Eurypterid-Associated Biota, Platyschisma Beds, Downton Castle Sst., Herefordsh. (Silurian of the United Kingdom)

Where: England, United Kingdom (52.4° N, 2.7° W: paleocoordinates 24.1° S, 11.9° W)

• coordinate based on political unit

• local area-level geographic resolution

When: Platyschisma Beds Member (Downton Castle Sandstone Formation), Pridoli (423.0 - 419.2 Ma)

• member-level stratigraphic resolution

Environment/lithology: marginal marine; green mudstone and green siltstone

• "Intertidal, adjacent to prograding, sandy shore. BA 1"
• "olive green mudstone and siltstone"

Primary reference: R. E. Plotnick. 1999. Habitat of Llandoverian-Lochkovian eurypterids. In A. J. Boucot, J. D. Lawson (eds.), Paleocommunities - a case study from the Silurian and Lower Devonian 106-136 [M. Foote/M. Foote/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 26914: authorized by Michael Foote, entered by Michael Foote on 08.11.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Plantae indet. Haeckel 1866
land plants
  - Cyathaspididae
 Thelodontida - Coelolepidae
Thelodus sp. Agassiz 1839
 Lingulida - Lingulidae
Gastropoda indet. Cuvier 1795 snail
"Pelecypoda indet." = Bivalvia
"Pelecypoda indet." = Bivalvia Linnaeus 1758 clam
Ostracoda indet. Latreille 1802 ostracod
 Phyllocarida -
 Eurypterida - Adelophthalmidae
 Eurypterida - Slimonidae
 Eurypterida - Hughmilleriidae
 Eurypterida - Pterygotidae
Pterygotus ludensis, "Erettopterus brodiei" = Erettopterus, "Erettopterus spatulatus" = Erettopterus, "Truncatiramus gigas" = Erettopterus
"Erettopterus brodiei" = Erettopterus eurypterid
"Erettopterus spatulatus" = Erettopterus eurypterid
"Truncatiramus gigas" = Erettopterus eurypterid
 Eurypterida - Eurypteridae
Eurypterus cephalaspis Salter 1856 eurypterid
 Eurypterida - Hardieopteridae
Logania sp. Gross 1967