Arenig (redirect from Arenig series) here that the "Llanvirn" Series of H. Hicks was equivalent to the bifidus[clarification needed] shale and the Lower Llandeilo Series. In the geologic... 18 KB (1,271 words) - 09:43, 29 October 2023 |
Ordovician (redirect from Llanvirn) (Caradoc) Chazy (Llandeilo) Llandeilo (Llandeilo) Whiterock (Llanvirn) Llanvirn (Llanvirn) "Early Ordovician" Cassinian (Arenig) Arenig/Jefferson/Castleman... 69 KB (7,298 words) - 05:51, 18 March 2024 |
interest for strata. The exposed rocks include the Arenig and overlying Llanvirn series. National nature reserves in Wales List of Ramsar sites in Wales Countryside... 3 KB (218 words) - 17:23, 31 May 2021 |
protection because of its notable Ordovician pillow lava, in which the Llanvirn series is well demonstrated. Many of the rocks of Pembrokeshire have their... 21 KB (2,227 words) - 12:31, 17 May 2023 |
Llanfawr Mudstones Formation, Builth inlier, Llandeilian Stage of the Llanvirn Series) and the Czech Republic (Dobrotiva Formation, near Svatá Dobrotivá... 3 KB (170 words) - 05:37, 23 November 2023 |
The type specimen of H. solo was found in marine strata of the Arenig to Llanvirn-aged Zitai Formation of Middle Ordovician southern China, and is named... 3 KB (318 words) - 17:29, 20 December 2023 |
evidence of plant life on land, dating from the mid-Ordovician (early Llanvirn, ~470 million years ago), a period from which no macrofossils have yet... 24 KB (2,042 words) - 18:05, 24 March 2024 |
Rhynchonelliformea (category Cambrian Series 2 first appearances) Ordovician (Hirnantian)] Order †Orthotetida [Lower–Middle Ordovician ("Llanvirn") – Upper Permian] Order †Productida [Upper Ordovician – Lower Triassic... 14 KB (1,519 words) - 13:13, 17 January 2024 |
Scientific Interest (or SSSI) in Anglesey, North Wales, for its exposures of Llanvirn (Ordovician) rocks. It has been designated as a Site of Special Scientific... 3 KB (212 words) - 02:36, 20 January 2024 |