Name: Fenestella.
Meaning: Small window.
Grouping' Bryozoan,
Fenestellid, Fenestratan.
Informal ID: Lace 'coral'.
Fossil size: Slab width
5cm/2in.
Reconstructed size: Colonies
range in size from less than
1 ern/Sin to 50cm/20in across.
Habitat: Hard substrate on
the sea floor.
Time span: Silurian to Early
Permian, 420-280 million
years ago.
Main fossil sites Worldwide.
Occurrence: + (+ + in the
Early Carboniferous)