Descriptor : Building of carcass canals (IW)
Descriptor type : categorical
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.
Carcass: Part of wall on intervallum side.
IW: Inner wall.
- Branching
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Branching canal: Canal completely divided along the length into two subsidiary canals.
- Non-branching
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Non-branching canal: Canal not completely divided.
- isn't included in the term
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