綜合描述
單體珊瑚,珊瑚體外觀略呈圓錐形,肋脊明顯,突出珊瑚孔約4~6 mm。珊瑚體兩側間夾角約115~150°,側緣夾角44~80°。珊瑚體側緣具有數片翼狀突起(crest),形狀不規則,大小約2 mm。珊瑚孔大,略呈橢圓形,最大直徑約53 mm。大型珊瑚個體具有隔片5組(S1~S5)約72片,第5組隔片通常消失;小型珊瑚個體(珊瑚孔<35 mm)具有4組,呈六放排列。S1和S2相同大小,隔片上緣具有細小突起,末端與中柱連接;S3長度約為S1的3/4,表面具有許多顆粒狀小突起,末端可能與中柱連接;S4長度約為S3的3/4,表面光滑;S5最小,呈退化狀,隔片長度為S1=S2>S3>S4>>S5。中柱由S1和S2末端邊緣突起組成,呈直線排列。肋片(C1~3)粗大明顯,突出生長,末端與根部連接。
參考文獻
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Cairns SD, Zibrowius H (1997) Cnidaria Anthozoa: Azooxanthellate Scleractinia from the Philippine and Indonesian regions. Mem Mus Natl Hist Nat, Paris 172: 27-243.