Grandeur Member, Park City Formation of Wyoming (Permian of the United States)

Where: Wyoming (43.0° N, 106.8° W: paleocoordinates 13.0° N, 28.9° W)

• coordinate based on political unit

• basin-level geographic resolution

When: Grandeur Member (Park City Formation), Leonardian (286.0 - 273.0 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; limestone

• Coarsely Crystalline Limestone. Recrystallized from a grainy limestone.

Primary reference: E. 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]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 11231: authorized by Arnold Miller, entered by Chad Ferguson on 27.07.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

• Girtypecten, Conocardium, S. concinnus, Trilobites and Naticiform gastropod though to be older than Grandeur Member.

•Gastropoda indet. is listed in literature as Naticiform gastropod.

Show authors, comments, and common names
Trilobita
  -
Trilobita indet.
Trilobita indet. Walch 1771 trilobite
Rostroconchia
 Conocardiida - Conocardiidae
Conocardium sp.
Conocardium sp. Bronn 1835
Gastropoda
  -
Gastropoda indet.
Gastropoda indet. Cuvier 1795 snail
 Bellerophontida - Bellerophontidae
"Knightites (Retispira) sp." = Retispira
"Knightites (Retispira) sp." = Retispira Knight 1945 snail
 Bellerophontida - Euphemitidae
Euphemites sp.
Euphemites sp. Warthin 1930 snail
Bivalvia
 Cardiidia - Sanguinolitidae
Wilkingia sp.
Wilkingia sp. Wilson 1959 clam
 Trigoniida - Scaphellinidae
"Scaphellina concinnus" = Scaphellina concinna
"Scaphellina concinnus" = Scaphellina concinna Branson 1930 clam
 Trigoniida - Schizodidae
Schizodus sp., Schizodus cf. wheeleri, Schizodus bifidus
Schizodus sp. King 1844 clam
Schizodus cf. wheeleri Swallow 1863 clam
Schizodus bifidus Ciriacks 1963 clam
 Pectinida - Aviculopectinidae
Aviculopecten sp.
Aviculopecten sp. M'Coy 1851 scallop
 Pectinida - Limipectinidae
Acanthopecten sp., Acanthopecten cf. delawarensis
Acanthopecten sp. Girty 1903 scallop
Acanthopecten cf. delawarensis Girty 1908 scallop
 Pectinida - Heteropectinidae
? Girtypecten sp., "Aviculopecten girtyi" = Heteropecten girtyi
? Girtypecten sp. Newell 1938 scallop
"Aviculopecten girtyi" = Heteropecten girtyi Newell 1938 scallop
 Nuculanida - Polidevciidae
Polidevcia sp.
Polidevcia sp. Tschernyschev 1943 clam
Cephalopoda
 Pseudorthocerida - Pseudorthoceratidae
"? Mooreoceras sp." = Pseudorthoceras
"? Mooreoceras sp." = Pseudorthoceras Girty 1912
Stenolaemata
 Fenestrata -
Fenestrata indet.
Fenestrata indet. Elias and Condra 1957
 Trepostomata -
Trepostomata indet.
Trepostomata indet. Ulrich 1882
entered as "Terpostomata"
Rhynchonellata
 Athyridida - Athyrididae
Composita sp.
Composita sp. Brown 1849
Strophomenata
 Strophomenida - Chonetidae
Chonetes sp.
Chonetes sp. Fischer de Waldheim 1830
 Productida - Echinoconchidae
Juresania sp.
Juresania sp. Fredericks 1928
Lingulata
 Lingulida - Discinidae
Orbiculoidea sp.
Orbiculoidea sp. d'Orbigny 1847
 Lingulida - Lingulidae
Lingula sp.
Lingula sp. Bruguiére 1797
Gnathostomata
  -
Osteichthyes indet.