Physical Description

Diagnostic Description

Edwardsiidae with body divisible into physa, scapus, and capitulum; physa short, ampullaceous, without nemathybomes or periderm. Scapus long, with batteries of nematocysts (nemathybomes) sunk into mesoglea. Tentacles at least 12, inner shorter than outer ones. Only eight perfect mesenteries fertile and with filaments. Retractors very strong, diffuse to restricted reniform, parietal muscles well developed. Cnidom: spirocysts, basitrichs, microbasic b-, p-, and t-mastigophores, pterotrichs.

  • Carlgren, O. (1949) A Survey of the Ptychodactiaria, Corallimorpharia, and Actiniaria. Kungliga Svenska Vetenskaps-Akademiens Handlingar 4th Series, 1, 1-121.
  • Daly, M. and Ljubenkov, J. C. (2008) Edwardsiid sea anemones of California (Cnidaria: Actiniaria: Edwardsiidae), with descriptions of eight new species. Zootaxa, 1860, 1-27.
  • England, K.W. (1987) Actiniaria from the Red Sea and tropical Indo-Pacfic. Bulletin of the British Museum of Natural History, 53, 205-292.
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Ecology

Habitat

Depth range based on 818 specimens in 56 taxa.
Water temperature and chemistry ranges based on 374 samples.

Environmental ranges
  Depth range (m): 0 - 2300
  Temperature range (°C): -1.785 - 28.157
  Nitrate (umol/L): 0.209 - 30.666
  Salinity (PPS): 18.292 - 39.115
  Oxygen (ml/l): 3.491 - 8.202
  Phosphate (umol/l): 0.088 - 2.130
  Silicate (umol/l): 0.780 - 81.661

Graphical representation

Depth range (m): 0 - 2300

Temperature range (°C): -1.785 - 28.157

Nitrate (umol/L): 0.209 - 30.666

Salinity (PPS): 18.292 - 39.115

Oxygen (ml/l): 3.491 - 8.202

Phosphate (umol/l): 0.088 - 2.130

Silicate (umol/l): 0.780 - 81.661
 
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Wikipedia

Edwardsia

Edwardsia is a genus of sea anemones, the type of the family Edwardsiidae. They have eight mesenteries and live in tubes in the sand. The name, in New Latin, commemorates the French zoologist Henri Milne-Edwards.

The genus contains the following species:[1][2]

References

  1. ^ a b WoRMS (2011). "Edwardsia". World Register of Marine Species. http://www.marinespecies.org/aphia.php?p=taxdetails&id=100730. Retrieved December 4, 2011.
  2. ^ Marymegan Daly, Renzo Perissinotto, Megan Laird, David Dyer & Antonio Todaro (2012). "Description and ecology of a new species of Edwardsia de Quatrefages, 1842 (Anthozoa, Actiniaria) from the St Lucia Estuary, South Africa". Marine Biology Research 8 (3): 233–245. doi:10.1080/17451000.2011.617757.
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