West Isthmus Bay section, Barbace Cove member (Ordovician of Canada)

Where: Newfoundland, Canada (48.5° N, 58.7° W: paleocoordinates 32.5° S, 49.2° W)

• coordinate estimated from map

When: Barbace Cove Member (Boat Harbour Formation), Floian (477.7 - 470.0 Ma)

Environment/lithology: shallow subtidal; limestone and stromatolitic, thrombolitic grainstone

• Cyclic peritidal carbonates
• shale beds, dolomitic lime wackestone

Size classes: macrofossils, mesofossils

Primary reference: W. D. Boyce and I. Knight. 2010. Macropaleontological investigation of the Upper St. George Group, West Isthmus Bay to East Bay section, Port au Port Peninsula, Western Newfoundland. Current Research 10(1):219-44 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 195746: authorized by Björn Kröger, entered by Björn Kröger on 22.08.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Proetida - Bathyuridae
Petigurus nero Billings 1865 trilobite
Bolbocephalus convexus Billings 1865 trilobite
"Jeffersonia angustimarginata" = Jeffersonia jenni Cullison 1944 trilobite
Benthamaspis ? sp. Poulsen 1946 trilobite
Bathyurellus abruptus Billings 1865 trilobite
"Peltabellia crassimarginata" = Strigigenalis crassimarginata Cullison 1944 trilobite
 Asaphida - Asaphidae
Isoteloides peri Fortey 1979 trilobite
Strophomenata
 Billingsellida - Polytoechiidae
Tritoechia sp. Ulrich and Cooper 1936
Lingulata
 Lingulida - Obolidae
Lingulella sp. Salter 1866
Gastropoda
 Euomphalina - Macluritidae
Maclurites sp. Le Sueur 1818 snail
 Euomphalina - Ophiletidae
Lecanospira sp. Butts 1926 snail
Ophileta sp. Vanuxem 1842 snail
Lytospira sp. Koken 1896 snail
 Euomphalina - Raphistomatidae
Ceratopea sp., "Pleurotomaria normani" = Ceratopea canadensis
Ceratopea sp. Ulrich 1911 snail
Ceratopea sp. cf. C. capuliformis
"Pleurotomaria normani" = Ceratopea canadensis Billings 1865 snail
Cephalopoda
 Endocerida - Piloceratidae
Cassinoceras wortheni Billings 1865
 Tarphycerida - Tarphyceratidae
 Tarphycerida - Estonioceratidae
Pycnoceras apertum Hyatt 1894
 Orthoceratoidea - Protocycloceratidae
Protocycloceras lamarcki Salter and in Murchison 1859