Loc. 25, Giralia Range [Miria Fm] (Cretaceous of Australia)

Where: Western Australia, Australia (22.7° S, 114.2° E)

• Paleocoordinates: 53.6° S, 115.1° E (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Miria Formation, Maastrichtian (72.1 - 66.0 Ma)

• STRATIGRAPHIC RELATIONS: From the Miria Fm, which overlies the Korojon Calcarenite (Maastrichtian). AGE: Maastrichtian, on the basis of ammonoid biostratigraphy. STRATIGRAPHIC POSITION: From upper part of the formation.

• bed-level stratigraphic resolution

Environment/lithology: marine; poorly lithified, shelly/skeletal sandstone

• SPECIFIC LITHOLOGY: Sandstone. LITHIFICATION: From weathered soil, hence matrix for formation is unlithified, though all specimens are preserved as phosphatic steinkerns.

Size class: macrofossils

Preservation: cast, mold/impression, replaced with phosphate

Collection methods: surface (in situ),

• COLLECTORS: T.A. Darragh, G.W Kendrick, R.A. Henderson, and W.J. Kennedy, 1969, 1979, 1993. REPOSITORY: Western Australian Museum.

Primary reference: R. A. Henderson and K. J. McNamara. 1985. Maastrichtian Non-Heteromorph Ammonites from the Miria Formation, Western Australia. Palaeontology 28(1):34-88 [A. Miller/D. Schramm/D. Schramm]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 83857: authorized by Austin Hendy, entered by Austin Hendy on 05.09.2008, edited by Matthew Clapham

Creative Commons license: CC0 (CC0)

Taxonomic list

• COVERAGE: Exhaustive for heteromorph ammonoids. Other ammonoids reported in separate publications. NOMENCLATURE: Authoritative publication, with modern nomenclature and species-resolution identifications.
Cephalopoda
 Ammonitida - Pachydiscidae
 Ammonitida - Diplomoceratidae
Diplomoceras cylindraceum Defrance 1816 ammonite
 Ammonitida - Baculitidae
Eubaculites carinatus Morton 1834 ammonite
Eubaculites latecarinatus Brunnschweiler 1966 ammonite
Eubaculites simplex Kossmat 1895 ammonite
 Ammonitida - Tetragonitidae
Pseudophyllites indra Forbes 1846 ammonite
Gaudryceras kayei Forbes 1846 ammonite
 Ammonitida - Desmoceratidae
Desmophyllites diphylloides Forbes 1846 ammonite
Kitchinites spathi Henderson and McNamara 1985 ammonite
 Ammonitida - Kossmaticeratidae
Brahmaites (Brahmaites) kossmati Henderson and McNamara 1985 ammonite
Grossouvrites gemmatus Huppe 1854 ammonite
Kossmaticeras (Natalites) brunnschweileri Henderson and McNamara 1985 ammonite
Gunnarites kalika Stolickzka 1865 ammonite
Gunnarites raggatti Henderson and McNamara 1985 ammonite
 Ammonoida - Phylloceratidae
"Partschiceras (Phyllopachyceras) forbesianum" = Phyllopachyceras forbesianum, "Phylloceras (Neophylloceras) surya" = Hypophylloceras (Neophylloceras) surya
"Partschiceras (Phyllopachyceras) forbesianum" = Phyllopachyceras forbesianum d'Orbigny 1850 ammonite
"Phylloceras (Neophylloceras) surya" = Hypophylloceras (Neophylloceras) surya Forbes 1846 ammonite