Section 11 Bed 377. Cape Briggs, Grinnell Peninsula (Cambrian of Canada)

Where: Nunuvat, Canada (76.9° N, 96.2° W: paleocoordinates 8.9° S, 48.6° W)

When: Cordylodus proavus conodont zone, Cass Fjord Formation, Trempealeauan (492.5 - 485.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: argillaceous limestone

• They comprise pale to medium grey calcilutite and calcisiltite, thin to medium bedded with some massive beds that provide it with a characteristically bluff- forming morphology.

Size class: mesofossils

Primary reference: G. S. Nowlan. 1985. Late Cambrian and Early Ordovician Conodonts from the Franklinian Miogeosyncline, Canadian Arctic Islands. Journal of Paleontology 59(1):96-122 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 203794: authorized by Pete Wagner, entered by Pete Wagner on 25.08.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Conodonta
 Panderodontida -
Loxodus bransoni
 Protopanderodontida - Drepanoistodontidae
Drepanoistodus ? pervetus
 Protopanderodontida - Protopanderodontidae
Drepanodus triangularis, "? Paltodus bassleri" = Variabiloconus bassleri, Monocostodus sevierensis
"? Paltodus bassleri" = Variabiloconus bassleri Furnish 1938 conodont
? Paltodus bassleri Group
Monocostodus sevierensis Miller 1969 conodont
 Protopanderodontida - Clavohamulidae
Clavohamulus densus
 Protopanderodontida - Oneotodontidae
Utahconus aff. utahensis, Teridontus gracillimus
Utahconus aff. utahensis Miller 1969 conodont
 Proconodontida - Cordylodontidae
Cordylodus oklahomensis, Cordylodus proavus, Cordylodus rotundatus, Cordylodus intermedius, Cordylodus angulatus
Cordylodus proavus Müller 1959 conodont
Cordylodus rotundatus Pander 1856 conodont
Cordylodus intermedius Furnish 1938 conodont
Cordylodus angulatus Pander 1856 conodont