Champion Bay (Jurassic of Australia)

Where: Western Australia, Australia (28.7° S, 114.7° E: paleocoordinates 39.9° S, 57.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Newmarracarra Limestone Formation (Champion Bay Group), Early/Lower Bajocian (171.6 - 168.4 Ma)

• Correlated with the ovalis/laeviuscula Zones of the lower Bajocian by Hall (1989).

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collected by H.P. Woodward; reposited in the BMNH

Primary reference: G. C. Crick. 1894. On a collection of Jurassic Cephalopoda from Western Australia - obtained by Harry Page Woodward, F.G.S., government geologist - with descriptions of the species. The Geological Magazine, New Series, Decade IV 1:385-393 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 171208: authorized by Matthew Clapham, entered by Matthew Clapham on 04.07.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

• "Cape Riche" specimens also came from Champion Bay, according to later authors.
Cephalopoda
 Ammonitida - Otoitidae
"Ammonites (Sphaeroceras) semiornatus n. sp." = Pseudotoites semiornatus2, "Ammonites (Perisphinctes) robiginosus n. sp." = Pseudotoites robiginosus2, "Ammonites (Perisphinctes) championensis n. sp." = Pseudotoites championensis2, "Pseudotoites championensis" = Pseudotoites championensis1, "Ammonites (Sphaeroceras) woodwardi n. sp." = Otoites woodwardi2, "Ammonites (Stephanoceras) australe n. sp." = Otoites australis
"Ammonites (Sphaeroceras) semiornatus n. sp." = Pseudotoites semiornatus2 Crick 1894 ammonite
"Ammonites (Perisphinctes) robiginosus n. sp." = Pseudotoites robiginosus2 Crick 1894 ammonite
"Ammonites (Perisphinctes) championensis n. sp." = Pseudotoites championensis2 Crick 1894 ammonite
"Pseudotoites championensis" = Pseudotoites championensis1 Crick 1894 ammonite
"Ammonites (Sphaeroceras) woodwardi n. sp." = Otoites woodwardi2 Crick 1894 ammonite
"Ammonites (Stephanoceras) australe n. sp." = Otoites australis Crick 1894 ammonite
 Ammonitida - Sonniniidae
"Ammonites (Dorsetensia) clarkei n. sp." = Newmarracarroceras clarkei
"Ammonites (Dorsetensia) clarkei n. sp." = Newmarracarroceras clarkei Crick 1894 ammonite
 Nautilida - Cenoceratidae
"Nautilus perornatus n. sp." = Cenoceras perornatus
"Nautilus perornatus n. sp." = Cenoceras perornatus Crick 1894 nautiloid
 Belemnoidea -
Belemnitida indet. Zittel 1895 belemnite