Historical Examples

• Extracapsular body very voluminous, foamy, with innumerable alveoles in the jelly, and many xanthell between them.

  Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)

  Ernst Haeckel

• The extracapsular calymma is an alveolated sphere, the diameter of which is six to eight times that of the capsule.

  Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Second Part: Subclass Osculosa; Index

  Ernst Haeckel

• The composition and significance of these extracapsular pigments are not completely known.

  Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)

  Ernst Haeckel

• The rapidity and character of the extracapsular currents are subject to great variations.

  Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)

  Ernst Haeckel

• Extracapsular jelly-envelope very thin, contains small yellow bodies (zooxanthell).

  Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)

  Ernst Haeckel