07757 - Top Quality 0.75 Inch Onnia sp Ordovician Trilobite Coltraneia In the matrix that still
Yard notes & kiln story
Description
In the matrix that still surrounds the tooth
Halisaurus and prognatodon
Ginglymostoma sp: Fossilworks (Paleobiology Database)
The pathological deformations in this species and in this place are very rare
It is a magnificent example of the Moroccan Cyphaspis
07757 - Top Quality 0.75 Inch Onnia sp Ordovician Trilobite Coltraneia In the matrix that stillOnnia 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