Crinoid
Fossil
Also called Sea lily, Indian beads, St Cuthbert's beads, and Crinoid stem
About it
Sea lilies: stalked animals whose stems break into round or star-shaped discs with a central hole, found loose as Indian beads. Whole crowns come from Crawfordsville, Indiana, and Le Grand, Iowa; Missouri's state fossil is a crinoid.
- Type
- Fossil (echinoderm)
- Group
- Crinoid (echinoderm)
- Colours
- grey, white, cream, brown, tan
- Transparency
- opaque
- Periods
- Ordovician, Silurian, Devonian, Carboniferous, Permian
Typical values: real specimens vary. For more, see mindat.org.