Major Subgroups of
Bryozoa
Class:
Stenolaemata
Order:
Trepostomata
Geological
Range: Ordovician
- Triassic
Description:
"Stony
bryozoans" forming massive colonies. Zooids thin-walled at
base but become thick towards their tops. Pores absent. Form stick-like
or globular colonies up to 50cm across.
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to Subgroups Table
Author: Luke Mander
Last updated: 20.11.05
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on the MSc
Palaeobiology programme in the Department
of Earth Sciences at the University of Bristol for academic
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