Appearance
This species frequently occurs in dense clusters. It has large 2-4 cm cylindrical zooids. They generally range from black to dark blue to gray in colour, with individual zooids having fluorescent green, yellow, or white rings around both siphons....hieroglyph snipped... The external cover has a firm basal matrix, and is somewhat transparent and soft.
Distribution
''Clavelina robusta'' is found, often in large colonies, in the Western Pacific, Australia, Indonesia, the Philippines, Japan, and the Solomon Islands.References:
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