Characters: Colonies are mostly submassive and meandroid. Valleys are highly convoluted. Septo-costae are in two indistinct orders; they seldom join on the tops of walls, but rather are obliquely fused forming a thin ridge.
Colour: Cream, green or light brown.
Habitat: Reef slopes.
Abundance: Locally common.
Taxonomic Note: The type species of Ctenella Matthai, 1928.