This virtual collection was last curated by Jaleigh Pier on August 16, 2019. 
Each model is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. Unless otherwise indicated, each model was created by Emily Hauf using specimens at the Paleontological Research Institution, Ithaca, New York.
Order Cheilostomata
Family Celleporidae
Fossil specimen of the bryozoan Cellepora sp., which has encrusted the shell of a gastropod; specimen is from the Neogene Yorktown Fm. of Hampton, Virginia (PRI 76724). Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York. Maximum length of specimen is approximately 2.5 cm.
Family Hippoporidridae
Modern specimen of the bryozoan Hippoporidra edax, also known as the “Texas Longhorn”; from the Florida Keys. Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York.
Order Cystoporata
Family Ceramoporidae
Fossil specimen of the bryozoan Spatiopora corticans encrusting the shell of a straight-shelled cephalopod; specimen is from the Ordovician Waynesville Formation of Butler County, Ohio. Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York. Specimen is approximately 8 cm in length.
Order Fenestrida
Family Fenestridae
Fossil bryozoan Archimedes sp. from the Mississippian of Randolph County, Missouri (PRI 49738). Specimen is on display at the Museum of the Earth, Ithaca, New York. Length of specimen is approximately 8.5 cm.
Fossil specimen of the bryozoan Archimedes wortheni from the Carboniferous (Mississippian) Warsaw Limestone of Hancock County, Illinois (PRI 70774). Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York. Length of specimen is approximately 11 cm.
Fossil specimen of the bryozoan Archimedes oweniana from the Mississippian Keokuk Limestone of Pike County, Missouri (PRI 45535). Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York. Specimen is approximately 10.5 cm.
Family Polyporidae
Fossil specimen of the bryozoan Polypora elliptica from the Pennsylvanian Thrifty Formation of Eastland County, Texas (PRI 76722). Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York. Maximum dimension of specimen is approximately 4.5 cm.
Order Trepostomata
Fossil specimen of the bryozoan Amplexopora filiasa from the Ordovician of Spencer County, Kentucky (PRI 76723). Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York. Longest dimension of specimen is approximately 8 cm.
Family Monticuliporidae
Fossil bryozoan Monticulipora molesta from the Ordovician of Cincinnati, Ohio (PRI 49739). This specimen is on public display at the Museum of the Earth, Ithaca, New York. Length of fossil is approximately 14.5 cm.
Fossil specimen of the bryozoan Prasopora sp. from the Ordovician Maquoketa Shale of DeKalb County, Illinois (PRI 76720). Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York.
Unidentified
Modern specimen of the whelk snail Busycon carica from Beaufort County, South Carolina (PRI 76867). Note that the surface of the shell is covered by encrusting bryozoans. Specimen is from the research collections of the Paleontological Research Institution, Ithaca, New York. Length of shell is approximately 20 cm.