Formosa Village: Eifelian, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Stauriida - Amplexidae
? Heterophrentis sp. Billings 1875
originally entered as "? Heterophrentis sp."
Cephalopoda - Oncocerida - Brevicoceratidae
? Exocyrtoceras sp. Flower 1938
originally entered as "? Exocyrtoceras sp."
Gastropoda - Murchisoniina
    = Murchisonioidea indet. Koken 1896
Wagner 2023
Gastropoda - Murchisoniina - Gosseletinidae
Mourlonia confertinemilata Fagerstrom 1961
recombined as Pleurorima confertinemilata
n. sp.
Strophomenata - Strophomenida - Strophodontidae
Megastrophia (Megastrophia) proxicostellata
subgn. (Megastrophia); n. sp.
Rhynchonellata - Rhynchonellida - Camarotoechiidae
Camarotoechia lamellosa
n. sp.
Rhynchonellata - Pentamerida - Clorindidae
Pentamerella pavilionensis
Rhynchonellata - Spiriferida - Hysterolitidae
Fimbrispirifer divaricatus (Hall 1857)
Rhynchonellata - Athyridida - Meristellidae
Meristella subrotunda
n. sp.
Rhynchonellata - Terebratulida - Cranaenidae
Cranaena romingeri (Hall 1863)
Rhynchonellata - Terebratulida - Cryptonellidae
Cryptonella lens
Trilobita - Proetida - Proetidae
Proetus (Crassiproetus) crassimarginatus (Hall 1843)
recombined as Crassiproetus crassimarginatus
subgn. (Crassiproetus)
see common names

Geography
Country:Canada State/province:Ontario County:Bruce
Coordinates: 44.0° North, 81.3° West (view map)
Paleocoordinates:37.0° South, 27.7° West
Basis of coordinate:based on political unit
Geographic resolution:outcrop
Time
Period:Devonian Epoch:Middle Devonian
Stage:Eifelian 10 m.y. bin:Devonian 3
*Period:Middle Devonian
*International age/stage:Emsian *Local age/stage:Onondagan
Key time interval:Eifelian
Age range of interval:393.30000 - 387.70000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Amherstburg Member:Formosa Reef Limestone
Stratigraphic resolution:member
Stratigraphy comments: JA: originally entered as Emsian, but the Formosa Reef Limestone is Eifelian (see Edinger et al. 2002)
Lithology and environment
Primary lithology:gray lithified "reef rocks"
Secondary lithology: lime mudstone
Environment:reef, buildup or bioherm
Geology comments: "The bulk of the reef comprises poorly bedded stromatoporoidal boundstone and minor coralline boundstone in a matrix of lime mudstone and wackestone. [Ludvigsen, 1986]."
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Also known as:Fagerstrom #1
Database number:3844
Authorizer:J. Alroy, P. Wagner Enterer:M. Sommers, P. Wagner
Modifier:J. Alroy Research group:marine invertebrate
Created:1999-08-10 21:24:43 Last modified:2012-08-20 06:15:44
Access level:the public Released:1999-08-10 21:24:43
Creative Commons license:CC BY
Reference information

Primary reference:

257. J. A. Fagerstrom. 1961. The fauna of the Middle Devonian Formosa Reef Limestone of southwestern Ontario. Journal of Paleontology 35(1):1-48 [J. Alroy/M. Sommers/J. Alroy]

Secondary references:

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