07799 - Wide 4.09 Inch Eocrinoid (Ascocystites) Plate - Lower Ordovician Prognathodon anceps Brongniart
Yard notes & kiln story
Description
Brongniart
In: Journal of Vertebrate Paleontology 31(5)
- Quartz is a mineral composed of silicon and oxygen atoms in a continuous framework of SiO4 silicon–oxygen tetrahedra
composed by augite
Size (the biggest): 42
07799 - Wide 4.09 Inch Eocrinoid (Ascocystites) Plate - Lower Ordovician Prognathodon anceps BrongniartAscocystites sp, Barrande 1887 Eocrinoidea Ascocystitida Parent taxon: Ascocystitida according to J. J. Sepkoski 2002 Sister taxa: Cambrocrinus, Eocystites, Eustypocystis, Nolichuckia, Pareocrinus Ecology: stationary intermediate level epifaunal suspension feeder Environments: coastal, transition zone lower shoreface Age range: 460. 9 to 457. 5 Ma Distribution: Ordovician of the Czech Republic, Morocco. Ascocystites sp: Fossilworks (Paleobiology