Wrack Hills, North Yorkshire (Jurassic to of the United Kingdom)

Where: England, United Kingdom (54.5° N, 0.8° W: paleocoordinates 44.0° N, 9.2° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Saltwick Formation, Bajocian to Bajocian (170.3 - 163.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithified, sideritic ironstone

• siderite-rich ironstone

Size class: macrofossils

Preservation: permineralized, original carbon, replaced with other

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

Primary reference: C. R. Hill, D.T. Moore, J.T. Greensmith and R. Williams. 1985. Palaeobotany and petrology of a Middle Jurassic ironstone bed at Wrack Hills, North Yorkshire. Proceedings of the Yorkshire Geological Society 45(4):277-292 [A. Rees/A. Rees/A. Rees]more details

Purpose of describing collection: taphonomic analysis

PaleoDB collection 24212: authorized by Allister Rees, entered by Allister Rees on 02.08.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Equisetopsida
 Pinidae - Pinidae
Lycopodiopsida
 Lycopodiales - Lycopodiaceae
Polypodiopsida
  -
Cladophlebis sp. Brongniart 1849
 Cyatheales - Polypodiidae
Coniopteris murrayana Brongniart 1835 scaly tree fern
Coniopteris hymenophylloides Brongniart 1828 scaly tree fern
 Gleicheniales - Polypodiidae
 Equisetales - Equisetidae
Equisetum beanii horsetail
Equisetum columnare Brongniart 1828 horsetail
Cycadopsida
 Cycadales -
 Cycadales - Beaniaceae
Androstrobus sp. Schimper 1870 cycads
Beania sp. Carruthers 1869 cycads
 Cycadales - Nilssoniaceae
 Cycadales -
"Nilssonia tenuinervis" = Nilsonia
"Nilssonia tenuinervis" = Nilsonia cycads
Ginkgoopsida
 Ginkgoales -
 Ginkgoales - Ginkgoaceae
 Ginkgoales -
 Czekanowskiales -
 Bennettitales -
Pinopsida
 Pinales - Taxaceae