Franson Member, Park City Formation of Wyoming: Wuchiapingian, Wyoming

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Osteichthyes
Osteichthyes indet. Huxley 1880
Lingulata - Lingulida - Lingulidae
Lingula sp. Bruguiére 1797
Lingulata - Lingulida - Discinidae
Orbiculoidea sp. d'Orbigny 1847
Orbiculoidea (Roemerella) utahensis (Meek 1877)
Orbiculoidea (Orbiculoidea) cf. missouriensis (Shumard 1858)
Strophomenata - Strophomenida - Chonetidae
Strophomenata - Orthotetida - Derbyiidae
Derbyia magna
Derbyia sp. Waagen 1884
Strophomenata - Productida - Linoproductidae
Cancrinella sp.
Cancrinella cf. phosphatica (Girty 1910)
Strophomenata - Productida - Productidae
Muirwoodia multistriatus
synonym of Yakovlevia
Strophomenata - Productida - Productellidae
Antiquatonia cf. sulcatus
Strophomenata - Productida - Echinoconchidae
Bathymyonia nevadensis (Meek 1877)
Rhynchonellata - Spiriferinida - Spiriferinidae
Spiriferina sp. d'Orbigny 1847
Rhynchonellata - Spiriferinida - Pennospiriferinidae
Spiriferina pulchra (Meek 1860)
recombined as Xestotrema pulchrum
Rhynchonellata - Athyridida - Athyrididae
Composita sp. Brown 1849
Rhynchonellata - Spiriferida - Spiriferellidae
Neospirifer pseudocameratus (Girty 1920)
recombined as Timaniella pseudocamerata
Stenolaemata - Trepostomata
Trepostomata indet. Ulrich 1882
entered as "Terpostomata"
Scaphopoda - Dentaliida - Prodentaliidae
Plagioglypta canna (White 1874)
recombined as Prodentalium canna
Scaphopoda - Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758
Bivalvia - Nuculanida - Polidevciidae
Polidevcia obesa (White 1879)
Bivalvia - Nuculida - Nuculidae
Nuculopsis sp. Girty 1912
Bivalvia - Ostreida - Pinnidae
Aviculopinna sp. Meek 1864
Bivalvia - Ostreida - Bakevelliidae
? Bakevellia sp. King 1848
Bivalvia - Pectinida - Aviculopectinidae
Aviculopecten sp. M'Coy 1851
Bivalvia - Pectinida - Pseudomonotidae
Pseudomonotis sp. von Beyrich 1862
Bivalvia - Pectinida - Deltopectinidae
Cyrtorostra varicostata Branson 1930
Aviculopecten cf. alternatus Branson 1930
synonym of Cyrtorostra varicostata
Bivalvia - Pectinida - Heteropectinidae
Cassianella sexradiata (Branson 1930)
synonym of Cassianoides sexcostatus
Aviculopecten cf. vanvleeti Beede 1902
recombined as Heteropecten vanvleeti
Girtypecten sp. Newell 1938
Bivalvia - Myalinida - Myalinidae
Myalina (Myalina) wyomingensis (Lea 1853)
Bivalvia - Sanguinolitidae
Wilkingia sp. Wilson 1959
Bivalvia - Carditida - Astartidae
? Astartella sp. Hall 1858
[entered as Astarella sp.]
Bivalvia - Trigoniida - Scaphellinidae
Scaphellina phosphoriensis (Branson 1930)
synonym of Scaphellina concinna
Bivalvia - Trigoniida - Schizodidae
Schizodus sp. King 1844
Schizodus canalis Branson 1930
Schizodus bifidus Ciriacks 1963
Gastropoda - Murchisoniina - Gosseletinidae
? Glabrocingulum sp. Thomas 1940
Apachella sp. Winters 1956
Gastropoda - Euomphalina - Microdomatidae
Cyclites sp. Knight 1940
Gastropoda - Bellerophontida - Bellerophontidae
Bellerophon cf. deflectus Chronic 1952
Knightites (Retispira) eximia Yochelson 1960
recombined as Yochelsonellisa eximia
Gastropoda - Bellerophontida - Euphemitidae
Euphemitopsis subpapillosus (White 1876)
recombined as Euphemitopsis subpapillosa
Euphemites sp. Warthin 1930
see common names

Geography
Country:United States State/province:Wyoming
Coordinates: 43.0° North, 106.8° West (view map)
Paleocoordinates:13.5° North, 30.0° West
Basis of coordinate:based on political unit
Geographic resolution:basin
Time
Period:Permian Epoch:Lopingian
Stage:Wuchiapingian 10 m.y. bin:Permian 4
Key time interval:Wuchiapingian
Age range of interval:259.51000 - 254.14000 m.y. ago
Stratigraphy
Formation:Park City Member:Franson
Stratigraphic resolution:member
Stratigraphy comments: Davydov et al. 2017 dated an ash bed in the upper Meade Peak Member at 260.57 ± 0.07 / 0.14 / 0.31 Ma, indicating that the Meade Peak is as young as uppermost Capitanian.
Lithology and environment
Primary lithology: lime mudstone
Secondary lithology: calcareous grainstone
Includes fossils?Y
Includes fossils?Y
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Taxonomic list comments:Myalina (Myalina) wyomingensis thomasi
-Subspecies given for this specimine.
Metadata
Database number:11228
Authorizer:A. Miller Enterer:C. Ferguson
Modifier:M. Clapham Research group:marine invertebrate
Collections that are a subset of this one:61937
Created:2001-07-27 09:39:52 Last modified:2018-11-25 20:56:06
Access level:the public Released:2001-07-27 09:39:52
Creative Commons license:CC BY
Reference information

Primary reference:
4145.1% 17920E. L. Yochelson and D. H. Van Sickle. 1968. Biostratigraphy of the Phosphoria, Park City, and Shedhorn Formations; Geology of Permian Rocks in the Western Phosphate Field. United States Geological Survey Professional Paper 313(D):572-660 [A. Miller/C. Ferguson/P. Wagner]