatrefages, 1846 accepted as Nipponnemertes pulchra (Johnston, 1837) (original description)
Polia berea Quatrefages, 1846 accepted as Amphiporus lactifloreus (Johnston, 1828) (original description)
Polia coronata Quatrefages, 1846 accepted as Tetrastemma coronatum (Quatrefages, 1846) (original description)
Polia filum Quatrefages, 1846 accepted as Cephalothrix rufifrons (Johnston, 1837) (original description)
Polia fumosa Quarterages, 1846 accepted as Prosorhochmus claparedii Keferstein, 1862 (original description)
Polia glauca Quatrefages, 1846 accepted as Amphiporus lactifloreus (Johnston, 1828) (original description)
Polia humilis Quatrefages, 1846 accepted as Tetrastemma humilis (Quatrefages, 1846) (original description)
Polia mandilla Quatrefages, 1846 accepted as Amphiporus lactifloreus (Johnston, 1828) (original description)
Polia mutabilis Quatrefages, 1846 accepted as Amphiporus lactifloreus (Johnston, 1828) (original description)
Polia opaca Quatrefages, 1846 accepted as Lineus ruber (Müller, 1774) (original description)
Polia pulchella Quatrefages, 1846 accepted as Tetrastemma melanocephalum (Johnston, 1837) (original description)
Polia purpurea Quatrefages, 1846 (original description)
Polia sanguirubra Quatrefages, 1846 accepted as Tetrastemma flavidum Ehrenberg, 1828 (original description)
Polia vermiculus Quatrefages, 1846 accepted as Tetrastemma vermiculus (Quatrefages, 1846) (original description)
Polia violacea Quatrefages, 1846 accepted as Amphiporus lactifloreus (Johnston, 1828) (original description)
Valencinia dubia Quatrefages, 1846 (original description)
Valencinia longirostris Quatrefages, 1846 (original description)
Valencinia ornata Quatrefages, 1846 accepted as Tubulanus superbus (Kölliker, 1845) (original description)
Valencinia splendida Quatrefages, 1846 accepted as Tubulanus polymorphus [Renier], [1804] (original description)