H51 (Silurian of the United Kingdom)

Where: Wales, United Kingdom (52.0° N, 4.2° W)

• Paleocoordinates: 32.0° S, 67.1° W (Wright 2013)

• coordinate based on political unit

• small collection-level geographic resolution

When: Rhuddanian (443.4 - 440.8 Ma)

• Unless a conodont zone was explicitly stated, a Late Rhudd - Late Aeron age was entered because of the statement these beds are all "pre-sedgwickii Zone."

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified mudstone and sandstone

Collection methods: bulk,

Primary reference: J. T. Temple. 1987. Early Llandovery brachiopods of Wales. Palaeontological Society Monographs 139(572):1-137 [J. Alroy/M. Sommers/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 5067: authorized by John Alroy, entered by Mike Sommers on 26.08.1999

Creative Commons license: CC0 (CC0)

Taxonomic list

• "Brachiopods... form the overwhelming preponderance of early Llandovery shelly faunas in Wales."
Stricklandia lens
  -
Stricklandia lens Sowerby 1839
ssp. mullochensis
Craniata
 Craniopsida - Craniopsidae
Paracraniops sp. Williams 1963
Rhynchonellata
 Rhynchonellida - Rhynchotrematidae
Stegerhynchus pusillum de Sowerby and Murchison 1839
 Orthida - Rhipidomellidae
Mendacella mullockiensis Davidson 1869
"llandoveriana morph"
 Orthida - Hesperorthidae
 Atrypida - Atrypinidae
"Plectatrypa tripartita" = Eospirigerina tripartita
"Plectatrypa tripartita" = Eospirigerina tripartita de Sowerby and Murchison 1839
ssp. tripartita