Literature
  • Pax, 1962
  • Die Anthozoenfauna der Adria. Fauna et Flora Adriatica, Split, Vol. 3: 1-343.
  • 1979
  • Development of coloniality in Hydrozoa. pp. 105-139. In: G. Larwood and B. R. Rosen (eds.), Biology and Systematics of Colonial Organisms. Systematics Association special volume no. 11. Academic Press, London and New York.
  • Purcell 1977
  • Aggressive function and induced development of catch tentacles in the sea anemone Metridium senile (Coelenterata, Actiniaria). Biol. Bull. mar. biol. Lab., Woods Hole 153: 335-368.