Palaeontology: Holotypes & Lectotypes

Visbyella trewerna

Bassett 1972
Accession number: NMW 72.6G.1
Collection: Holotypes
Taxonomy: Brachiopoda, Calciata: Articulata
Chronostratigraphy: PALAEOZOIC , SILURIAN , Wenlock Series , Homerian Stage
Lithostratigraphy: Trewern Brook Mudstone Formation , Glyn Member
Biostratigraphy: G. nassa Biozone
Locality: ../.. , Europe , United Kingdom , Wales , Montgomeryshire
  • Bassett, M.G. 1972b, The articulate brachiopods from the Wenlock Series of the Welsh Borderland and South Wales. Part 2. Monograph of the Palaeontographical Society, London: 27-78, pls 4-17 (Publication No.532, part of Volume 128 for 1974)., p.55, pl.11, fig. 15 a&b
  • Cocks, L.R.M. 1978, A review of the British Lower Palaeozoic brachipods, including a synoptic revision of Davidson's Monograph. Monograph of the Palaeontographical Society, London: 1-256 (Publication No.549, part of volume 131 for 1977)