WoRMS taxon details
Tethys Linnaeus, 1767
138548 (urn:lsid:marinespecies.org:taxname:138548)
accepted
Genus
Tethys fimbria Linnaeus, 1767 (type by subsequent designation)
Fimbria O'Donoghue, 1926 · unaccepted (invalid: junior homonym of...)
invalid: junior homonym of Fimbria Megerle, 1811.
Tethys Linnaeus, 1758 · unaccepted > unavailable name (Placed by Opinion 200 on the...)
Placed by Opinion 200 on the Official List of Rejected and Invalid Names
- Species Tethys dominguensis Pruvot-Fol, 1954
- Species Tethys fimbria Linnaeus, 1767
- Species Tethys occidentalis (Odhner, 1936)
- Subgenus Tethys (Aplysia) Linnaeus, 1767 accepted as Aplysia Linnaeus, 1767
- Species Tethys (Aplysia) tarda A. E. Verrill, 1901 accepted as Aplysia tarda (A. E. Verrill, 1901) (unaccepted > superseded combination)
- Species Tethys (Aplysia) willcoxi (Heilprin, 1887) accepted as Aplysia fasciata Poiret, 1789 (unaccepted > junior subjective synonym)
- Species Tethys (Aplysia) morio A. E. Verrill, 1901 represented as Aplysia morio (A. E. Verrill, 1901)
- Subgenus Tethys (Neaplysia) J. G. Cooper, 1863 accepted as Aplysia Linnaeus, 1767 (unaccepted combination)
- Species Tethys (Neaplysia) californica (J. G. Cooper, 1863) accepted as Aplysia californica J. G. Cooper, 1863 (unaccepted > superseded combination)
- Species Tethys (Neaplysia) ritteri T. D. A. Cockerell, 1901 accepted as Aplysia californica J. G. Cooper, 1863 (junior synonym)
- Subgenus Tethys (Phycophila) A. Adams, 1861 accepted as Phycophila A. Adams, 1861 (unaccepted > superseded combination)
- Species Tethys (Phycophila) adamsi Pilsbry, 1896 (uncertain > taxon inquirendum)
- Species Tethys californicus (J. G. Cooper, 1863) accepted as Aplysia californica J. G. Cooper, 1863 (unaccepted > superseded combination)
- Species Tethys capensis O'Donoghue, 1929 accepted as Aplysia juliana Quoy & Gaimard, 1832
- Species Tethys cervina Dall & C. T. Simpson, 1901 accepted as Aplysia cervina (Dall & C. T. Simpson, 1901) (unaccepted > superseded combination)
- Species Tethys cornigera Macri, 1816 accepted as Tethys fimbria Linnaeus, 1767 (synonym)
- Species Tethys extraordinaria J. K. Allan, 1932 accepted as Aplysia extraordinaria (J. K. Allan, 1932) (unaccepted > superseded combination)
- Species Tethys fimbriata [sic] accepted as Tethys fimbria Linnaeus, 1767 (misspelling)
- Species Tethys floridensis Pilsbry, 1895 accepted as Aplysia fasciata Poiret, 1789
- Species Tethys hirasei Baba, 1936 accepted as Aplysia oculifera A. Adams & Reeve, 1850
- Species Tethys kurodai Baba, 1937 accepted as Aplysia kurodai (Baba, 1937) (unaccepted > superseded combination)
- Species Tethys maculata (Rang, 1828) accepted as Aplysia maculata Rang, 1828 (unaccepted > superseded combination)
- Species Tethys operta Burne, 1906 accepted as Aplysia argus Rüppell & Leuckart, 1830 (unaccepted > junior subjective synonym)
- Species Tethys panamensis Pilsbry, 1895 accepted as Aplysia dactylomela Rang, 1828
- Species Tethys parthenopeia Macri, 1816 accepted as Tethys fimbria Linnaeus, 1767 (synonym)
- Species Tethys parvula (Mörch, 1863) accepted as Aplysia parvula Mörch, 1863 (unaccepted > superseded combination)
- Species Tethys peasei Tryon, 1895 accepted as Aplysia peasei (Tryon, 1895)
- Species Tethys polyphylla Macri, 1816 accepted as Tethys fimbria Linnaeus, 1767 (synonym)
- Species Tethys robertsi Pilsbry, 1895 accepted as Aplysia robertsi (Pilsbry, 1895) (original combination)
- Species Tethys willcoxi (Heilprin, 1887) accepted as Aplysia fasciata Poiret, 1789 (unaccepted > junior subjective synonym)
