Borehole N 915, Navan, Lucan 1 Formation: Chadian - Arundian, Ireland

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chlorophyceae - Dasycladales
Koninckopora informal sp. A Lee 1912
Koninckopora inflata de Koninck 1842
unclassified
Viseidiscus umbogmaensis
Biorbis duplex
Valvulinellidae
Valvulinella tchotchiai
Tetrataxidae
Tetrataxis conica
Tournayellidae
Pseudolituotubella sp.
Ozawainellidae
Eoparastaffella simplex Vdovenko 1954
Archaediscidae
Archaediscus involutus
Planoarchaediscus concinnus
Uralodiscus rotundus
Uralodiscus adindanii
Glomodiscus sp.
Pseudoammodiscidae
Brunsia sp.
Pseudoammodiscus sp.
Palaeospiroplectamminidae
Palaeospiroplectammina sp.
Eotextularia diversa
see common names

Geography
Country:Ireland County:Meath
Coordinates: 53.6° North, 6.7° West (view map)
Paleocoordinates:9.0° South, 2.4° West
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Carboniferous Epoch:Mississippian
Stage:Visean 10 m.y. bin:Carboniferous 2
Key time interval:Chadian - Arundian
Age range of interval:346.70000 - 340.20000 m.y. ago
Stratigraphy
Geological group:Fingal Formation:Lucan Member:1
Stratigraphic resolution:group of beds
Stratigraphy comments: unit 1 = Tara Member
Lithology and environment
Primary lithology: lithified "limestone"
Lithology description: corse-grained, poorly-sorted breccias; coarse-grained massive crinoidal grain/packstones, passing into laminated packstones, wackestones and striped mudstones
Environment:slope
Taphonomy
Size of fossils:mesofossils,microfossils
Collection methods and comments
Collection methods:core,field collection
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:78356
Authorizer:W. Kiessling Enterer:U. Merkel
Research group:marine invertebrate,micropaleontology
Created:2008-02-04 04:27:14 Last modified:2008-02-04 06:27:14
Access level:the public Released:2008-02-04 04:27:14
Creative Commons license:CC BY
Reference information

Primary reference:
26354.1% 5820P. Strogen, G. L. Jones, and I. D. Somerville. 1990. Stratigraphy and sedimentology of Lower Carboniferous (Dinantian) boreholes from west county Meath, Ireland. Geological Journal 25:103-137 [W. Kiessling/U. Merkel]