Llanover Quarry, Gwent, Wales (Devonian of the United Kingdom)

Where: Wales, United Kingdom (51.8° N, 3.0° W: paleocoordinates 27.7° S, 4.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Senni bed Formation, Pragian (410.8 - 407.6 Ma)

• Age is based on plant macro- and microfossils. Equivalent to Brownstone Group (Cleal & Thomas, 1995)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, red sandstone and lithified, red mudstone

• """"""""deposited on an alluvial plain crossed by fast, low sinuosity streams""""""""
• from Cleal & Thomas, 1995: """"""""exposed sequence consists of about two metres of red sandstones and mudstones""""""""

Size classes: macrofossils, microfossils

Preservation: adpression, permineralized, coalified, original carbon, original sporopollenin, replaced with limonite

Collection methods: peel or thin section,

Primary reference: W. N. Croft and W. H. Lang. 1942. The Lower Devonian flora of the Senni Beds of Monmouthsire and Breconshire. Philosophical Transactions of the Royal Society of Britain 221:131-163 [P. Gensel/M. Kotyk]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 11083: authorized by Pat Gensel, entered by Michele Kotyk on 12.07.2001, edited by Pat Gensel

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Prototaxites
  -
Sciadophyton
  -
Drepanophycus spinaeformis
  -
Psilophytopsida
 Psilophytales -
  -
Taeniocrada
  -
Taeniocrada sp. White 1902
Zosterophyllum
  -
Nematothallus
  -
Retusotriletes
  -
Retusotriletes spp.3 Naumova 1953
Sporogonites exuberans
  -
Emphanisporites
  -
Dictyotriletes
  -
Dictyotriletes sp.3 Naumova 1950
 Life -
Apiculiretusispora
  -