Ceramophylla commune
Classification
Phylum: Bryozoa
Class: Stenolaemata
Order: Cystoporata
Genus: Ceramophylla
Species: Ceramophylla commune (Ulrich 1893)

Stratigraphic Description
Sequences (Formations)
- C1 Sequence (Economy, Southgate, McMicken)
Identification in Hand Sample
- Zoarium Morphology: Bifoliate or encrusting; or hollow ramose
- Zoecia: Subcircular to circular. Walls thick, boundary jagged or indistinct
- Mesozooids: Few
- Monticules: Small, with central cluster of exilazooecia; center sometimes subsolid
- Maculae: Zooecia in monticules sometimes larger
Published Description
McFarlan (1931):
- Distinguished from C. alternatum by the more robust growth, well marked maculae with subsolid centers (closed mesopores) surrounded by apertures somewhat larger than normal.
- Abundant in the Eden, most common in the Economy.