Where: Clark County, Nevada (36.7° N, 114.8° W: paleocoordinates 5.4° N, 41.0° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Bird Spring Formation, Gzhelian (303.7 - 298.9 Ma)
• Virgilian (Ventricose Triticites Zone) is equivalent to Gzhelian at Arrow Canyon (Bishop et al., 2010 Geosphere 6:1-34)
• group of beds-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified, cherty/siliceous limestone and lithified, silty limestone
Size classes: macrofossils, mesofossils
Preservation: original silica
Collection methods: bulk, chemical
Primary reference: R. L. Langenheim, Jr., B. G. Huff, E. W. Lipman and R. C. Vaiden. 1985. Preliminary report of the brachiopod fauna, Arrow Canyon section, southern Nevada, U.S.A. Xth International Congress, Carboniferous Stratigraphy and Geology, Madrid, 1983, Compte rendu 2:425-433 [N. Bonuso/P. Monarrez/P. Monarrez]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 144025: authorized by Nicole Bonuso, entered by Pedro Monarrez on 29.04.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Rhynchonellata | |
| |
Hustedia cf. mormoni Marcou 1858 | |
Composita sp. Brown 1849 | |
Wellerella truncata Dunbar and Condra 1932
Wellerella cf. delicatula Dunbar and Condra 1932 | |
Neospirifer sp. Fredericks 1919 | |
Paeckelmanella sp. Likharev 1934 | |
? Martiniopsis sp. Waagen 1883 | |
Crurithyris sp. George 1931
Crurithyris planoconvexa Shumard 1855
Crurithyris expansa Dunbar and Condra 1932 | |
? Orthotichia sp. Hall and Clarke 1892 | |
Strophomenata | |
? Heteralosia sp. King 1938 | |
Hystriculina hystricula Dunbar and Condra 1932 | |
Antiquatonia sp., "Kozlowskia splendens" = Productus splendens, Krotovia aff. globosa, Krotovia knighti
Antiquatonia sp. Miloradovich 1945
"Kozlowskia splendens" = Productus splendens Norwood and Pratten 1855 | |
Juresania cf. rectangularis, "Pulchratia cf. ovalis" = Juresania ovalis, Calliprotonia sp., Echinaria sp., Echinaria cf. semipunctata
"Pulchratia cf. ovalis" = Juresania ovalis Dunbar and Condra 1932 | |
Linoproductus sp. Chao 1927
Linoproductus prattenianus Norwood and Pratten 1855 | |
Derbyia wabaunseensis Dunbar and Condra 1932 |