- Species Tethys elegans W. H. Turton, 1932 (uncertain > taxon inquirendum)
- Species Tethys modesta Thiele, 1910 (uncertain > taxon inquirendum)
marine
Linnaeus, C. (1767). Systema naturae per regna tria naturae: secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Ed. 12. 1., Regnum Animale. 1 & 2. [The system of nature through the three kingdoms of nature: according to classes, orders, genera, species, with characters, differences, synonyms, places. Ed. 12. 1., Animal Kingdom. 1 & 2]. <em>Holmiae [Stockholm], Laurentii Salvii.</em> pp. 1-532 [1766] pp. 533-1327 [1767]., available online at http://www.biodiversitylibrary.org/item/83650#5 [details] 
MolluscaBase eds. (2025). MolluscaBase. Tethys Linnaeus, 1767. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=138548 on 2025-03-28
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Nomenclature
original description
Linnaeus, C. (1767). Systema naturae per regna tria naturae: secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Ed. 12. 1., Regnum Animale. 1 & 2. [The system of nature through the three kingdoms of nature: according to classes, orders, genera, species, with characters, differences, synonyms, places. Ed. 12. 1., Animal Kingdom. 1 & 2]. <em>Holmiae [Stockholm], Laurentii Salvii.</em> pp. 1-532 [1766] pp. 533-1327 [1767]., available online at http://www.biodiversitylibrary.org/item/83650#5 [details]
original description (of Tethys Linnaeus, 1758) Linnaeus, C. (1758). Systema Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. [The system of nature through the three kingdoms of nature, according to classes, orders, genera, species, with characters, differences, synonyms, places.]. <em>Impensis Direct. Laurentii Salvii. Holmiae [Stockholm].</em> 1(10) [iii], 824 p., available online at https://biodiversitylibrary.org/page/726886
page(s): 653 [details] Available for editors
[request]
basis of record Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca. in: Costello, M.J. et al. (eds), European Register of Marine Species: a check-list of the marine species in Europe and a bibliography of guides to their identification. <em>Patrimoines Naturels.</em> 50: 180-213., available online at http://www.vliz.be/imisdocs/publications/ocrd/254404.pdf [details]
original description (of Tethys Linnaeus, 1758) Linnaeus, C. (1758). Systema Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. [The system of nature through the three kingdoms of nature, according to classes, orders, genera, species, with characters, differences, synonyms, places.]. <em>Impensis Direct. Laurentii Salvii. Holmiae [Stockholm].</em> 1(10) [iii], 824 p., available online at https://biodiversitylibrary.org/page/726886
page(s): 653 [details] Available for editors
[request]basis of record Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca. in: Costello, M.J. et al. (eds), European Register of Marine Species: a check-list of the marine species in Europe and a bibliography of guides to their identification. <em>Patrimoines Naturels.</em> 50: 180-213., available online at http://www.vliz.be/imisdocs/publications/ocrd/254404.pdf [details]
Taxonomy
status source
ICZN. (1954). Opinion 200. Validation, under the Plenary Powers, of the accumstomed usage of the generic names <i>Tethys</i> Linnaeus, 1767, and <i>Aplysia</i> Linnaeus, 1767 (Class Gastropoda). <em>Opinions and declarations rendered by the International Commission on Zoological Nomenclature.</em> 3: 241-265. [Issued 27th January, 1954]., available online at http://biodiversitylibrary.org/page/34653700 [details]
Present Inaccurate Introduced: alien Containing type locality
