OCR Text |
Show 1 9 0 5 . ] SPONGE CLATHRINA CONTORTA. 1 5 Text-fig. 5. Spicules of Leucosolenia, Sycon, and Clathrina. Figg. 7 a-7 I. Spicules of a specimen in Norman's collection, received from Bower-bank with label Leucosolenia contorta and identified by Haeckel as Ascandra contorta ; showing spicules of Leucosolenia variabilis (7 a-7 j), mixed with spicules of Sycon sp. (7 k, 71).- Figg. 8 a-8 m. Spicules of a specimen in Norman's collection received from Bowerbank with label Leucosolenia contorta; showing spicules of Leucosolenia complicata (8a-8j) mixed with spicules of Clathrina coriacea (8 k-8m). |