Graphoscyphia
Graphoscyphia DEBRENNE 1974a
Specimen-type: Protopharetra
graphica R. BEDFORD& W. R. BEDFORD, 1934, p. 4; OD; lectotype fig.
22
Systematics:
Order: ARCHAEOCYATHIDA
Okulitch, 1935
Suborder: ARCHAEOCYATHINA Okulitch, 1935>
Superfamily:
DICTYOCYATHOIDEA Taylor, 1910
Family: DICTYOCYATHIDAE
Taylor, 1910
Graphoscyphia Graphoscyphia graphica (R. BEDFORD & W. R. BEDFORD) lectotype NHM S4170 Botoman, Ajax Mine, Australia Transverse view (DEBRENNE, A. ZHURAVLEV & KRUSE, 2002). |
Graphoscyphia Graphoscyphia graphica (R. BEDFORD & W. R. BEDFORD) lectotype NHM S4170 Botoman, Ajax Mine, Australia Internal longitudinal view of inner wall (DEBRENNE, A. ZHURAVLEV & KRUSE, 2002). |
Outer wall
- Structure of outer carcass wall (OW/SW) : Carcass wall well defined
- Carcass perforations: outer wall or single wall (OW/SW) : Pores
- Type of carcass pores (OW/SW) : Irregular
- Size of carcass pores (OW/SW) : Uniform size
- Repartition of carcass pores (OW/SW) : Irregular repartition
- Relationship between rows of carcass pores and intersept (OW/SW) : ?
- Carcass bumps: outer wall or single wall (OW/SW) : None
- Carcass external plates: outer wall or single wall (OW/SW) : None
- Stipules : None
- Type of morphological tubes (OW/SW) : None
- Additional sheath : None
Inner wall
- Structure of inner carcass wall (IW) : Carcass wall well defined
- Stipules : None
- Carcass perforations: inner wall (IW) : Pores
- Type of carcass pores (IW) : Simple
- Relationship between rows of carcass pores and intersept (IW) : 1
- Relationship between rows of carcass pores and tabulae (IW) : No tabula
- Building of carcass perforations (IW) : Without participation of vertical structures
- Carcass external plates: inner carcass wall (IW) : None (external plates and/or inner wall)
- Type of morphological tubes (IW) : None
- Additional sheath : None
Intervallum
- Vertical intervallar structures : Present
- Type of vertical intervallar structures : Taeniae ; Dictyonal network
- Repartition of vertical intervallar structures pores : ?
- Porosity of vertical intervallar structures : ?
- Pores of vertical intervallar structures : Tetragonal pores
- Link between vertical intervallar structures : Synapticulae
- Repartition of synapticulae : At each interpore node
- Intervallar cells : None
- Tabulae : none
Others informations
- Cup shapes : Cylindrical-conical
- Shape of cup bulges : None
- Number of walls : 2
- Habitus : Solitary ; Modular
- Type of modularity : Branching by external budding ; Branching by longitudinal subdivisions
- Central Cavity (or internal if one wall) : Empty
- Thorny corolla : None
- Chambers : None
- Other aquiferous unit : None
- Stratigraphical extension : Atdabanian ; Botoman
- Atdabanian : 4
- Botoman : 1 ; 2 ; 3
-
Geographical repartition : Antarctica ; Australia ; China ;
Mexico ; Russia
(China: South China.) - Russia : Altay Sayan
Systematic
- Orders : Archaeocyathida
- Suborders inside the Archaeocyathida : Archaeocyathina
- Superfamillies inside the Archaeocyathina : Dictyocyathoidea
- Famillies inside the Archaeocyathina : Dictyocyathidae
External view
- Cup shapes : Cylindrical-conical
- Shape of cup bulges : None
- Structure of outer carcass wall (OW/SW) : Carcass wall well defined
- Structure of inner carcass wall (IW) : Carcass wall well defined
- Habitus : Solitary ; Modular
- Type of modularity : Branching by external budding ; Branching by longitudinal subdivisions
- Size of carcass pores (OW/SW) : Uniform size
- Carcass bumps: outer wall or single wall (OW/SW) : None
- Carcass external plates: outer wall or single wall (OW/SW) : None
- Carcass external plates: inner carcass wall (IW) : None (external plates and/or inner wall)
- Additional sheath : None
- Thorny corolla : None
Transverse section
- Shape of cup bulges : None
- Number of walls : 2
- Structure of outer carcass wall (OW/SW) : Carcass wall well defined
- Structure of inner carcass wall (IW) : Carcass wall well defined
- Habitus : Solitary ; Modular
- Central Cavity (or internal if one wall) : Empty
- Carcass perforations: outer wall or single wall (OW/SW) : Pores
- Relationship between rows of carcass pores and intersept (OW/SW) : ?
