GSC 55050 - Beach south of Back Bay Village, ½ mile NW of westend Douglas Isl.: Telychian, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Craniata - Trimerellida - Trimerellidae
Rhynobolus informal sp. A Hall 1871
Strophomenata - Strophomenida - Leptestiidae
Leangella sp. Opik 1933
Strophomenata - Strophomenida - Sowerbyellidae
Plectodonta (? Eoplecotdonta) cf. millinensis
Strophomenata - Strophomenida - Amphistrophiidae
Amphistrophia sp. Hall and Clarke 1892
Strophomenata - Strophomenida - Furcitellidae
Pentlandina cf. parva
Strophomenata - Strophomenida - Strophonellidae
Strophonella cf. euglypha (Dalman 1828)
recombined as Strophoprion euglypha
Strophomenata - Strophomenida - Leptostrophiidae
Protomegastrophia prima
Strophomenata - Strophomenida - Rafinesquinidae
Leptaena spp.
Strophomenata - Strophomenida - Strophochonetidae
? Protochonetes sp. Muir-Wood 1962
Strophomenata - Orthotetida - Chilidiopsidae
Chilidiopsis spp.
synonym of Fardenia (Coolinia)
Rhynchonellata - Protorthida - Skenidiidae
Skenidioides sp. Schuchert and Cooper 1931
Rhynchonellata - Spiriferida - Cyrtiidae
Eospirifer sp. Schuchert 1913
Macropleura sp. Boucot 1963
Cyrtia sp. Dalman 1828
Rhynchonellata - Spiriferida - Delthyrididae
Howellella informal sp. 1 Kozlowski 1946
Rhynchonellata - Athyridida - Nucleospiridae
Nucleospira sp. Hall 1859
Rhynchonellata - Athyridida - Meristellidae
Meristina sp. Hall 1867
Rhynchonellata - Rhynchonellida - Hebetoechiidae
? Sphaerirhynchia sp. Cooper and Muir-Wood 1951
Rhynchonellata - Rhynchonellida - Machaerariidae
Ferganella sp. Nikiforova 1937
Rhynchonellata - Rhynchonellida - Rhynchotrematidae
? Stegerhynchus spp.
original and current combination Rhynchonella (Stegerhynchus)
Rhynchonellata - Pentamerida - Gypidulidae
Sieberella sp. Oehlert 1887
Rhynchonellata - Pentamerida - Pentameridae
Pentamerus sp. Sowerby 1813
Rhynchonellata - Pentamerida - Parastrophinidae
Anastrophia sp. Hall 1867
Rhynchonellata - Orthida - Dicoelosiidae
Dicaelosia sp. (King 1850)
original and current combination Dicoelosia
Rhynchonellata - Orthida - Dalmanellidae
Resserella cf. concavoconvexa (Twenhofel 1928)
recombined as Visbyella concavoconvexa
Isorthis sp. Kozlowski 1929
Rhynchonellata - Orthida - Rhipidomellidae
Dalejina cf. hybrida (Sowerby 1839)
Rhynchonellata - Orthida - Hesperorthidae
Dolerorthis cf. rustica (Sowerby 1839)
Rhynchonellata - Atrypida - Atrypidae
Atrypa "reticularis" (Linnaeus 1758)
original and current combination Anomia reticularis
Plectatrypa imbricata (Sowerby and Murchison 1839)
Gastropoda - Euomphalina - Oriostomatidae
Oriostoma cf. globosum (von Schlotheim 1820)
Gastropoda - Euomphalina - Euomphalidae
Euomphalopterus sp. Roemer 1876
    = Euomphalopterus aff. alatus Wahlenberg 1821
Wagner 2023
Gastropoda - Murchisoniina - Phanerotrematidae
Pseudoscalites cf. lindstroemi Boucot et al. 1967
recombined as Phanerotrema lindstroemi
see common names

Geography
Country:Canada State/province:New Brunswick
Coordinates: 45.1° North, 66.9° West (view map)
Paleocoordinates:37.3° South, 35.5° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Silurian Epoch:Llandovery
Stage:Telychian 10 m.y. bin:Silurian 1
Key time interval:Telychian
Age range of interval:438.50000 - 433.40000 m.y. ago
Stratigraphy
Formation:Back Bay
Stratigraphic resolution:formation
Stratigraphy comments: later named Back Bay formation. C4-C5 age of old scales.
Lithology and environment
Primary lithology: "limestone"
Includes fossils?Y
Environment:carbonate indet.
Taphonomy
Modes of preservation:body,cast
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:some macrofossils
Reason for describing collection:taxonomic analysis
Museum repositories:GSC
Metadata
Also known as:Unnamed beds of map unit 4, St. George map-area (1094A)
Database number:68834
Authorizer:P. Wagner Enterer:P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Created:2007-02-09 15:55:45 Last modified:2007-02-14 16:14:28
Access level:the public Released:2007-02-09 15:55:45
Creative Commons license:CC BY
Reference information

Primary reference:

15770. A. J. Boucot, J. G. Johnson, C. Harper and V. G. Walmsley. 1967. Silurian brachiopods and gastropods of southern New Brunswick. Geological Survey of Canada Bulletin 140(1):1-45 [P. Wagner/P. Wagner/O. Alfaro]

Secondary references:

9042 P. J. Wagner. 2023. Paleozoic Gastropod, Rostroconch, Helcionelloid and Tergomyan Database (2006 - 2023). [P. Wagner/P. Wagner/P. Wagner]