Spicule Images: a) Oxeas- I; b) oxeas-styles II, c) enlarged tips of oxeas I; d) enlargement of a style II; e) plagiotriaenes; f) anatriaene; g) enlargement of clads of anatriaenes and of a deformed mesoprotriaene (lower right); h) microscleres (sterraster; spined asters in three types, oxyasters, slender and stout, and and strongyl- or oxyasters); g) enlargement of microscleres (rossettes and hilum of sterraster on the left;). Sample from Islas de San Bernardo, Colombia.