Tantalus/Mount Bush (Jurassic to of Canada)

Also known as Tantalus coal mine

Where: Yukon, Canada (60.3° N, 135.1° W: paleocoordinates 57.4° N, 74.6° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Tantalus Formation, Late/Upper Jurassic to Late/Upper Jurassic (161.5 - 100.5 Ma)

• formation-level stratigraphic resolution

Environment/lithology: conglomerate and sandy, carbonaceous shale

• chiefly conglomerate, with pebbles largely chert or slate, interbedded sandstones and shales, containing upper coal horizon

Size class: macrofossils

Collection methods: quarrying, surface (float), surface (in situ), mechanical,

• composite of localities 372 (Mt. Bush Wheaton R. District), 316 (Nordenskioldi R.), 374 (Tantalus coal mine), and 3177 (Tantalus coal mine).

Primary reference: W. A. Bell. 1956. Lower Cretaceous Floras of Western Canada. Geological Survey of Canada Memoir 285 (2528)1-153 [A. Rees/D. Sunderlin/D. Sunderlin]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 24783: authorized by Allister Rees, entered by Dave Sunderlin on 20.08.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Polypodiopsida
  -
 Cyatheales - Polypodiidae
Coniopteris brevifolia scaly tree fern
Coniopteris berryi scaly tree fern
Coniopteris yukonensis scaly tree fern
Ginkgoopsida
 Ginkgoales - Ginkgoaceae
Ginkgo ? pluripartita Heer 1876 ginkgo
Cycadopsida
 Cycadales -
"Nilssonia brongniarti" = Nilsonia, "Nilssonia cf. tenuicaulis" = Nilsonia
"Nilssonia brongniarti" = Nilsonia cycads
"Nilssonia cf. tenuicaulis" = Nilsonia cycads
Pityospermum
  -
Equisetopsida
 Pinidae - Pinidae
Gnetopsida
  -
"Pityophyllum cf. nordenskioldi" = Pityophyllum nordenskioeldi
"Pityophyllum cf. nordenskioldi" = Pityophyllum nordenskioeldi Heer 1899
 Coniferales - Podocarpaceae
Podozamites lanceolatus Lindley and Hutton 1840 podocarp