S102/f7 - Opihi River, Canterbury (Miocene of New Zealand)

Also known as Collection #3048 (Hendy PhD); GS #2219

Where: New Zealand (44.0° S, 170.7° E: paleocoordinates 49.1° S, 178.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Mount Brown Formation, Altonian (19.0 - 15.9 Ma)

• LITHOSTRATIGRAPHY: No lithostratigraphic data stated in text. Estimated to be from Mount Brown Formation based on correlation figure of King et al. (1994). AGE: Altonian age= Early Miocene; Awamoan (or Hutchinosnian) in text.

• bed-level stratigraphic resolution

Environment/lithology: coastal; poorly lithified, fine-grained, silty, calcareous sandstone

• ENVIRONMENT: No environmental data provided in text. Shallow-marine (inner shelf) siliciclastic environment [Hendy].
• SPECIFIC LITHOLOGY: Moderately soft, moderately calcareous, silty fine sand. LITHIFICATION: Poorly lithified, based on facies description (moderately soft; with difficulty crushed by hand).

Size class: macrofossils

Reposited in the IGNS

Collection methods: quarrying,

• COLLECTOR: Collected by Marwick (1919). REPOSITORY: Collection probably reposited in New Zealand Geological Survey (IGNS) collections, Lower Hutt, New Zealand.

Primary reference: H. W. Wellman. 1953. The Geology of the Geraldine Subdivision. New Zealand Geological Survey bulletin 50 [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 67822: authorized by Austin Hendy, entered by Austin Hendy on 12.12.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropoda , bivalvia, and scaphopoda. Coral also listed. NOMENCLATURE: Somewhat antiquated and from standard publication, though identified to species and subgeneric resolution. IDENTIFICATION: Identified by J. Marwick.
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium solidum Hutton 1873 tusk shell
Bivalvia
 Arcida - Glycymerididae
 Arcida - Cucullaeidae
 Arcida - Limopsidae
Limopsis zitteli Ihering 1907 clam
 Pectinida - Pectinoidae
 Pectinida - Anomiidae
Anomia trigonopsis Hutton 1873 jingle
 Carditida - Carditidae
 Pholadida - Corbulidae
Notocorbula humerosa Hutton 1885 clam
 Cardiida - Veneridae
Kuia sp. Marwick 1927 venus clam
 Cardiida - Mactridae
Mactra "n. sp." Linnaeus 1767 clam
Gastropoda
 Cerithioidea - Turritellidae
Pareora striolata Hutton 1885 turret shell
Tropicolpus albolapis turret shell
 Sorbeoconcha - Naticidae
 Neogastropoda - Buccinidae
"Hima (Mirua) socialis" = Nassa socialis, "Verconella marwicki" = Penion marwicki, Zelandiella subnodosa
"Hima (Mirua) socialis" = Nassa socialis Hutton 1886 true whelk
"Verconella marwicki" = Penion marwicki Finlay 1930 true whelk
 Neogastropoda - Cancellariidae
 Neogastropoda - Ancillariidae
"Baryspira hebera" = Amalda (Baryspira) snail
Baryspira cf. robusta Marwick 1924 snail
 Neogastropoda - Terebridae
 Neogastropoda - Raphitomidae
 Neogastropoda - Pseudomelatomidae
 Neogastropoda - Borsoniidae
Bathytoma haasti Hutton 1877 snail
 Neogastropoda - Muricidae
"Xymenella lepida" = Xymene
"Xymenella lepida" = Xymene murex snail
 Sorbeoconcha - Cerithiopsidae
 Pseudomelanoidea - Pseudomelaniidae
Clavatoma "n. sp." Powell 1942 snail
 Neotaenioglossa - Calyptraeidae
Maoricrypta sp. Finlay 1926 slipper shell