N158/f543 [Maringi Fm] (Cretaceous of New Zealand)

Also known as GS6439

Where: New Zealand (41.0° S, 175.7° E)

• Paleocoordinates: 84.8° S, 155.9° W (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Maringi Formation (Mangapurupuru Group), Motuan (103.3 - 99.5 Ma)

• STRATIGRAPHIC RELATIONS: From the Maringi Fm, which unconformably overlies Torlesse greywacke, and is overlain by the Springhill Fm (Cenomanian). AGE: Motuan (=Albian), on the basis of macrofossil biostratigraphy. STRATIGRAPHIC POSITION: From unknown position with formation.

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithified, gray siltstone

• ENVIRONMENT: Shallow marine siliciclastic paleoenvironment.
• SPECIFIC LITHOLOGY: Grey siltstone. LITHIFICATION: Lithified, based on facies description.

Size class: macrofossils

Preservation: cast, mold/impression

Collected by Henderson & Wellman; reposited in the IGNS

Collection methods: surface (in situ),

• COLLECTOR: R. Henderson, H. Wellman. REPOSITORY: GSNZ (now GNS Science, Lower Hutt, New Zealand).

Primary reference: M. R. Johnston. 1980. Geology of the Tinui-Awatoitoi District. New Zealand Geological Survey Bulletin 94:1-62 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 83446: authorized by Austin Hendy, entered by Austin Hendy on 20.08.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for bivalvia and cephalopoda, and other invertebrate groups (gastropoda, echinoidea, bryozoa, annelida listed). NOMENCLATURE: Not an authoritative publication, and generally lacking species-level designations.
Bivalvia
 Myalinida - Inoceramidae
Inoceramus sp. Sowerby 1814 clam
 Pectinida - Propeamussiidae
Parvamussium sp. Sacco 1897 mud scallop
 Pectinida - Buchiidae
Cephalopoda
 Ammonitida - Kossmaticeratidae
Wellmanites sp. Wright 1957 ammonite