Green Point Section. Bed 19 (Cambrian of Canada)

Where: Newfoundland and Labrador, Canada (49.7° N, 58.0° W)

• Paleocoordinates: 6.8° N, 86.6° W (Wright 2013)

• outcrop-level geographic resolution

When: Cordylodus proavus conodont zone, Martin Point Member (Green Point Formation), Trempealeauan (492.5 - 485.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lithified, calcareous conglomerate and dolomitic, green mudstone

• 90% clasts, 3/4 tabular (average 5 cm, largest 20 cm) , green dolomite mudstone matrix, irregular upper surface.

Size class: macrofossils

Collection methods: COLLECTOR: Probably W. J. Iams. REPOSITORY: National Type Collection of Invertebrate and Plant Fossils, Geological Survey of Canada.

Primary reference: R. A. Cooper, G. S. Nowlan, and S. H. Williams. 2001. Global Stratotype Section and Point for base of the Ordovician System. Episodes 24(1):19-28 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 203836: authorized by Pete Wagner, entered by Pete Wagner on 25.08.2019

Creative Commons license: CC0 (CC0)

Taxonomic list

• COVERAGE: Exhaustive for radiolarians and with characteristic condonts. NOMENCLATURE: Authoritative publication, with modern nomenclature, and species-resolution identifications.
Show authors, comments, and common names
Rhynchonellata
 Orthida - Plectorthidae
? Nanorthis hamburgensis
Trilobita
 Corynexochida - Illaenuridae
Tatonaspis sp.
Tatonaspis sp. Kobayashi 1935 trilobite
 Asaphida - Nileidae
Symphysurina cleora
Conodonta
 Protopanderodontida - Oneotodontidae
Teridontus nakamurai
Teridontus nakamurai Nogami 1967 conodont
 Proconodontida - Cordylodontidae
Cordylodus caboti, Cordylodus deflexus, Cordylodus primitivus, Cordylodus proavus, Eoconodontus notchpeakensis
Cordylodus proavus Müller 1959 conodont
Eoconodontus notchpeakensis Miller 1969 conodont
  - Amphigeisinidae
Phakelodus tennis