Koranga Sandstone, Koranga area: Late Aptian, New Zealand

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Trigoniida - Trigoniidae
Trigonia cf. tenuis
Bivalvia - Pectinida - Buchiidae
Aucellina cf. radiatostriata (Bonarelli and Nagera 1921)
Bivalvia - Pectinida - Oxytomidae
Maccoyella cf. reflecta (Moore 1870)
Thecostraca - Calanticomorpha - Cretiscalpellidae
Cretiscalpellum cf. glabrum (Roemer 1841)
Buckeridge 1983
see common names

Geography
Country:New Zealand
Coordinates: 38.5° South, 177.3° East (view map)
Paleocoordinates:80.4° South, 177.7° East
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Cretaceous Epoch: Early Cretaceous
10 m.y. bin: Cretaceous 2-3
Key time interval: Late Aptian
Age range of interval: 119.5 - 113 m.y. ago
Stratigraphy
Formation:Koranga Sandstone
Stratigraphic resolution:formation
Stratigraphy comments: Korangan
Lithology and environment
Primary lithology: conglomerate
Secondary lithology: silty,conglomeratic sandstone
Lithology description: conglomerate-breccia overlain by wacke sandstone with minor intraformational breccia, siltstone and conglomerate, fossils in shell-beds
Environment:marine indet.
Taphonomy
Modes of preservation:body,shellbed
Size of fossils:macrofossils
Articulated whole bodies:some
Associated major elements:some
Collection methods and comments
Collection excludes:some genera,difficult macrofossils
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:37059
Authorizer:J. Alroy, A. Hendy Enterer:E. Leckey, A. Hendy
Modifier:J. Alroy Research group:marine invertebrate,vertebrate
Created:2004-02-26 12:04:08 Last modified:2017-05-23 16:34:15
Access level:the public Released:2004-02-26 12:04:08
Creative Commons license:CC BY
Reference information

Primary reference:
9933. I. A. Speden. 1973. Distribution, stratigraphy and stratigraphic relationships of Cretaceous sediments, western Raukumara Peninsula, New Zealand. New Zealand Journal of Geology and Geophysics 16(2):243-268 [J. Alroy/E. Leckey/J. Alroy]

Secondary references:

52412 J. S. Buckeridge. 1983. Fossil barnacles (Cirripedia: Thoracica) of New Zealand and Australia. New Zealand Geological Survey Paleontological Bulletin 50:1-151 [A. Hendy/A. Hendy]