30690 - Top Well Preserved 0.86 Inch Onnia sp Ordovician Trilobite Dorypyge swasii Trilobita - Redlichiida - Chengkouaspidae
Yard notes & kiln story
Description
Trilobita - Redlichiida - Chengkouaspidae
Newfoundland
Porterfieldia parapunctata
Nevada collections)
Beautiful association of 5 Eremiasaurus heterodontus teeth
30690 - Top Well Preserved 0.86 Inch Onnia sp Ordovician Trilobite Dorypyge swasii Trilobita - Redlichiida - ChengkouaspidaeOnnia 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