from The Century Dictionary.

  • noun A large genus of pyrenocarpous lichens of the family Pyrenulaceæ, having the thallus crustaceous and simple scattered perithecia with punctiform ostioles. About 150 species have been referred to this genus. They occur on bark of trees and rocks.
  • noun A genus of chilostomatous bryozoans having erect or incrusting zoaria with flattened branches and raised tubular zoœcial orifices. It is represented by species ranging from the Cretaceous to recent time.


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