Vi. LIST OF PLATES IN VOLUME XVI. 
XXVII. 
Photographs of Sorby Slides ... 
PAGE 
248 
XXVIII. 
Photo-micrographs of Sorby Slides 
248 
XXIX. 
Geological Map and Section of Ingleborough 
253 
XXX. 
Appearance of Columnar Structure seen in Trow Gill .. 
294 
XXXI. 
Norber and Thwaites Scar, seen from Trow Gill 
294 
XXXIl. 
Long Kin West 
294 
XXXIIL 
Robin Proctor's Scar and Long Scar ... 
294 
XXXIV. 
Looking towards Penygent over Sulber and Perched 
Blocks of Limestone 
294 
XXXV. 
Waterfall in Black Marble Series and Fish from Black 
Shales of Fell Close Sike ... 
294 
XXXVI. 
Specimens of Prodiicta 
294 
XXXVII. 
Producta gigantea, normal type 
294 
<:xxviii. 
Producta gigantea, normal type 
294 
XXXIX. 
Specimens of Producta 
294 
XL. 
Aviculopeclen Cnlpini and Scaldia carhoiiaria ... 
335 
XLI. 
Photo-micrographs of Craven Limestones 
364 
XLII. 
Photo-micrographs of Craven Limestones 
364 
XLIII. 
Photo-micrographs of Craven Limestones 
364 
XLIV. 
Photo-micrographs of Craven Limestones 
364 
XLV. 
Photo-micrographs of Craven Limestones 
364 
XLVI. 
Gill Rock, Craven, and Syringopora ramidosa ... 
364 
XLVII. 
Black Limestone with Calcite Veins and Fragment of 
Crinoidal Limestone converted into Chert ... 
364 
XLVIII. 
Plioto-micrograplis of Zaphrentis Omaliusi var. densa and 
var. amingiia 
364 
XLIX. 
Photo- micrographs of Cyathaxonia Rushiana and Cya- 
thaxonia sp. 
364 
L. 
Photo-micrographs of Cyathaxonia 
364 
LI. 
Map of Portion of North Cleveland 
372 
■ LII. 
Map of Scugdale Slack and Grove Hill Overflows 
376 
