• Thumbnail for Ludfordian
    In the geologic timescale, the Ludfordian is the upper of two chronostratigraphic stages within the Ludlow Series. Its age is the late Silurian Period...
    5 KB (444 words) - 15:52, 2 November 2022
  • ensuing late Ludfordian faunal stage and a change in depositional regime. The Lau event started at the beginning of the late Ludfordian, a subdivision...
    12 KB (1,376 words) - 00:06, 19 June 2024
  • Thumbnail for Pridoli Epoch
    and 419.2 ± 3.2 mya (million years ago). The Přídolí Epoch succeeds the Ludfordian Stage and precedes the Lochkovian, the lowest of three stages within the...
    6 KB (411 words) - 19:21, 27 September 2024
  • England. The Ludlow Epoch is subdivided into two stages: Gorstian and Ludfordian. Ludlow Group Jeppsson, L.; Calner, M. (2007). "The Silurian Mulde Event...
    4 KB (228 words) - 14:53, 26 June 2024
  • Thumbnail for Palaeoscolecid
    armoured priapulids. They are known from the Lower Cambrian to the lower Ludfordian (late Silurian); they are mainly found as disarticulated sclerites, but...
    27 KB (2,672 words) - 08:20, 3 June 2024
  • Thumbnail for Geologic time scale
    Lachlan Orogeny on Australian continent tapers off. 423 ± 2.3 * Ludlow Ludfordian 425.6 ± 0.9 * Gorstian 427.4 ± 0.5 * Wenlock Homerian 430.5 ± 0.7 * Sheinwoodian...
    174 KB (9,743 words) - 14:34, 29 October 2024
  • Hirnantian Rhuddanian Aeronian Telychian Sheinwoodian Homerian Gorstian Ludfordian Lochkovian Pragian Emsian Eifelian Givetian Frasnian Famennian Axis scale:...
    22 KB (2,737 words) - 12:58, 5 October 2024
  • Thumbnail for Silurian
    Přídolí Rhuddanian Aeronian Telychian Sheinwoodian Homerian Gorstian Ludfordian             Subdivision of the Silurian according to the ICS, as of 2021...
    59 KB (5,815 words) - 00:20, 30 October 2024
  • glacial phase. The last major glaciation of the EPIA occurred during the Ludfordian and was associated with the Lau event. During this period, glaciation...
    62 KB (6,874 words) - 23:48, 27 October 2024
  • Thumbnail for Extinction event
    Hirnantian) 445–444 ~49% 57%[d] (40%, 31%)[e] 52% 7 42–46% Lau event (Ludfordian) 424 ~23% – 9% 9 – Kačák Event (Eifelian) 388~ ~24%[a] – 32% 9 – Taghanic...
    147 KB (15,032 words) - 05:02, 30 October 2024
  • Thumbnail for Macivera
    sediments in Bathust Island, Nunavut, Canada, from the upper Silurian (Ludfordian, around 430 to 420 million years ago). The leafless stems (axes) branched...
    5 KB (600 words) - 01:53, 16 May 2024
  • Přídolí Rhuddanian Aeronian Telychian Sheinwoodian Homerian Gorstian Ludfordian             Subdivision of the Silurian according to the ICS, as of 2021...
    4 KB (492 words) - 00:05, 19 June 2024
  • Ludfordian Hunton Megagroup Moccasin Springs Formation Racine Dolomite Gorstian Hunton Megagroup Moccasin Springs Formation Racine Dolomite...
    3 KB (199 words) - 16:55, 27 October 2024
  • Athyrididae. Craniops brussai Sp. nov Benedetto, Lavié & Salas Silurian (Ludfordian-Pridolian) Los Espejos Formation  Argentina A craniopsid brachiopod. Craniops...
    322 KB (29,185 words) - 10:08, 1 November 2024
  • Thumbnail for Placoderm
    from the late Llandovery, although later study reconsidered its age at Ludfordian. Shimenolepis plates are very similar to the early Devonian yunnanolepid...
    42 KB (4,325 words) - 01:16, 17 October 2024
  • Thumbnail for Silurian-Devonian Terrestrial Revolution
    that produced trilete spores. The later glaciation during the middle Ludfordian, corresponding to the Lau event, led to a major marine regression, creating...
    49 KB (5,146 words) - 21:21, 28 October 2024
  • Eocladus (category Ludfordian)
    existed in what is now Cornwallis Island, Northern Canada, during the Ludfordian age (Silurian period). It was described by Steven T. LoDuca, Michael J...
    1 KB (97 words) - 19:48, 1 March 2022
  • Sundvollen Formation (category Ludfordian)
    Oslo Region, Norway. It preserves fossils dating back to the Gorstian to Ludfordian stages (Rootsiküla in the regional stratigraphy) of the Late Silurian...
    7 KB (458 words) - 19:07, 8 July 2024
  • Thumbnail for Qilinyu
    Qilinyu is a genus of early placoderm from the late Silurian (late Ludfordian stage, ~423 Ma) of China. It contains a single species, Qilinyu rostrata...
    17 KB (1,994 words) - 07:10, 23 November 2023
  • Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite...
    1 KB (30 words) - 15:45, 23 October 2024
  • Distichophytum is a genus of extinct vascular plants of the Late Silurian (Ludfordian) to Early Devonian (Emsian), around 426 to 393 million years ago. The...
    8 KB (810 words) - 17:41, 3 January 2024
  • in what is now Cornwallis Island, Nunavut, Northern Canada, during the Ludfordian age (Silurian period). It was described from the Cape Phillips Formation...
    2 KB (208 words) - 17:39, 4 October 2023
  • Thumbnail for Gorstian
    approximately. The Gorstian Age succeeds the Homerian Age and precedes the Ludfordian Age. The age is named after Gorsty village southwest of Ludlow. The base...
    4 KB (216 words) - 17:33, 26 June 2024
  • Thumbnail for Marcellus Formation
    Ludfordian Salina Group Gorstian Salina Group...
    102 KB (10,675 words) - 23:40, 16 July 2024
  • Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite...
    1 KB (32 words) - 14:03, 1 September 2024
  • Silurian floras related to climate change from the cold conditions of the Ludfordian to the subsequent greenhouse conditions. Gess & Berry (2024) describe...
    150 KB (11,488 words) - 13:54, 1 November 2024
  • Přídolí Rhuddanian Aeronian Telychian Sheinwoodian Homerian Gorstian Ludfordian             Subdivision of the Silurian according to the ICS, as of 2021...
    3 KB (367 words) - 00:04, 19 June 2024
  • Thumbnail for St. Peter Sandstone
    Ludfordian Hunton Megagroup Moccasin Springs Formation Racine Dolomite Gorstian Hunton Megagroup Moccasin Springs Formation Racine Dolomite...
    6 KB (547 words) - 19:53, 20 August 2024
  • Ludfordian Hunton Megagroup Moccasin Springs Formation Racine Dolomite Gorstian Hunton Megagroup Moccasin Springs Formation Racine Dolomite...
    8 KB (653 words) - 13:04, 8 July 2024
  • kouchinskyi. Lindstroemiella Gen. et sp. nov Valid Zatoń et al. Silurian (Ludfordian) Estonia A member of Tentaculita. Genus includes new species L. eichwaldi...
    345 KB (30,122 words) - 22:35, 31 October 2024