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报道黔北早志留世中期 (MiddleLlandovery)地层中新发现的四射珊瑚 7属———Cantrillia ,Neocantrillia,Prototryplasma,Pycnostylus,Dalmanophyllum ?,Rhegmaphyllum ,Schlotheimophyllum ,并描述产自黔东北石阡奥陶纪末期 (LateAshgill)观音桥层四射珊瑚 2种———Grewingkiacf.bilateralisNeuman ,Brachyelasmacf.mediosep tatum(Neuman)及晚奥陶世 (EarlyAshgill期 )涧草沟组中首次发现的四射珊瑚Crassilasmasp .。全文共描述四射珊瑚 13属 18种 ,其中 6新种 ,它们是Crassilasmafenggangensesp .nov .,C .crebrumseptatumsp .nov .,Dinophyl luminsolitumsp .nov .,Neocantrilliasiluricasp .nov .,Prototryplasmaguizhouensesp .nov .,Schlotheimophyllumregeneranumsp .nov .。
It is reported that Cantrillia, Neocantrillia, Prototryplasma, Pycnostylus, Dalmanophyllum?, Rhegmaphyllum, Schlotheimophyllum are the seven newly discovered coral corals found in the MiddleLlandovery strata in northern Guizhou. (LateAshgill) Guanyin bridge two kinds of coral reef --- Grewingkiacf.bilateralisNeuman, Brachyelasmacf.mediosep tatum (Neuman) and Late Ordovician (EarlyAshgill period) Jiancaogou group first found coralline Crassilasmasp .. The full text of this article describes 18 species of 13 genera of the genus Coral, of which 6 are new. These are Crassilasmafenggangensesp. Nov., C.crebrumseptatum sp .nov., Dinophyl luminsolitumsp .nov., Neocantrilliasiluricasp .nov., Prototryplasmaguizhouensesp .nov., Schlotheimophyllumregeneranumsp .nov. .