zaphrentoid

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English

Noun

zaphrentoid (plural zaphrentoids)

  1. (zoology) A member of the taxonomic family Zaphrentidae, a prehistoric hexacoral.
    • 1914, George Gilmore Scott, A Physiological Study of the Changes in Mustelus Canis Produced by Modifications in the Molecular Concentration of the External Medium, page 189:
      Simpson in 1900 proposed Hapsiphyllum for zaphrentoids, with a horseshoe-shaped inner wall, making Zaphrentis calcareformis Hall the genotype.
    • 1969, Acta palaeontologica Polonica, volume 14, page 131:
      According to Ivanovsky (1960), a structure typical of zaphrentoids is as follows: 1) corals are solitary; 2) septa have a bilateral symmetry in relation to cardinal septum situated in a fossula; []