...Fiona E. Fearnhead; David A. T. Harper Synopsis The discovery of distinctive arms of the cladid crinoid Petalocrinus sp. cf. P. visbycensis Bather at Rough Neuk Quarry, near Girvan, Ayrshire, extends the geographical range of this genus and also represents the earliest Petalocrinus in the British...

...Fiona E. Fearnhead; Stephen K. Donovan Synopsis Llandovery (Lower Silurian) crinoids are rare in the British Isles. The oldest articulated crinoids from the Silurian of Scotland are from the Newlands Formation (upper Rhuddanian or lower Aeronian) of Rough Neuk Quarry, near Girvan, Ayrshire...

.... Rough Neuk Quarry (or Roughneck Quarry o r Mulloch Hill Quarry; Aldridge 2000 , p. 164), near Girvan, Ayrshire, SW Scotland [NGR NS 271 040]. Upper part of the Mulloch Hill Sandstone Formation, Newlands Subgroup, Girvan Group ( Cocks et al. 1992 , fig. 7; Aldridge 2000 , p. 164; Floyd & Williams...

... Formation of Rough Neuk Quarry includes the calceocrinid disparid Chirocrinus baingowardi   Donovan, Widdison, Lewis and Fearnhead, 2010 , the distinct arms of the petalocrinid cladid Petalocrinus sp. cf. P. visbycensis   Bather, 1898 ( Fearnhead and Harper 2007 ) and arms of a cladid gen. et sp. indet...

... or 'Rough Neuk' sandstones and overlying buff or 'Craigens' sandstones. However from our mapping (and also from the published maps of Lamont and Freshney), Rough Neuk quarry is at a higher horizon in the formation than what Lamont terms Craigens Quarry, and the ochreous weathering comes and goes through...

...Fig. 1. Sketch map of the area around Wallacetown, Ayrshire, NE of Girvan and north of Dailly (F.E.F. new), within British National Grid square NS. Of relevance to this paper is the locality of Newlands Farm [NF]. The map also shows Rough Neuk Quarry [RQ], a slightly older (Rhuddanian) crinoid...