Flustridae Fleming, 1828

Synonyms Author
Hincksinidae Canu & Bassler, 1927

Colony erect with broad or narrow flattened fronds arising from an encrusting base, or wholly encrusting. Fronds uni-or bilamellar. Zooids not heavily calcified, generally rectangular, with a wholly membranous frontal surface, or with a short gymnocyst. Spines present or absent. Avicularia vicarious or interzooidal or absent. Ovicell endozooidal or lacking. (Gordon 1984)

This family includes the genera:

  1. Austroflustra (Family uncertain?)
  2. Carbasea
  3. Chartella
  4. Cribralaria
  5. Flustra
  6. Gontarella
  7. Gregarinidra
  8. Hincksina
  9. Hincksinoflustra
  10. Isoseculiflustra
  11. Kenella
  12. Klugeflustra (Family uncertain?)
  13. Membraniporopsis (Now in Sinoflustridae)
  14. Nematoflustra
  15. Neoflustra (Family uncertain?)
  16. Retiflustra
  17. Sarsiflustra
  18. Securiflustra
  19. Serratiflustra
  20. Sinoflustra (Now in Sinoflustridae)
  21. Spiralaria
  22. Terminoflustra

Carbasea indivisa Cribralaria austrinsulensis Cribralaria curvirostris Cribralaria ponticula
Carbasea indivisa
A colour photograph by
Karen Gowlett-Holmes is available.
Cribralaria austrinsulensis Cribralaria curvirostris Cribralaria ponticula
Cribralaria pseudosolomonensis Cribralaria solomonensis Flustra foliacea Gregarinidra serrata [Hincksina longiavicularia]
Cribralaria pseudosolomonensis Cribralaria solomonensis Flustra foliacea
(Andrew Grischenko photo
Gregarinidra serrata Hincksina longiavicularia
(Thanks to Matt Dick)
[Hincksina polacantha] Hincksinoflustra Membraniporopsis bifloris Membraniporopsis tubigera
Hincksina polacantha
(Thanks to Dave Bilderback)
Hincksinoflustra denticulata Membraniporopsis bifloris Membraniporopsis tubigera
Retiflustra cornea Retiflustra reticulum Sinoflustra annae Spiralaria florea
Retiflustra cornea Retiflustra reticulum
(Jan Watson underwater photo)
Sinoflustra annae Spiralaria florea
(Jan Watson underwater photo)

Hincksina page at NMITA

Flustra foliacea at Encyclopedia of Marine Life of Britain and Ireland.
Chartella papyracea at Encyclopedia of Marine Life of Britain and Ireland.
Securiflustra securifrons at Encyclopedia of Marine Life of Britain and Ireland.

Carbasea carbasea page at UWPhoto, Norway

Flustra foliacea at the Marine Life of the Channel Islands site.

Securiflustra securifrons plus a second photo at Frank Emil Moen's site in Norway (Many underwater photographs of Norwegian Bryozoa)


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Edited by Phil Bock
Modified on 3/6/2022
This URL is http://bryozoa.net/cheilostomata/flustridae/index.html