30792 - Top Beautiful 0.99 Inch Onnia sp Ordovician Trilobite Rutile Conrad 1841 (trilobite)
Yard notes & kiln story
Description
Conrad 1841 (trilobite)
Alethopteris whitneyi
- Quartz is a mineral composed of silicon and oxygen atoms in a continuous framework of SiO4 silicon–oxygen tetrahedra
This is a very didactic specimen and recommended for expert and advanced collectors
PaleoDB taxon number: 167187
30792 - Top Beautiful 0.99 Inch Onnia sp Ordovician Trilobite Rutile Conrad 1841 (trilobite)Onnia sp, Bancroft 1933 (trilobite) Trilobita Asaphida Trinucleidae Parent taxon: Trinucleidae according to P. A. Jell and J. M. Adrain 2002 See also Sepkoski 2002 Ecology: fast moving low level epifaunal suspension feeder Age range: 460. 9 to 443. 7 Ma