CH/f280 - Te One Limestone, Chatham Islands (Eocene to of New Zealand)

Also known as GS 12108

Where: Chatham Islands, New Zealand (43.7° S, 176.5° E: paleocoordinates 51.6° S, 160.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Te One Limestone Member (Red Bluff Tuff Formation), Bortonian to Bortonian (43.0 - 36.0 Ma)

• AGE: The Te One Limestone is assigned a Bortonian-Kaiatan age based on biostratigraphy from combination of faunal groups.

• bed-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified, shelly/skeletal, calcareous grainstone

• ENVIRONMENT: Molluscan assemblages give little indication of depth of deposition, but an inner-middle shelf setting is suggested; siliciclastic environment.
• SPECIFIC LITHOLOGY: Soft bryozoan calcarenite. LITHIFICATION: Poorly lithified, as described as "soft"

Size class: macrofossils

Collection methods: quarrying,

• REPOSITORY: Collections reposited in Institute of Geological and Nuclear Sciences (now GNS Science) collections, Lower Hutt, New Zealand. COLLECTOR: Unknown abbreviation, MAC (1977).

Primary reference: 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]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 63106: authorized by Austin Hendy, entered by Austin Hendy on 06.08.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGEL Exhaustive for all faunal groups. IDENTIFIER: P.A. Maxwell, D.E. Lee, J.S. Buckeridge, I.W. Keyes, and R.F. Jenkins. NOMENCLATURE: Not an authoritative publication, but identified by specialists, using modern nomenclature.
 Terebratulida - Terebratellidae
Terebratella sp. d'Orbigny 1847
 Terebratulida - Cancellothyrididae
Terebratulina sp. d'Orbigny 1847
 Pectinida - Pectinoidae
Chlamys sp. Röding 1798 scallop
 Lamniformes - Odontaspididae
Striatolamia macrota Agassiz 1843 sand tiger shark
Carcharias acutissima Agassiz 1843 sand shark
 Heterodontiformes - Heterodontidae
Heterodontus sp. de Blainville 1816 bullhead shark
 Pristiophoriformes - Pristiophoridae
Pristiophorus lanceolatus Davis 1888 saw shark