FOSSILS SPECIMEN: CRINOIDS, CYSTOIDS, AND BLASTOIDS
Fossils are defined as any evidence of prehistoric life. There are two types of fossils: Body Fossils include remains of skeletal bones, shell, carapace, test and teeth. Trace Fossils are clues the organism existed such as foot prints, tracks, burrows and coprolites (fossil dung).
Domain: Eukaria – Kingdom: Animalia – Phylum: Echinodermata “spiny skin” – Subphylum: Crinozoa – Class: Crinoidea
(crinoids)
Ordovician to Holocene
Crinoids in matrix
Complete Crinoid in Matrix
Crinoid Calyx and Arms in Matrix
Crinoid Arms in Matrix
Crinoid Arms in Matrix
Crinoid Crown (Calyx and Arms) in Matrix
Crinoid Calyx in Matrix
Crinoid Calyx and Column in Matrix
Crinoid Calyx
Paleozoic
North America
Crinoid Platyerinus symmetricus Wachsmuth and Springer Horizon.
Hampton Formation
Locality Le Grand Iowa
Crinoid Calyx
Paleozoic
North America
Crinoid Column in Matrix
Paleozoic
North America
Crinoid Pentameral Columns
Paleozoic
North America
Crinoid Column
Paleozoic
North America
Crinoid Column Floricyclus sp.
Pennsylvanian
(Upper Carboniferous)
Finis Shale, Graham Formation, Jacksboro, Jack County, Texas
Crinoid Column
Pennsylvanian
Texas, United States
Flatten Crinoid Column
Pennsylvanian
Texas, United States
Crinoid Column
Pennsylvanian
Texas, United States
Large Crinoid Column
Carboniferous
North America
Large Crinoid Columns
Carboniferous
North America
Large Crinoid Column in Matrix
Carboniferous
North America
Large Crinoid Column
Carboniferous
North America
Crinoid Holdfast
Paleozoic
North America
Crinoid Holdfast
Paleozoic
North America
Crinoid Column(s) in Matrix
Paleozoic
North America
Domain: Eukaria – Kingdom: Animalia – Phylum: Echinodermata “spiny skin” – Subphylum: Crinozoa – Class: Cystoidea
(cystoidea)
Ordovician to Devonian
Cystoid Holocystites scutellatus
Silurian Niagaran
Osgood Shale, Napoleon, Indiana
Cystoid Holocystites scutellatus
Silurian – 400 Million Years Old
Napoleon, Indiana
Cystoid Quadrocystis graffhami in Matrix
Ordovician Blackriverian
Pooleville Member Bromide Formation Criner Hills, Carter County, Oklahoma
Domain: Eukaria – Kingdom: Animalia – Phylum: Echinodermata “spiny skin” – Subphylum: Blastozoa – Class: Blastoidea
(blastoids)
Ordovician to Permian
Blastoids Brachiopods and Bryozoans in Limestone Matrix
Paleozoic
North America
Blastoid Crowns Pentremities Godoni
Mississippian (Lower Carboniferous)
Paint Creek Formation Floraville Illinois
Blastoids in Limestone Matrix
Paleozoic
North America