Biology:Felimida

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Felimida is a genus of sea slugs, dorid nudibranchs, shell-less marine gastropod mollusks in the family Chromodorididae.[1]

Taxonomic history

Many of the species currently included in the genus Felimida were previously contained in the large genus Chromodoris until a revision of the family Chromodorididae demonstrated that the name Chromodoris should be used for a smaller group of species.[2][3]

When Eveline Du Bois-Reymond Marcus introduced the genus in 1971, her rationale was: "As it is desirable to subdivide the numerous species of the genus Chromodoris, I allot the present material to the new genus Felimida, based upon the denticulation of the radular teeth. There are no species of Chromodoris known to have denticles on the inner side of the lateral teeth 2-4."[4]

Felimida is a polyphyletic genus. In 2025, a clade was identified within Felimida through molecular and morphological analysis, and subsequently several species were transferred to their own genus, Rudmania.[5]

Etymology

Felimida was first described by Marcus, when she proposed F. sphoni as the genus' type species as well as introduced the similar species Doris tanya. F. sphoni is named for malacologist Gale Sphon, who sent Marcus specimens of the species while working for the Los Angeles County Museum.[4] D. tanya is named after Tanya, Sphon's cat, and the genus name Felimida allegedly refers to the Latin word for cat.[6]

Description

Marcus characterized Felimida as "Chromodoridids with unicuspidate lateral teeth, with many denticles on the outer side, and with denticles on the inner side of laterals 1-4."[4]

Species

Species currently brought into synonymy[1]:

  • Felimida atlantica Padula, Wirtz & Schrödl, 2017: synonym of Rudmania atlantica
  • Felimida britoi Ortea & J. M. Pérez, 1983: synonym of Felimida binza Ev. Marcus & Er. Marcus, 1963
  • Felimida dalli Bergh, 1879: synonym of Chromolaichma dalli
  • Felimida edmundsi Cervera, Garcia-Gomez & Ortea, 1989: synonym of Chromolaichma edmundsi
  • Felimida fentoni Valdés, Gatdula, Sheridan & Herrera, 2011: synonym of Rudmania fentoni
  • Felimida grahami T. E. Thompson, 1980: synonym of Rudmania grahami
  • Felimida kpone Edmunds, 1981: synonym of Rudmania kpone
  • Felimida krohni Vérany, 1846: synonym of Rudmania krohni
  • Felimida neona Er. Marcus, 1955: synonym of Felimida clenchi Russell, 1935
  • Felimida paulomarcioi Domínguez, García & Troncoso, 2006): synonym of Rudmania grahami T. E. Thompson, 1980
  • Felimida purpurea Risso in Guérin, 1831: synonym of Rudmania purpurea
  • Felimida rodomaculata Ortea & Valdés, 1992: synonym of Felimida luteopunctata Gantès, 1962

References

  1. 1.0 1.1 Bouchet, P.; Caballer, M. (2026). Felimida. at Felimida Ev. Marcus, 1971 Accessed through: World Register of Marine Species on 2026-04-21
  2. Johnson R.F. & Gosliner T.M. (2012) Traditional taxonomic groupings mask evolutionary history: A molecular phylogeny and new classification of the chromodorid nudibranchs. PLoS ONE 7(4): e33479.
  3. Rudman W.B. (1984) The Chromodorididae (Opisthobranchia: Mollusca) of the Indo-West Pacific: a review of the genera. Zoological Journal of the Linnean Society 81 (2/3): 115-273. page(s): 130
  4. 4.0 4.1 4.2 MARCUS, EVELINE DU B.-R. (1971-08-01). "ON SOME EUTHYNEURAN GASTROPODS FROM THE INDIAN AND PACIFIC OCEANS". Journal of Molluscan Studies 39 (5): 355–369. doi:10.1093/oxfordjournals.mollus.a065115. ISSN 0260-1230. https://academic.oup.com/mollus/article-abstract/39/5/355/1039772?redirectedFrom=fulltext. 
  5. De Oliveira, J. P. G.; Henryco, B.; Ardila, N. E.; Schrödl, M.; Padula, V. (2025). From discovery to reclassification: a new genus and taxonomic revision of Rudmania grahami (Thompson, 1980) comb. nov. (Mollusca, Nudibranchia, Chromodorididae). Marine Biodiversity. 55: 116 (17 pp.).
  6. "Gale G. Jr. Sphon | Shellers From the Past and Present" (in en). https://www.conchology.be/?t=9001&id=29158. 

Wikidata ☰ Q970860 entry