Tylodina perversa
(Gmelin, 1791)

Family: Tylodinidae


Mediterranean and northeast Atlantic at least as far as British Isles.


UPPER: on food sponge, Aplysina aerophoba [Formerly known as Verongia aerophoba]. See eaten patch below animal.
LOWER LEFT: right side view showing large gill which in all notaspids is found on the right of the body, and in Tylodina and Umbraculum protected by the limpet-shaped shell.
LOWER RIGHT: View of head showing large enrolled rhinophores with small black eyes at their base. Banyuls sur Mer, Mediterranean coast, France, 1991.
PHOTOS: Daniel L. Geiger.

• Gmelin, J.R. (1791) Caroli a Linne Systema Naturae per regna tria naturae, Vol. 1, Pt. 6, Cl. 6, Vermes, p. 3021-3910. Leipzig.

Authorship details
Rudman, W.B., 1999 (June 5) Tylodina perversa (Gmelin, 1791). [In] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/factsheet/tyloperv

Related messages

  1. Tylodina perversa from Turkey
    From: Hakan Kabasakal, May 14, 2010
  2. Re: Tylodina perversa from Israel
    From: Dani Barchana, November 11, 2008
  3. Re: Giant Tylodina perversa
    From: Roberto Pillon, July 9, 2008
  4. Tylodina perversa from the Azores
    From: David Abecasis, August 13, 2007
  5. Tylodina perversa from Israel
    From: Dani Barchana, June 8, 2007
  6. Shell-less Tylodina perversa
    From: Hervé Limouzin, May 23, 2006
  7. Tylodina perversa from Turkey
    From: Goker Goksel, October 8, 2005
  8. Tylodina perversa from the Mediterranean
    From: Adrian Valls, January 26, 2005
  9. Re: Tylodina perversa - chemical defence
    From: Carsten Thoms, July 13, 2004
  10. Giant Tylodina perversa
    From: Marina Poddubetskaia, July 30, 2003
  11. Tylodina perversa from Turkey
    From: Ferda Buyukbaykal, January 26, 2003
  12. Tylodina perversa - chemical defence
    From: Bill Rudman, January 26, 2003
  13. Tylodina perversa + its egg-ribbon
    From: Marina Poddubetskaia, July 29, 2002
  14. Etymology of Tylodina perversa
    From: Josep Mª Dacosta, September 4, 1999

Show factsheet and all related messages