Madracis is a genus of cnidarians belonging to the family Pocilloporidae. The genus has a cosmopolitan distribution.
Description Madracis contains deep water azooxanthellate colonial species. They have a diverse array of growth forms, including fragile branching, dense ramose coralla, massive columnar, nodular and encrusting forms.Neves, Elizabeth & Johnsson, R.. (2009). Taxonomic revision of the southwestern Atlantic Madracis and the description of Madracis fragilis n. sp. (Scleractinia: Pocilloporidae), a new coral species from Brazil. Scientia Marina. 73. 739-746. 10.3989/scimar.2009.73n4739.
Species The following species are recognised:
Madracis asanoi Madracis asperula Madracis auretenra Madracis brueggemanni (Ridley, 1881) Madracis carmabi Vermeij, Diekmann & Bak, 2003 † Madracis crescentensis Durham, 1942 Madracis decactis (Lyman, 1859) † Madracis densa Budd, 1992 † Madracis dodecachora Squires, 1958 † Madracis duncani Wells, 1945 Madracis formosa Wells, 1973 Madracis fragilis Neves & Johnsson, 2009 † Madracis ganei Vaughan, 1900 † Madracis gregorioi Vaughan, 1900 Madracis hellana Milne Edwards & Haime, 1850 † Madracis herrecki Wells, 1934 Madracis interjecta Marenzeller, 1907 † Madracis johnsoni Vaughan, 1900 † Madracis johnwellsi Frost & Langenheim, 1974 Madracis kauaiensis Vaughan, 1907 Madracis kirbyi Veron & Pichon, 1976 Madracis myriaster (Milne Edwards & Haime, 1850) Madracis pharensis (Heller, 1868) Madracis profunda Zibrowius, 1980 † Madracis senaria Wells, 1973 † Madracis stewarti Durham, 1942 † Madracis vaughani Wells, 1941
References