Broom Point North BPN 240: Sunwaptan, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Agnostida - Diplagnostidae
Litagnostus planulatus (Raymond 1924)
recombined as Pseudagnostus planulatus
Agnostida - Agnostidae
Neoagnostus canadensis
Lotagnostus hedini (Troedsson 1937)
Trilobita - Olenida - Loganellidae
Loganellus laeviusculus
Trilobita - Olenida - Olenidae
Bienvillia corax (Billings 1865)
Trilobita - Olenida - Dokimokephalidae
Bellaspidella logani n. sp. Ludvigsen et al. 1989
Trilobita - Ptychopariida - Raymondinidae
Raymondina immarginata
Trilobita - Ptychopariida - Phylacteridae
Phylacterus cf. texanus
Westonaspis laevifrons
Trilobita - Ptychopariida - Ptychopariidae
Loganellus logani (Devine 1863)
recombined as Ptychoparia logani
Trilobita - Ptychopariida - Catillicephalidae
Theodenisia clavata
Onchonotus convexus Rasetti 1944
Yukonaspis kindlei
Acheilus levisensis Clark 1924
Peracheilus spinosus (Rasetti 1945)
Trilobita - Ptychopariida - Plethopeltidae
Leiocoryphe gemma Clark 1924
? Leiocoryphe cf. occipitalis Rasetti 1944
Trilobita - Ptychopariida - Norwoodiidae
Paranorwoodia gamma n. sp.
Trilobita - Asaphida - Remopleurididae
Apatokephaloides pauper (Billings 1865)
Elkanaspis unisulcata
synonym of Pseudokainella
Trilobita - Asaphida - Ptychaspididae
Keithia schucherti
Trilobita - Trinucleida - Alsataspididae
Zacompsus orientalis n. sp.
Trilobita - Harpetida - Heterocaryonidae
Heterocaryon platystigma
Heterocaryon tuberculatum Rasetti 1944
Trilobita - Harpetida - Harpididae
Loganopeltoides zenkeri
Trilobita - Corynexochida - Illaenuridae
Platydiamesus inornatus
Trilobita - Corynexochida - Leiostegiidae
Phoreotropis puteanus
Ptychopleurites dunbari
see common names

Geography
Country:Canada State/province:Newfoundland and Labrador
Coordinates: 49.8° North, 57.9° West (view map)
Paleocoordinates:35.5° South, 59.3° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Cambrian Epoch:Furongian
10 m.y. bin:Cambrian 5
Key time interval:Sunwaptan
Age range of interval:493.00000 - 487.50000 m.y. ago
Stratigraphy
Geological group:Cow Head Formation:Shallow Bay Member:Tuckers Cove
Stratigraphic resolution:bed
Stratigraphy comments: unit 54, sample BPN 240, Serotina interval, Plethopeltid-catillicephalid biofacies
Lithology and environment
Primary lithology: lithified "limestone"
Lithology description: boulders derived from shelf-margin algal buildups
Environment:platform/shelf-margin reef
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Preservation of anatomical detail:good
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Also known as:Reef 2741
Database number:81269
Authorizer:W. Kiessling Enterer:U. Merkel
Modifier:J. Alroy Research group:marine invertebrate
Created:2008-06-16 03:29:15 Last modified:2012-10-28 01:16:56
Access level:authorizer only Released:2010-01-08 10:39:56
Creative Commons license:CC BY
Reference information

Primary reference:
27387. R. Ludvigsen, S. R. Westrop, and C. H. Kindle. 1989. Sunwaptan (Upper Cambrian) trilobites of the Cow Head Group, western Newfoundland, Canada. Palaeontographica Canadiana 6:1-175 [W. Kiessling/U. Merkel]

Secondary references:

27393 S. R. Westrop and M. B. Cuggy. 1999. Comparative paleoecology of Cambrian trilobite extinctions. Journal of Paleontology 73(2):337-354 [W. Kiessling/U. Merkel]