Ctenactis

Ctenactis is a genus of solitary disc corals in the family Fungiidae. Members of this genus are found in the Indo-Pacific region.

Ctenactis
Ctenactis echinata
Scientific classification
Kingdom:	Animalia
Phylum:	Cnidaria
Subphylum:	Anthozoa
Class:	Hexacorallia
Order:	Scleractinia
Family:	Fungiidae
Genus:	Ctenactis Verrill, 1864 [1]
Species
See text

Characteristics

Members of this genus are medium to large oval disc corals. They have an axial furrow with usually a single mouth opening, though sometimes there are several mouths. The septa are heavily toothed with sharp triangular teeth. The costae are weakly developed and have long arborescent spines.^{[citation needed]}

Species

The World Register of Marine Species currently lists the following species:^[1]

• Ctenactis albitentaculata Hoeksema, 1989
• Ctenactis crassa (Dana, 1846)
• Ctenactis echinata (Pallas, 1766)