UNEL 1872, Mt. Scott Range (Cambrian of Australia)

Also known as SSF 7.1

Where: South Australia, Australia (30.6° S, 138.3° E: paleocoordinates 17.1° N, 162.0° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Abadiella huoi trilobite zone, Ajax Limestone Formation, Atdabanian (521.0 - 516.0 Ma)

• = Section M (Gravestock, 1984)

•LITHOSTRATIGRAPHY: From the Ajax Fm. AGE: Bottomian (derived from Fig. 6); from Abadiella houi zone.

•A. houi zone is Atdabanian according to Gradstein et al. 2004 (PJW3)

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

• LITHIFICATION: Lithified, assumed on the basis of facies description.

Size classes: macrofossils, microfossils

Preservation: cast, replaced with silica

Reposited in the BMNH, NIGPAS, PIN, USNM

Collection methods: bulk, chemical

• Also in Australian Museum (AM), Museum of Victoria, Melbourne (NMVP), Queensland Museum (QM); see pg. 19

Primary reference: S. Bengtson, S. Conway Morris, B. J. Cooper, P. A. Jell, and B. N. Runnegar. 1990. Early Cambrian fossils from South Australia. Association of Australasian Palaeontologists 9:1-364 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 97750: authorized by Pete Wagner, entered by Pete Wagner on 27.08.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Chlorophyceae
 Dasycladales -
Stoibostrombus
  - Stoibostrombidae
Coeloscleritophora
 Chancelloriida - Chancelloriidae
Allonnia cf. tripodophora Doré and Reid 1965
Chancelloria spp. Walcott 1920
Eremactis mawsoni Bengtson 1990
Eremactis conara Bengtson et al. 1990
Heteractinida
 Octactinellida - Eiffeliidae
Eiffelia araniformis Missarzhevsky and Mambetov 1981
Dodecaactinella
  - Polyactinellidae
Siphonoconcha
 Tianzhushanelliformes - Tianzhushanellidae
Aroonia seposita Bengtson et al. 1990
 Sachitida -
Aculifera
  - Halkieriidae
"Thambetolepis delicata" = Sinosachites
"Thambetolepis delicata" = Sinosachites
Helcionelloida
 Helcionellida - Helcionellidae
Anabarella australis Bengtson et al. 1990
 Pelagiellida - Pelagiellidae
Bivalvia
 Fordillida - Fordillidae
Pojetaia runnegari Jell 1980 clam
Brachiopoda
 Tommotiida - Lapworthellidae
Lapworthella fasciculata Bengtson et al. 1990
 Inarticulata -
Inarticulata indet. Huxley 1869
Hyolitha
  -
Hyolitha indet. Marek 1963
 Orthothecida - Triplicatellidae
Triplicatella disdoma Conway Morris 1990
 Orthothecida -
"Actinotheca indet." = Cupitheca
"Actinotheca indet." = Cupitheca Duan 1984
 Hyolithida - Nelegerocornidae
Microcornus petilus Bengtson et al. 1990
 Hyolithida -
Hyptiotheca karraculum Bengtson et al. 1990
Aetholicopalla adnata
  -
Aetholicopalla adnata Bengston et al. 1990