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DescriptionSolitary zooids: Test soft, with eight longitudinal rows of minute echinae on the surface. Posterior projections very long, lateral projections absent, mid-ventral projections strongly developed. All test projections echinate. Atrial palps bifurcate. MI to MII barely contiguous, MII to MIII and MIV toMV strongly fused dorsally. Number of muscular fibers, including the intermediate muscle: 30-36.