Where: Wyoming (43.2° N, 109.2° W: paleocoordinates 14.5° N, 31.4° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Franson Member (Park City Formation), Wuchiapingian (259.9 - 254.2 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Collection methods: Repository: University of Missouri
Primary reference: C. C. Branson. 1930. Paleontology and stratigraphy of the Phosphoria Formation. Missouri University Studies 5(2):1-99 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 236341: authorized by Matthew Clapham, entered by Matthew Clapham on 28.09.2024
Creative Commons license: CC BY (attribution)
Taxonomic list
Strophomenata | |
Orthotetes sulcus n. sp.
Orthotetes sulcus n. sp. Branson 1930 | |
"Pustula nevadensis" = Bathymyonia nevadensis, "Pustula montpelierensis" = Bathymyonia nevadensis
"Pustula nevadensis" = Bathymyonia nevadensis Meek 1877
"Pustula montpelierensis" = Bathymyonia nevadensis Meek 1877 | |
Echinauris magna Cooper and Grant 1975 | |
"Productus multistriatus" = Yakovlevia multistriata
"Productus multistriatus" = Yakovlevia multistriata Meek 1860 | |
"Productus phosphaticus" = Cancrinella phosphatica
"Productus phosphaticus" = Cancrinella phosphatica Girty 1910 | |
Rhynchonellata | |
"Spiriferina kentuckyensis" = Punctospirifer kentuckensis
"Spiriferina kentuckyensis" = Punctospirifer kentuckensis Shumard 1855 | |
"Spiriferina pulchra" = Xestotrema pulchrum
"Spiriferina pulchra" = Xestotrema pulchrum Meek 1860 | |
Hustedia phosphoriensis Branson 1930 | |
"Composita parva" = Composita mexicana, Composita gigantea n. sp., Composita subtilita, Composita plana n. sp.
"Composita parva" = Composita mexicana Hall 1857
Composita gigantea n. sp. Branson 1930
Composita subtilita Hall 1852
Composita plana n. sp. Branson 1930 | |
"Squamularia ? perplexa" = Condrathyris perplexa
"Squamularia ? perplexa" = Condrathyris perplexa McChesney 1859 | |
"Spirifer pseudocameratus" = Timaniella pseudocamerata
"Spirifer pseudocameratus" = Timaniella pseudocamerata Girty 1920 | |
"Ambocoelia arcuata" = Crurithyris arcuata
"Ambocoelia arcuata" = Crurithyris arcuata Girty 1910 | |
Rhynchopora taylori Girty 1910 | |
Scaphopoda | |
"Plagioglypta canna" = Prodentalium canna
"Plagioglypta canna" = Prodentalium canna White 1874 tusk shell | |
Bivalvia | |
"Leda bellistriata" = Polidevcia bellistriata
"Leda bellistriata" = Polidevcia bellistriata Stevens 1858 clam | |
"Nucula montpelierensis" = Nuculopsis montpelierensis
"Nucula montpelierensis" = Nuculopsis montpelierensis Girty 1910 nut clam | |
Gastropoda | |
Bellerophon depauperatus n. sp.
Bellerophon depauperatus n. sp. Branson 1930 snail | |
? Strophostylus sp. Hall 1859 snail | |
Chondrichthyes | |
Helodus subpolitus Branson 1916 chimaera | |
Janassa unguicula Eastman 1903 chimaera | |
Crinoidea | |
Crinoidea indet. Miller 1821 Sea lily |