Moonkinu Formation (Cretaceous of Australia)

Where: Northern Territory, Australia (11.8° S, 130.4° E: paleocoordinates 40.1° S, 117.6° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Acanthoceras rhotomagense ammonoid zone, Moonkinu Formation (Bathurst Island Group), Middle Cenomanian (99.6 - 93.5 Ma)

• LITHOSTRATIGRAPHY: From the Moonkinu Fm of the Bathurst Island Gp, which overlies the Darwin and Marligar Fms, and Wangarlu Mudstone, and is overlain by the Tapara bed. AGE: Middle Cenomanian; Cunningtoniceras cunningtoni indicates the Acanthoceras rhotomagense Zone STRATIGRAPHIC POSITION: From unknown position within the formation.

• formation-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified, bioturbated, glauconitic, sideritic, calcareous sandstone

• formation is "an open-marine, shelfal environment"
• LITHOLOGY: Glauconitic sandstone with calcareous and sideritic concretions. LITHIFICATION: Poorly lithified, based on figured specimen.

Preservation: original aragonite, original calcite

Collected by Hughs & Senior

Collection methods: surface (in situ),

• COLLECTOR: R. J. Hughes & B.R. Senior. REPOSITORY: Department of Palaeontology, Queensland Museum, Brisbane, Australia (QMF).

Primary reference: J. D. Stilwell and R. A. Henderson. 2002. Description and paleobiogeographic significance of a rare Cenomanian molluscan faunule from Bathurst Island, northern Australia. Journal of Paleontology 76(3):447-471 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90671: authorized by Austin Hendy, entered by Austin Hendy on 12.08.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to a few characteristic taxa. NOMENCLATURE: Authoritative publication, with relatively modern nomenclature and species-resolution identifications.
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
Bivalvia
 Myalinida - Inoceramidae
 Pholadida - Teredinidae
? Teredo sp. Linnaeus 1758 clam
 Trigoniida - Trigoniidae
Trigonia sp. Bruguière 1789 clam
"the occurrence of Trigonia sp. has not been reconfirmed in the present study and probably represents a misidentification.", p. 447
 Myoida -
Myoida indet. Goldfuss 1820 clam