Where: Nevada (39.9° N, 116.2° W: paleocoordinates 6.5° S, 73.9° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Paraorthograptus pacificus graptolite zone, Vinini Formation, Ashgill (449.5 - 443.7 Ma)
• Dieceratograptus mirus Subzone
• bed-level stratigraphic resolution
Environment/lithology: deep subtidal; black shale and lime mudstone
Size classes: mesofossils, microfossils
Primary reference: P. Storch, C. E. Mitchell, S. C. Finney and M. J. Melchin. 2011. Uppermost Ordovician (upper Katian-Hirnantian) graptolites of north-central Nevada, USA. Bulletin of Geosciences 86(2):301-386 [W. Kiessling/M. Krause]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 145744: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 10.06.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Pterobranchia | |
Rectograptus abbreviatus, Paraorthograptus pacificus, Parareteograptus sinensis, Anticostia uniformis, Anticostia lata
Rectograptus abbreviatus Elles and Wood 1907 graptolite
Paraorthograptus pacificus Ruedemann 1947 graptolite
Parareteograptus sinensis Mu 1974 graptolite
Anticostia uniformis graptolite
Anticostia lata Elles and Wood 1906 graptolite | |
Paraplegmatograptus uniformis Mu 1978 lasiograptid | |
Dicellograptus minor graptolite | |
Appendispinograptus supernus Elles and Wood 1906 climacograptid
Climacograptus hastatus Hall 1902 climacograptid
Styracograptus mississippiensis Ruedemann 1908 climacograptid |