Spicule dimensions of Siphonodictyon siphonum (de Laubenfels, 1949); sample no. USNM 24107

Sampled and identified by K. Rützler. All measurements are of mature, fully formed endosomal oxeas to allow statistical comparison with other samples. Measurements conducted by C. Schönberg onpreparation of acid-cleaned spicules made by C. Schönberg. Data are sorted vertically by spicule width.; Rützler, Klaus (1971) Bredin-Archbold-Smithsonian Biological Survey of Dominica: burrowing sponges, genus Siphonodictyon Bergquist, from the Caribbean. Smisthonian Contributions to Zoology 77: 1-37 (USNM 24107: pp. 11-12, Fig. 10, Tab. 2, Pl. 7 and 9).