Te Miko (Unit 2) (Eocene of New Zealand)

Also known as Decapod Bed; K30/f8723; K30/f37; K30/f37A; K30/f8510; K30/f9735

Where: New Zealand (42.0° S, 171.3° E: paleocoordinates 54.7° S, 179.4° W)

• outcrop-level geographic resolution

When: Island Sandstone Formation, Kaiatan (37.2 - 36.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: offshore; concretionary sandstone

• "shallow marine offshore, probably inner to middle shelf"

numerous ichnofossils and no visible cross-bedding in photos

decapods from nodules; aragonitic snails replaced with calcite

• friable sandstone

Preservation: concretion, original calcite, replaced with calcite

Primary reference: R. M. Feldmann and P. A. Maxwell. 1990. Late Eocene decapod Crustacea from north Westland, South Island, New Zealand. Journal of Paleontology 64(5):779-797 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 4886: authorized by John Alroy, entered by John Alroy on 28.08.1999, edited by Austin Hendy

Creative Commons license: CC BY (attribution)

Taxonomic list

• microfossils were identified but not listed or described except for one foram
Globothalamea
 Rotaliida - Cibicididae
Malacostraca
 Decapoda - Lyreididae
Lyreidus bennetti n. sp. Feldmann and Maxwell 1990 crab
 Decapoda - Raninidae
"Laeviranina keysei n. sp." = Raninoides, Laeviranina pororariensis
"Laeviranina keysei n. sp." = Raninoides crab
Laeviranina pororariensis Glaessner 1980 crab
 Decapoda - Goneplacidae
Carcinoplax temikoensis n. sp. Feldmann and Maxwell 1990 crab
 Decapoda - Majidae
Leptomithrax griffini n. sp. Feldmann and Maxwell 1990 spider crab
Notomithrax allani n. sp. Feldmann and Maxwell 1990 spider crab
 Decapoda - Macropipidae
"Rhachiosoma granuliferum" = Maeandricampus granuliferum, Pororaria eocenica
"Rhachiosoma granuliferum" = Maeandricampus granuliferum Glaessner 1960 crab
Pororaria eocenica Glaessner 1980 crab
Polychaeta
  -
Polychaeta indet. Grube 1850
Rhynchonellata
 Terebratulida - Terebratellidae
Stethothyris sp. Thomson 1918
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
Bivalvia
 Ostreida - Pinnidae
Pinna sp. Linnaeus 1758 oyster
 Pectinida - Limidae
? Limea sp. n. sp.
? Limea sp. n. sp. Bronn 1831 file clam
 Pectinida - Pectinoidae
Mesopeplum (Mesopeplum) sp. n. sp. Iredale 1929 scallop
Gastropoda
 Sorbeoconcha - Naticidae
? Naticidae indet. Guilding 1834 moon snail
 Epitonioidea - Epitoniidae
Cirsotrema (Cirsotrema) sp. n. sp. Mörch 1852 wentletrap
 Cerithioidea - Turritellidae
Crinoidea
 Isocrinida - Isocrinidae
Isocrinidae indet. Gislén 1924 Sea lily
Echinoidea
 Spatangoida - Schizasteridae
Schizaster (Paraster) exoletus Hutton 1873 heart urchin
S. (Paraster)