Taebaek, sponge mounds ( of South Korea)

Also known as Reef 3154

Where: South Korea (37.1° N, 129.0° E: paleocoordinates 0.1° N, 140.2° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Dumugol Formation (Taebaek Group), Tremadoc (486.5 - 477.7 Ma)

• Sangdong Subgroup, upper part of the formation

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• shallow subtidal deposits formed in incised (channel) bottom
• sponge bioherms, ca. 1 m high and 2 m long

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: J. Hong, J. Park, D. Kim, E. Cho, and S.-M. Kim. 2022. Relatively deep subtidal microbial–lithistid sponge reef communities in Lower Ordovician rocks reveal early escalation of the Great Ordovician Biodiversification Event. Palaeogeography, Palaeoclimatology, Palaeoecology 602 [W. Kiessling/M. Krause]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 80585: authorized by Wolfgang Kiessling, entered by Uta Merkel on 29.04.2008, edited by Mihaela Krause

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Conodonta
 Paraconodontida - Westergaardodinidae
 Protopanderodontida - Protopanderodontidae
"Glyptoconus quadraplicatus" = Colaptoconus quadraplicatus
"Glyptoconus quadraplicatus" = Colaptoconus quadraplicatus Branson and Mehl 1933 conodont
 Prioniodontida -
Paracordylodus gracilis Lindström 1955 conodont
 Prioniodontida - Acodontidae
 Prioniodontida - Oistodontidae
Rossodus manitouensis Repetski and Ethington 1983 conodont
Cephalopoda
  -
Cephalopoda indet. Cuvier 1797
Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
Trilobita
  -
Trilobita indet. Walch 1771 trilobite
Radiocyatha
  - Soanitidae
Calathium sp. Billings 1865
Demospongiae
 Lithistida - Anthaspidellidae
Archaeoscyphia sp. Hinde 1889 demosponge