﻿PEOF. 
  C. 
  LAPWOETH 
  ON 
  THE 
  GIEVAET 
  SUCCESSION. 
  537 
  

  

  49. 
  The 
  Gievan 
  Succession. 
  By 
  Chables 
  Lapwoeth, 
  Esq., 
  F.G.S., 
  

   Professor 
  of 
  Geology 
  and 
  Mineralogy, 
  Mason 
  Science 
  College, 
  

   Birmingham. 
  — 
  Part 
  I. 
  Steatigeaphy. 
  (Eead 
  June 
  7, 
  1882.) 
  

  

  [Plates 
  XXIV. 
  & 
  XXV.] 
  

  

  Contents. 
  

  

  I. 
  Introduction. 
  

  

  1. 
  Lower 
  Palaeozoic 
  Strata 
  of 
  Girvan 
  and 
  the 
  Southern 
  Uplands 
  of 
  Scotland. 
  

  

  2. 
  General 
  Characteristics 
  of 
  the 
  Girvan 
  Region. 
  

  

  3. 
  History 
  of 
  previous 
  Discovery 
  and 
  Opinion. 
  

  

  II. 
  Physical 
  Relations 
  of 
  the 
  Lower 
  Paleozoic 
  Rocks 
  op 
  Girvan. 
  

  

  (A) 
  The 
  Benan 
  Conglomerate 
  and 
  its 
  associated 
  Strata. 
  

  

  (a) 
  Description 
  of 
  the 
  Typical 
  Sections 
  of 
  the 
  Valley 
  of 
  the 
  Stinchar. 
  

  

  (1) 
  Benan, 
  (2) 
  Kirkland, 
  (3) 
  Auchensoul 
  &c, 
  (4) 
  Dularg, 
  (5) 
  

   Craigbickarae, 
  (6) 
  Auchlewan, 
  (7) 
  Minuntion. 
  

  

  (b) 
  Confirmatory 
  Exposures 
  of 
  the 
  Assel 
  Valley. 
  

  

  (1) 
  Dupin, 
  (2) 
  Brockloch, 
  (3) 
  Shalloch 
  Hill, 
  (4) 
  Letterpin. 
  

  

  (c) 
  Supplementary 
  Exposures 
  south 
  of 
  the 
  Girvan 
  Valley. 
  

  

  (1) 
  Aldons 
  Quarry, 
  (2) 
  Tramitchell, 
  (3) 
  Millenderdale, 
  (4) 
  Dinvin, 
  

   (5) 
  Trowier, 
  (6) 
  Dow 
  Hill, 
  (7) 
  Byne 
  Hill 
  and 
  Kennedy's 
  Pass. 
  

  

  (d) 
  Fossiliferous 
  Exposures 
  north 
  of 
  the 
  Girvan 
  Valley. 
  

   (1) 
  Craighead 
  Quarries, 
  (2) 
  Thunderton. 
  

  

  (B) 
  The 
  Flagstone 
  Series 
  of 
  Ardmillan 
  and 
  Penwhapple. 
  

  

  (a) 
  Description 
  of 
  the 
  Transitional 
  Zone 
  of 
  Balclatchie. 
  

  

  (1) 
  Balclatchie, 
  (2) 
  Barbae 
  &c, 
  (3) 
  Ardmillan 
  Braes, 
  (4) 
  Ard- 
  

   millan 
  Burn, 
  (5) 
  Laggan 
  Gill, 
  (6) 
  Dow 
  Hill. 
  

  

  (b) 
  Description 
  of 
  the 
  Typical 
  Section 
  of 
  Ardmillan 
  Shore. 
  

  

  (1) 
  Ardwell 
  Flags, 
  (2) 
  Whitehouse 
  Beds, 
  (3) 
  Barren 
  Flagstones. 
  

  

  (e) 
  Confirmatory 
  Section 
  in 
  Penwhapple 
  Glen. 
  

  

  (]) 
  Ardwell 
  Flags, 
  (2) 
  Whitehouse 
  Beds, 
  (3) 
  Barren 
  Flagstones. 
  

   (d) 
  Supplementary 
  Sections 
  South 
  of 
  the 
  Girvan 
  Valley. 
  

   (1) 
  Pinmore, 
  (2) 
  East 
  and 
  West 
  of 
  Penwhapple 
  Glen. 
  

  

  (C) 
  The 
  Inlier 
  of 
  Craighead 
  and 
  Glenshalloch. 
  

  

  (a) 
  Sections 
  of 
  the 
  Inner 
  Zones 
  of 
  Strata 
  of 
  the 
  Quarrel-Hill 
  Anticlinal. 
  

  

  (i) 
  The 
  Barren 
  Flagstone 
  series 
  of 
  Farden 
  and 
  Quarrel 
  Hill, 
  

   (ii) 
  The 
  Trinuclezis-bearmg 
  Shales 
  of 
  Drummuck. 
  

   (1) 
  Quarrel 
  Hill, 
  (2) 
  Lady 
  Burn. 
  

  

  (b) 
  Sections 
  of 
  the 
  Outer 
  Zones 
  of 
  the 
  Quarrel-Hill 
  Anticlinal. 
  

  

  (i) 
  The 
  Conglomerate 
  and 
  Shelly 
  Sandstones 
  of 
  Mulloch 
  Hill. 
  

   (ii) 
  The 
  Pentamerus-grits 
  of 
  Newlands 
  and 
  Craigwells. 
  

   (iii) 
  The 
  Graptolitic 
  Shales 
  of 
  Glenshalloch. 
  

   (1) 
  Newlands 
  Burn, 
  (2) 
  Glenshalloch. 
  

  

  (D) 
  Strata 
  between 
  the 
  Saugh-Hill 
  Fault 
  and 
  the 
  Camregan 
  Limestone. 
  

  

  (a) 
  Section 
  in 
  Penwhapple 
  Glen. 
  

  

  (1) 
  Biplograptus-modestus 
  shales. 
  (2) 
  Grey 
  Flags 
  and 
  Grits, 
  (3) 
  

   Monograptus- 
  Sedgwickii 
  mud 
  stones. 
  

  

  (b) 
  Confirmatory 
  Section 
  of 
  Saugh 
  Hill. 
  

  

  (c) 
  Coast-area 
  of 
  Shalloch 
  and 
  Woodland. 
  

  

  (1) 
  Shalloch 
  Forge, 
  (2) 
  Craigskelly, 
  (3) 
  Woodland 
  Point. 
  

  

  (E) 
  Strata 
  North 
  of 
  the 
  Camregan 
  Limestone. 
  

  

  (a) 
  The 
  Camregan 
  Limestone 
  and 
  its 
  associated 
  Strata. 
  

  

  (b) 
  Flagstones 
  and 
  Shales 
  of 
  Bargany 
  and 
  Straiton. 
  

  

  (1) 
  Lower 
  portion 
  of 
  Penwhapple 
  Glen, 
  (2) 
  Sections 
  south 
  of 
  

   Bargany, 
  (3) 
  Blair 
  Farm, 
  (4) 
  Knockgardner 
  and 
  Straiton. 
  

  

  (F) 
  Summary 
  of 
  Evidences 
  and 
  Conclusions 
  respecting 
  the 
  Stratigraphy 
  of 
  

   the 
  Girvan 
  Succession. 
  

  

  Q.J.G.S. 
  No. 
  152. 
  2o 
  

  

  