Ridenhower Formation, Paint Creek Group
Locality: Vogel School site, near Floraville, Illinois
Note: Often incorrectly referred to as the Paint Creek Formation
Paint Creek is the Group name
The city is often cited as Millstadt, Illinois
when in fact it should be Floraville, Illinois
Click on pictures to Magnify
These fossils illustrate both sides of the Lyropora
These 2 specimens (of different size) may be the same species but of a different age?
In life, fenestrate was attached to the opening between the "wings" like a web,
similar to the attachment of fenestrate on the screw-like axis of the bryozoan Archimedes.
Matrix: Limestone lens
The Ridenhower formation is known for blastoids and the Lyropora is often overlooked.
Go-Back Text Menu or Thumb Menu
Photo Album search engine
search the Photo Album or the Web
Because this page is also featured on the Other Fossils (USA and World Wide)
web site, permission is required to use the images in other publications.
Top of Page