Leucetta primigenia (common names - ferruginous sponge, Rostroter Kalkschwamm) is a species of calcareous sponge in the family Leucettidae, and was first described in 1872 by Ernst Haeckel. Vol. 1 pp. 1-396; Vol. 2 pp. 1-418; Vol. 3, pls 1-30. Distribution The type locality is in the western Mediterranean. In Australia it is found in New South Wales coastal waters, at depths of 3-385 m.
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