Descriptor : Size of carcass pores (OW/SW)

Descriptor type : categorical

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

Carcass: Part of wall on intervallum side.

OW: Outer wall.

SW: Single wall.

../images/cryptoporocyathus_junicanensis2I.png

Size of carcass pores (OW/SW)

Uniform size

Uniform size: All pores have got the same size.

../images/archaeolynthus_porosus2I.png

Uniform size

2 distinct sizes

2 distinct sizes: Each group has the same size of pores.

../images/cryptoporocyathus_junicanensis2I.png

2 distinct sizes

../images/davidicyathus_racemiferus3I.png

2 distinct sizes

Hierarchy

Carcass perforations: outer wall or single wall (OW/SW)
 |
 |_ Size of carcass pores (OW/SW)
    |
    |_ Distribution of carcass pores (OW/SW) {Uniform size}

Belongs to the groups