07757 - Top Quality 0.75 Inch Onnia sp Ordovician Trilobite Coltraneia Precious natural association of 2
Yard notes & kiln story
Description
Precious natural association of 2 vertebrae bones of this huge Paleocene shark
It is a magnificent example of the Moroccan Cyphaspis
and apart from being widely used in jewelry
Frenerinuroides
Halisaurus and prognatodon
07757 - Top Quality 0.75 Inch Onnia sp Ordovician Trilobite Coltraneia Precious natural association of 2Onnia 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