Descripteur : Type of carcass perforations: outer wall or single wall (OW/SW)

Type du descripteur : categorical

Carcass: Part of wall on intervallum side.

Outer wall: External part of the skeleton, composed by a porous carcass, simple or coated by a additional sheath.

Single wall: External part of the skeleton for one-walled cup, composed by a porous carcass, simple or coated by a additional sheath.

../images/011perfoOW.png

Type of carcass perforations: outer wall or single wall (OW/SW)

Pores

Pore: Simple perforation of any skeletal structure. Pore diameter is greater than thickness of the structure.

../images/Lpores_simples_reguliers.png

Pores

../images/Lpores_simples.png

Pores

../images/Lmuraille_simple.png

Pores

Canals

Canal: Pore modified by skeletal structure thikening or by lintels streching. Canal length is greater than perforation diameter.

Lintel: Skeletal structure separating and bounding adjacent pores/canals.

../images/lcanauxVhaut.png

Canals

None

No porous structure.

../images/bicoscinus_sdzuy.png

None

../images/muraille_imperforeeI.png

None

Hiérarchie

Type of carcass perforations: outer wall or single wall (OW/SW)
    |
    |_ Shape of carcass perforations openings (OW/SW) {None}
    |
    |_ Size of carcass pores (OW/SW) {Canals , None}
    |
    |_ Repartition of carcass pores (OW/SW) {Canals , None}
    |
    |_ Shape of carcass canals tubes (OW/SW) {Pores , None}
    |
    |_ Subdivision of carcass perforations openings (OW/SW) {None}
    |
    |_ Direction of carcass canals tubes (OW/SW) {Pores , None}
    |
    |_ Origin of carcass canals (OW/SW) {Pores , None}
    |
    |_ Rows number of carcass perforations per intersept (OW/SW) {None}

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