GSC 52670, Manuel Creek Fm, Murray Ridge, Northwest Territories (Jurassic to of Canada)

Where: Northwest Territories, Canada (68.0° N, 136.4° W: paleocoordinates 59.8° N, 57.0° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Manuel Creek Formation, Toarcian to Toarcian (182.7 - 170.3 Ma)

Environment/lithology: marine; shale and siltstone

• Table 1 gives broad lithological descriptions for formations within the study area. The Manuel Creek Fm is predominantly shale, siltstone and sandstone.

Size class: macrofossils

Reposited in the GSC

Collection methods: surface (in situ),

Primary reference: T.P. Poulton. 1991. Hettangian through Aalenian (Jurassic) guide fossils and biostratigraphy, Northern Yukon and adjacent Northwest Territories. Geological Survey of Canada Bulletin (410)1-95 [A. Miller/K. Layou/K. Layou]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 34188: authorized by Arnold Miller, entered by Karen Layou on 21.08.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Propeamussiidae
Propeamussium (Propeamussium) sp. de Gregorio 1884 mud scallop
 Pectinida - Pectinoidae
? Eopecten sp. Douvillé 1897 scallop
Cephalopoda
 Belemnitida -
Brachybelus sp. belemnite