Konggiri section, KG-11 (Cambrian of South Korea)

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 shale

• shallow marine continental shelf
• dark gray to black shale

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 133453: authorized by Wolfgang Kiessling, entered by Uta Merkel on 13.09.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Corynexochida - Leiostegiidae
Chuangia sp. Walcott 1911 trilobite
 Agnostida - Agnostidae
Ivshinagnostus alatus Choi et al. 2004 trilobite
Kormagnostus inventus Shergold 1982 trilobite
? Homagnostus sulcatus Choi et al. 2004 trilobite
Micragnostus elongatus Chien 1961 trilobite
"Pseudorhaptagnostus tumidus" = Neoagnostus tumidus Sun 1989 trilobite
Homagnostus obesus Belt 1867 trilobite
 Agnostida - Diplagnostidae
Nahannagnostus pratti n. sp., "Pseudagnostus josepha" = Pseudagnostus josephus
Nahannagnostus pratti n. sp. Choi et al. 2004 trilobite
"Pseudagnostus josepha" = Pseudagnostus josephus Hall 1863 trilobite
 Asaphida - Alsataspididae
Macharia pengi Choi et al. 2008 trilobite
Joshuaspis parvus n. gen. n. sp. Choi et al. 2008 trilobite
 Asaphida - Aphelaspididae
Pseudeugonocare bispinatum Kobayashi 1962 trilobite
 Asaphida - Pterocephaliidae
Metachangshania brachypyga n. sp. Choi et al. 2008 trilobite
 Asaphida - Ceratopygidae
Haniwoides longus Kobayashi 1935 trilobite
 Ptychopariida - Elviniidae