GSC C-118592, Harrison Lake (Jurassic of Canada)

Also known as MVA(F)85-289

Where: British Columbia, Canada (49.3° N, 121.8° W: paleocoordinates 38.6° N, 58.8° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Francis Lake Member (Harrison Lake Formation), Middle Aalenian (175.6 - 171.6 Ma)

• Middle Jurassic (mid-Aalenian) based on the single poorly preserved Erycitoides? sp.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, black, gray shale

• Manganese-stained, dark grey to black shale

Size class: macrofossils

Reposited in the GSC

Primary reference: A. J. Arthur, P. L. Smith, J. W. H. Monger and H. W. Tipper. 1993. Mesozoic stratigraphy and Jurassic paleontology west of Harrison Lake, southwestern British Columbia. Geological Survey of Canada Bulletin 441:1-62 [A. Miller/A. Hendy/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185045: authorized by Matthew Clapham, entered by Matthew Clapham on 08.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Hammatoceratidae
? Erycitoides sp. Westermann 1964 ammonite
 Belemnoidea -
Belemnitida indet. Zittel 1895 belemnite
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
 Pectinida - Oxytomidae
Oxytoma sp. Meek and Hayden 1865 scallop