Tortworth Inlier, Gloucestershire (Silurian of the United Kingdom)

Where: England, United Kingdom (51.9° N, 2.2° W: paleocoordinates 27.9° S, 12.5° W)

• coordinate based on political unit

• local area-level geographic resolution

When: Monograptus tumescens graptolite zone, Bringewood Formation, Gorstian (427.4 - 425.6 Ma)

• Was Bringwood Beds

• group of beds-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; gray mudstone and siltstone

• BA 4 - taken from Cocks et al 2003.
• grey and purplish-grey mudstones and siltstones, with strongly calcareous nodular beds in a few places.

Size class: macrofossils

Primary reference: M.L.K. Curtis. 1972. The Silurian rocks of the Tortworth Inlier, Gloucestershire. Proceedings of the Geologists' Association 83(1):1-35 [M. Patzkowsky/Z. Krug/Z. Krug]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 49643: authorized by Mark Patzkowsky, entered by Zack Krug on 21.04.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

• The list is for the Bringwood Beds of the Tortworh Inlier...it is the combination of several localities around this area.
unclassified
  -
Ostracoda
 Leperditellocopida - Primitiidae
Primitia sp. Jones and Holl 1923 ostracod
 Palaeocopida - Beyrichiidae
Beyrichia spp. M'Coy 1846 ostracod
Trilobita
 Phacopida - Dalmanitidae
Dalmanites spp. Barrande 1852 trilobite
 Proetida - Proetidae
Proetus spp. Steininger 1831 trilobite
Gastropoda
 Euomphalina - Oriostomatidae
"Poleumita globosa" = Oriostoma globosum
"Poleumita globosa" = Oriostoma globosum von Schlotheim 1820 snail
 Murchisoniina - Phanerotrematidae
"Bembexia lloydi" = Ulrichospira lloydii
"Bembexia lloydi" = Ulrichospira lloydii de Sowerby and Murchison 1839 snail
 Murchisoniina - Loxonematidae
Loxonema spp. Phillips 1841 snail
Rhynchonellata
 Athyridida - Dayiidae
Dayia navicula Sowerby 1839
 Spiriferida - Cyrtiidae
Eospirifer radiatus Sowerby 1834
 Spiriferida - Delthyrididae
Howellella elegans Muir-Wood 1925
 Orthida - Rhipidomellidae
Dalejina hybrida Sowerby 1839
 Rhynchonellida - Hebetoechiidae
Sphaerirhynchia wilsoni de Sowerby 1816
 Rhynchonellida - Trigonirhynchiidae
"Camarotoechia nucula" = Microsphaeridiorhynchus nucula
"Camarotoechia nucula" = Microsphaeridiorhynchus nucula Sowerby 1839
 Pentamerida - Gypidulidae
Strophomenata
 Orthotetida - Chilidiopsidae
Coolinia pecten Linnaeus 1758
 Strophomenida - Leptostrophiidae
Brachyprion spp., "Leptostrophia filosa" = Mesoleptostrophia filosa
Brachyprion spp. Shaler 1865
"Leptostrophia filosa" = Mesoleptostrophia filosa Sowerby 1839
 Strophomenida - Amphistrophiidae
"Amphistrophia funiculata" = Amphistrophiella funiculata
"Amphistrophia funiculata" = Amphistrophiella funiculata M'Coy 1846
 Strophomenida - Rafinesquinidae
Leptaena rhomboidalis Wahlenberg 1818
 Strophomenida - Strophochonetidae
Craniata
 Craniopsida - Craniopsidae
Anthozoa
 Favositida - Favositidae
Favosites gothlandicus Lamarck 1816 tabulate coral
 Stauriida - Lykophyllidae
Phaulactis spp. Ryder 1926 horn coral