07867 - Top Quality 0.81 Inch Onnia sp Ordovician Trilobite Abelisaurus 72 mm / 1
Yard notes & kiln story
Description
72 mm / 1
from freshwater
lance-shaped mandibular symphysis that bears a pronounced dorsal eminence near the posterior end of its dorsal (occlusal) surface
The bones have some fractures that have been glued and restored by the filling method
saharicus and C
07867 - Top Quality 0.81 Inch Onnia sp Ordovician Trilobite Abelisaurus 72 mm / 1Onnia 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