CH/f3 - Chatham Islands [Tumaio Lmst]: Waipawan, New Zealand

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Echinoidea - Cidaroida - Cidaridae
Eucidaris ? sp.
Echinoidea - Apatopygidae
Apatopygus sp. Hawkins 1920
Rhynchonellata - Terebratulida - Cancellothyrididae
Terebratulina suessi (Hutton 1873)
Rhynchonellata - Terebratulida - Terebratellidae
Terebratella finlayi
Campages chathamensis Allan 1932
recombined as Tioriorithyris chathamensis
Bivalvia - Ostreida - Ostreidae
Pycnodonte (Notostrea) tarda
original and current combination Notostrea
Bivalvia - Ostreida - Gryphaeidae
Crenostrea cannoni
spelled with current rank as Pycnodonte (Crenostrea)
Bivalvia - Pectinida - Pectinidae
Eburneopecten imperfectus
Serripecten tiorioriensis Marwick 1928
Gastropoda - Epitoniidae
Cirsotrema (Tioria) youngi
see common names

Geography
Country:New Zealand State/province:Chatham Islands
Coordinates: 43.8° South, 176.7° East (view map)
Paleocoordinates:53.9° South, 155.4° West
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Paleogene Epoch:Eocene
Stage:Ypresian 10 m.y. bin:Cenozoic 2
Key time interval:Waipawan
Age range of interval:56.00000 - 52.00000 m.y. ago
Stratigraphy
Geological group:Tioriori Formation:Tumaio Limestone
Stratigraphic resolution:bed
Stratigraphy comments: AGE: The Tumaio Limestone is assigned an early Waipawan local stage=Ypresian age based on biostratigraphy from combination of faunal groups.
Lithology and environment
Primary lithology:shelly/skeletal poorly lithified calcareous grainstone
Includes fossils?Y
Lithology description: Bryozoan calcarenite
Environment:offshore shelf
Geology comments: Assumed to be from sediment-starved shallow offshore shelf paleoenvironment.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:selective quarrying,field collection
Reason for describing collection:biostratigraphic analysis
Collection method comments: Collections reposited in Institute of Geological and Nuclear Sciences (New Zealand Geological Survey) collections. Collected by J. Marwick (1924)
Taxonomic list comments:Depauperate fauna, but exhaustive.
Metadata
Also known as:GS 1177
Database number:51050
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2005-05-26 14:24:57 Last modified:2014-05-02 20:04:49
Access level:the public Released:2005-05-26 14:24:57
Creative Commons license:CC BY
Reference information

Primary reference:
13610. H. J. Campbell, P. B. Andrews, A. G. Beu, P. A. Maxwell, A. R. Edwards, M. G. Laird, N. deB Hornibrook, D. C. Mildenhall, W. A. Watters, J. S. Buckeridge, D. E. Lee, C. P. Strong, G. J. Wilson and B. W. Hayward. 1993. Cretaceous-Cenozoic geology and biostratigraphy of the Chatham Islands, New Zealand. Institute of Geological and Nuclear Sciences Monograph 2:1-269 [A. Miller/A. Hendy/A. Hendy]