Where: Newfoundland, Canada (51.6° N, 55.9° W: paleocoordinates 32.5° S, 50.7° W)
• coordinate estimated from map
When: Hystricurus oculilunatus trilobite zone, Cove West Member (Boat Harbour Formation), Stairsian (485.4 - 478.6 Ma)
• "below the "pebble bed" ", in Boyce 1986. PJW: originally entered as Middle Member, but this is base of formation & there is no "middle" member.
Environment/lithology: limestone
Size classes: macrofossils, mesofossils
Primary reference: W. D. Boyce. 1979. Further developments in western Newfoundland Cambro-Ordovician biostratigraphy. Current Research 5-10 [B. Kröger/B. Kröger]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 196438: authorized by Björn Kröger, entered by Björn Kröger on 14.09.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
Cephalopoda | |
Bassleroceras sp. Ulrich and Foerste 1936 | |
Trilobita | |
Pachycranium sp., Hyperbolochilus sp., Hystricurus sp., Hystricurus cordai, Hystricurus (cf. Hystricurus) oculilunatus
Pachycranium sp. Ross 1951 trilobite
Hyperbolochilus sp. Ross 1951 trilobite
Hystricurus sp. Raymond 1913 trilobite
Hystricurus cordai trilobite
Hystricurus (cf. Hystricurus) oculilunatus Ross 1951 trilobite | |
"Parahystricurus (cf. Jeffersonia) mediacrista" = Benthamaspis mediacrista
"Parahystricurus (cf. Jeffersonia) mediacrista" = Benthamaspis mediacrista Cullison 1944 trilobite | |
Parabellefontia sp. Hintze 1953 trilobite |