bryozoan of extinct genus, from the inferior or Coralline Crag, Suffolk.
"The Student's Elements of Geology"
Sir Charles Lyell
Portion of the same magnified, showing the bryozoan Diastopora diluviana covering one of the serpulae.
"The Student's Elements of Geology"
Sir Charles Lyell
The same bryozoan, with several other British species, is also found abundantly in the Permian of Germany.
"The Student's Elements of Geology"
Sir Charles Lyell