Where: Nevada (41.7° N, 114.1° W: paleocoordinates 12.1° N, 37.4° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Thaynes Limestone Formation, Smithian to Smithian (251.3 - 247.2 Ma)
• Smithian or early Spathian
• formation-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified limestone
Size class: macrofossils
Collection methods: quarrying, peel or thin section,
• Combined from 6 fossil horizons in section because most of the invertebrates not assigned to distinct levels
Primary reference: P. Schäfer, R. J. Cuffey, and A. R. Young. 2003. New trepostome bryozoa from the Early Triassic (Smithian/Spathian) of Nevada. Paläonotologische Zeitschrift 77(2):323-340 [W. Kiessling/W. Kiessling/W. Kiessling]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 35168: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 17.11.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
"Spiriferina" roundyi Girty 1927 | |
"Spiriferina mansfieldi" = Lepismatina mansfieldi
"Spiriferina mansfieldi" = Lepismatina mansfieldi Girty 1927 | |
"Pugnoides triassicus" = Piarorhynchella triassica
"Pugnoides triassicus" = Piarorhynchella triassica Girty 1927 | |
"Terebratula semisimplex" = Vex semisimplex
"Terebratula semisimplex" = Vex semisimplex White 1879 | |
Stenolaemata | |
Dyscritellopsis thaynesianus n. sp., Dyscritellopsis montelloensis n. sp.
Dyscritellopsis thaynesianus n. sp. Schäfer et al. 2003
Dyscritellopsis montelloensis n. sp. Schäfer et al. 2003 | |
Bivalvia | |
Parallelodon sp. Meek and Worthen 1866 clam | |
""Aviculopecten" disjunctus" = Confusionella loczyi
""Aviculopecten" disjunctus" = Confusionella loczyi Bittner 1901 pearl oyster | |
""Monotis" thaynesiana" = Leptochondria curtocardinalis, "Aviculopecten parvulus" = Leptochondria occidanea
""Monotis" thaynesiana" = Leptochondria curtocardinalis Hall and Whitfield 1877 scallop
"Aviculopecten parvulus" = Leptochondria occidanea Meek 1877 scallop | |
"Myalina postcarbonica" = Myalinella postcarbonica
"Myalina postcarbonica" = Myalinella postcarbonica Girty 1927 clam | |
"Pleurophorus similis" = Permophorus similis
"Pleurophorus similis" = Permophorus similis Girty 1927 clam | |
Pleuromya sp. Meek 1873 clam | |
Nuculana sp. Link 1807 pointed nut clam |