ammonites
N88/f1071 [Karekare Siltstone] (Cretaceous to of New Zealand)

Also known as GS10150

Where: New Zealand (38.4° S, 177.3° E: paleocoordinates 74.2° S, 170.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Karekare Siltstone Formation, Urutawan to Urutawan (108.4 - 99.6 Ma)

• STRATIGRAPHIC RELATIONS: From Karekare Siltstone of the Taitai Series, which conformably overlies the Te Wera Sandstone (Albian). AGE: Urutawan of Wellman (1956) = Middle to Upper Albian, on the basis of macrofossil biostratigraphy. STRATIGRAPHIC POSITION: From 50 ft above base of formation.

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified, argillaceous sandstone

• ENVIRONMENT: Offshore marine, mid-outer shelf paleoenvironment.
• SPECIFIC LITHOLOGY: Muddy grit. LITHIFICATION: Lithified, based on facies description.

Size class: macrofossils

Preservation: cast, mold/impression

Collected by Speden in 1968; reposited in the IGNS

Collection methods: surface (in situ),

• COLLECTOR: I. G. Speden, 1968. REPOSITORY: GSNZ (now GNS Science, Lower Hutt, New Zealand).

Primary reference: I.G. Speden. 1975. Cretaceous stratigraphy of Raukumara Peninsula. New Zealand Geological Survey Bulletin 91 [A. Hendy/A. Hendy] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 83408: authorized by Austin Hendy, entered by Austin Hendy on 20.08.2008

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)