- Carcass bumps: outer wall or single wall (OW/SW) : None
- Carcass external plates: outer wall or single wall (OW/SW) : None
- Carcass perforations: inner wall (IW) : Pores
- Building of carcass perforations (IW) : Without participation of vertical structures
- Carcass external plates: inner carcass wall (IW) : None (external plates and/or inner wall)
- Additional sheath : None
- Thorny corolla : None
- Vertical intervallar structures : Present
- Type of vertical intervallar structures : Taeniae ; Dictyonal network
- Repartition of vertical intervallar structures pores : ?
- Link between vertical intervallar structures : Synapticulae
- Repartition of synapticulae : At each interpore node
- Intervallar cells : None
- Tabulae : none
- Other aquiferous unit : None
Longitudinal section
- Shape of cup bulges : None
- Number of walls : 2
- Structure of outer carcass wall (OW/SW) : Carcass wall well defined
- Structure of inner carcass wall (IW) : Carcass wall well defined
- Habitus : Solitary ; Modular
- Type of modularity : Branching by external budding ; Branching by longitudinal subdivisions
- Central Cavity (or internal if one wall) : Empty
- Carcass perforations: outer wall or single wall (OW/SW) : Pores
- Carcass bumps: outer wall or single wall (OW/SW) : None
- Carcass external plates: outer wall or single wall (OW/SW) : None
- Stipules : None
- Type of morphological tubes (OW/SW) : None
- Carcass perforations: inner wall (IW) : Pores
- Relationship between rows of carcass pores and tabulae (IW) : No tabula
- Carcass external plates: inner carcass wall (IW) : None (external plates and/or inner wall)
- Type of morphological tubes (IW) : None
- Additional sheath : None
- Thorny corolla : None
- Vertical intervallar structures : Present
- Type of vertical intervallar structures : Taeniae ; Dictyonal network
- Repartition of vertical intervallar structures pores : ?
- Porosity of vertical intervallar structures : ?
- Pores of vertical intervallar structures : Tetragonal pores
- Link between vertical intervallar structures : Synapticulae
- Repartition of synapticulae : At each interpore node
- Intervallar cells : None
- Tabulae : none
- Chambers : None
- Other aquiferous unit : None
Oblique section
- Shape of cup bulges : None
- Number of walls : 2
- Structure of outer carcass wall (OW/SW) : Carcass wall well defined
- Structure of inner carcass wall (IW) : Carcass wall well defined
- Habitus : Solitary ; Modular
- Central Cavity (or internal if one wall) : Empty
- Carcass perforations: outer wall or single wall (OW/SW) : Pores
- Size of carcass pores (OW/SW) : Uniform size
- Relationship between rows of carcass pores and intersept (OW/SW) : ?
- Carcass bumps: outer wall or single wall (OW/SW) : None
- Carcass external plates: outer wall or single wall (OW/SW) : None
- Stipules : None
- Type of morphological tubes (OW/SW) : None
- Carcass perforations: inner wall (IW) : Pores
- Relationship between rows of carcass pores and intersept (IW) : 1
- Relationship between rows of carcass pores and tabulae (IW) : No tabula
- Building of carcass perforations (IW) : Without participation of vertical structures
- Carcass external plates: inner carcass wall (IW) : None (external plates and/or inner wall)
- Type of morphological tubes (IW) : None
- Additional sheath : None
- Thorny corolla : None
- Vertical intervallar structures : Present
- Type of vertical intervallar structures : Taeniae ; Dictyonal network
- Repartition of vertical intervallar structures pores : ?
- Porosity of vertical intervallar structures : ?
- Pores of vertical intervallar structures : Tetragonal pores
- Link between vertical intervallar structures : Synapticulae
- Repartition of synapticulae : At each interpore node
- Intervallar cells : None
- Tabulae : none
- Chambers : None
- Other aquiferous unit : None
Tangential section
- Type of carcass pores (OW/SW) : Irregular
- Size of carcass pores (OW/SW) : Uniform size
- Repartition of carcass pores (OW/SW) : Irregular repartition
- Type of carcass pores (IW) : Simple
- Thorny corolla : None
- Repartition of vertical intervallar structures pores : ?
- Porosity of vertical intervallar structures : ?
- Pores of vertical intervallar structures : Tetragonal pores