Substrate: live massive Porites; Sampled by J. Allen, identified by C. Schönberg. All measurements are of mature, fully formed endosomal oxeas to allow statistical comparison with other samples. Measurements conducted by C. Schönberg on preparation of acid-cleaned spicules made by C. Schönberg. Data are sorted vertically by spicule width.; Schönberg, Christine H. L. (2000) Bioeroding sponges common to the central Australian Great Barrier Reef: descriptions of three new species, two new records, and additions to two previously desribed species. Senckenbergiana maritima 30: 161-221 (QMLabelEvent: pp. 182-184, App. 6, Pl. 3 fig. 16, Pl. 10 fig. 61).