Where: South Korea (37.3° N, 128.4° E: paleocoordinates 2.6° N, 144.1° E)
• coordinate stated in text
• small collection-level geographic resolution
When: Eochuangia hana trilobite zone, Machari Formation (Yongwol Group), Taoyuanian (498.5 - 485.4 Ma)
• bed-level stratigraphic resolution
Environment/lithology: deep subtidal; lithified limestone
Size class: macrofossils
Preservation: cast
Primary reference: D. K. Choi, J. G. Lee, and B. C. Sheen. 2004. Upper Cambrian agnostoid trilobites from the Machari Formation,Yongwol, Korea. Geobios 37:159-189 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 133458: authorized by Wolfgang Kiessling, entered by Uta Merkel on 13.09.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
| Trilobita | |
"Chuangia sp." = Schantungia, Eochuangia hana
"Chuangia sp." = Schantungia Lorenz 1906 trilobite
Eochuangia hana Kobayashi 1935 trilobite | |
|
Haniwoides longus Kobayashi 1935 trilobite | |
|
Joshuaspis parvus Choi et al. 2008 trilobite | |
|
Irvingella convexa trilobite | |
|
Metachangshania brachypyga Choi et al. 2008 trilobite | |
|
Changshania equalis Sun 1935 trilobite | |
| Artiopoda | |
"Pseudagnostus josepha" = Pseudagnostus josephus
"Pseudagnostus josepha" = Pseudagnostus josephus Hall 1863 | |
Micragnostus aff. intermedius, "Pseudorhaptagnostus tumidus" = Neoagnostus tumidus, Ivshinagnostus quadratus n. sp., Kormagnostus inventus, Homagnostus obesus
Micragnostus aff. intermedius Palmer 1968
"Pseudorhaptagnostus tumidus" = Neoagnostus tumidus Sun 1989
Ivshinagnostus quadratus n. sp. Choi et al. 2004
Kormagnostus inventus Shergold 1982
Homagnostus obesus Belt 1867 | |