Spicule dimensions of Siphonodictyon sp.; sample no. MNHN DT 2521

Originally described as 'Cliona labyrinthica' by E. Topsent, tentatively identified by C. Schönberg. All measurements are of mature, fully formed oxeas to allow statistical comparison with other samples. Measurements conducted on acid-cleaned spicules by C. Schönberg. Data are sorted vertically by spicule width.; Topsent, Emile (1888). Contribution à l'étude des Clionides. Archives de Zoologie Expérimentale et Générale, (2)5, suppl. 1887, 1-165, 7 pls. (MNHN DT 2521?: p. 79).