- Photographer: Prof. Daniel B. Blake
(c) Field Museum of Natural History - CC BY-NC 4.0
Description: This rock has two fossils the starfishes Goniasteridae? and Eokainaster sp.both described by Dan Blake and Tom Guesburg 2015. It is from the Pryor Mountains in Carbon County, Montana (BLM Land). It is Jurassic (Oxfordian) from the Swift Formation glauconitic sandstone. Collected in the summer of 2015 and accession into the FMNH Nov. 20, 2015 (G-7390).Catalog Number: PE 81415Taxonomic Name: GoniasteridaeFM Catalog: Fossil InvertebratesObject Kind: Hand SpecimenLot count: 2Phylum: EchinodermataClass: AsteroideaOrder: ValvatidaFamily: GoniasteridaeIdentified By: Dr. Tom Guensburg : Rock Valley College - Mathematics and Physical Science, GeosciencePeriod: JurassicEarliest Epoch: Late JurassicEarliest Age: OxfordianFormation: SwiftLithology: Medium-grained, glauconitic, coquinoid sandstoneCoordinates Available?: YesEMu IRN: 3298423Occurrence ID: 26c781f1-f718-45cf-a4ef-8aa1b5256575
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