Broken River, Trelissick Basin (Oligocene of New Zealand)

Where: New Zealand (43.2° S, 171.7° E: paleocoordinates 50.1° S, 171.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Thomas Formation, Rupelian (33.9 - 28.1 Ma)

• "Miocene (Ototaran)". Ototaran has been replaced by Kaitaian, Runangan, and Whaingaroan (Eocene-Oligocene, rather than Miocene). Tegulorhynchia material from type area comes from Whaingaroan strata (Lee, 1980).

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

• Lithified based on fossil preservation and description of formation in Gage (1970) as "hard limestone alternating with basaltic tuff."

Size class: macrofossils

Reposited in the USNM

Primary reference: G. A. Cooper. 1959. Genera of Tertiary and Recent rhynchonelloid brachiopods. Smithsonian Miscellaneous Collections 130(5):1-90 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 187476: authorized by Matthew Clapham, entered by Matthew Clapham on 30.07.2017, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

 Rhynchonellida - Notosariidae
 Myliobatiformes - Myliobatidae
Myliobatis plicatilis2 Davis 1888 eagle ray
Myliobatis altus2 Davis 1888 eagle ray
 Hexanchiformes - Hexanchidae
Notidanus marginalis1 Davis 1888 cow shark
 Lamniformes - Lamnidae
Isurus retroflexus1 Agassiz 1843 mako shark
Lamna compressa1 Agassiz 1843 mackerel shark
 Lamniformes - Odontaspididae
Odontaspis exigua1 Davis 1888 sand tiger shark
 Spariformes - Sparidae
Sargus laticonus2 Davis 1888
 Labriformes - Labridae
Labrodon confertidens1 Chapman and Pritchard 1907