Pre-Permian Vernomanus Fossils
(400-250 million years)

Crossed support structures of Vernomanus rigidus
Galena, Illinois
ca. 300 mya
#1025
Fragments of the spiral support of Vernomanus rigidus
Galena, Illinois
ca. 300 mya
#1021
Vernomanus spirulus of rare preservation
Dudley, England
ca. 400 mya
#1340
Vernomanus deceptriformis
Crawfordsville, Indiana
ca. 250 mya
#1522
Vernomanus deceptriformis preserved in situ
Crawfordsville, Indiana
ca. 250 mya
#1002
Mature Vernomanus bouquetis specimen showing four lobed structure
Unknown location
ca. 400 mya
#1405
   
Undetermined Vernomanus
Clark County, Iowa
(oldest known fossil, ca. 430 mya?)
#1147