Archaeocyathan knowledge base (Cambrian)
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Group : Tangential section
Tangential section means a parallel section to on particular structure.
Tangential section
List of descriptors
Type of carcass pores (OW/SW)
Size of carcass pores (OW/SW)
Distribution of carcass pores (OW/SW)
Repartition of carcass pores (OW/SW)
Repartition types of carcass pores (OW/SW)
Type of carcass pores (IW)
Type of microporous sheath (IW)
Repartition of bracts on secondary sheath (IW)
Type of sieve (IW)
Repartition of micropores (IW)
Type of microporous sheath (OW/SW)
Repartition of bracts on additional sheath (OW/SW)
Type of mesh (OW/SW)
Type of shieve (OW/SW)
Repartition of micropores (OW/SW)
Thorny corolla
Repartition of vertical intervallar structures pores
Porosity of vertical intervallar structures
Pores of vertical intervallar structures
Section of intervallar cells
Porosity of intervallar cells
Repartition of intervallar cells pores
Porosity of tabulae