Anticosti Island, Ellis Bay Formation Member 3 Conodonts (Ordovician of Canada)

Where: Québec, Canada (49.5° N, 63.0° W: paleocoordinates 23.2° S, 38.1° W)

• coordinate estimated from map

• local area-level geographic resolution

When: 3 Member (Ellis Bay Formation), Ashgill (449.5 - 443.7 Ma)

• member-level stratigraphic resolution

Environment/lithology: shale

• Environmental call by T. Hanson.
• Calcareous shale with limestone interbeds.

Size class: microfossils

Collection methods: chemical,

• Conodonts only.

Primary reference: A. D. McCracken and C. R. Barnes. 1981. Conodont biostratigraphy across the Ordovician-Silurian boundary, Ellis Bay Formation, Anticosti Island, Québec. In P. J. Lespérance (ed.), Field meeting, Anticosti-Gaspé, Québec, 1981: IUGS Subcommssion on Silurian Stratigraphy, Ordovician-Silurian Boundary Working Group, Stratigraphy and Paleontology 2:61-69 [S. Holland/T. Hanson/S. Bruning]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 24572: authorized by Steven Holland, entered by Tori Hanson on 10.08.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Conodonta
 Panderodontida - Panderodontidae
Panderodus clinatus, Panderodus gibber, Panderodus liratus, Panderodus cf. staufferi, Panderodus spp., Panderodus panderi, Panderodus gracilis, Panderodus serratus, Panderodus feulneri, Plegagnathus dartoni, Belodina dispansa, Belodina profunda, Belodina compressa
Panderodus spp. Ethington 1959 conodont
Panderodus n. sp. A s.f., Panderodus n. sp B s.f.
Panderodus panderi Stauffer 1940 conodont
Panderodus gracilis Branson and Mehl 1933 conodont
Panderodus serratus Rexroad 1967 conodont
Panderodus serratus s.f.
Panderodus feulneri Glenister 1957 conodont
Plegagnathus dartoni Stone and Furnish 1959 conodont
Plegagnathus dartoni s.f.
Belodina compressa Branson and Mehl 1933 conodont
 Protopanderodontida - Drepanoistodontidae
Drepanoistodus suberectus
Drepanoistodus suberectus Branson and Mehl 1933 conodont
 Protopanderodontida - Protopanderodontidae
Staufferella inaligerae
 Ozarkodinida -
Gamachignathus ensifer, Gamachignathus hastatus
 Prioniodontida - Balognathidae
Amorphognathus cf. ordovicicus
Amorphognathus cf. ordovicicus Bergström and Bergström 1996 conodont
 Prioniodontida -
Aphelognathus aff. grandis, Aphelognathus pyramidalis, Oulodus rohneri, Oulodus ulrichi, Pseudooneotodus beckmanni, Phragmodus undatus
Aphelognathus pyramidalis Branson et al. 1951 conodont
Oulodus rohneri conodont
Oulodus ulrichi conodont
Pseudooneotodus beckmanni Bischoff and Sannemann 1958 conodont
 Belodellida - Belodellidae
Walliserodus cf. curvatus
Walliserodus cf. curvatus Branson and Branson 1947 conodont