INDEX 309 
tulensis, 139 Marble Cliff Beds, 6 
sp. A, 139 Marbre Noir Series, 17 
sp., 139, 140 Maury Shale, ro 
? sp., 139, 140 McCraney Limestone, 10 
Lilleshall, 25 Mellte Bridge, 23 
Limestone III A, 27 Melmerby Scar Limestone, 26 
i By27 Menard Formation, 10-I1 
III C, 27 Merocanites, 18 
IV A, 27 Mestognathus, 35, 51, 57, 61, 78, 150-152, 
IW 1B; 27 180, 219 
IV C, 26-27 beckmanmi, 42-45, 61-63, 150 
V A, 26-27 beckmanni—Gnathodus bilineatus Zone, 44, 
VI A, 26-27 63 
VI B, 26-27 biplutt, 35, 44-45, 152-153 
Limestone Coal Group, 18, 29-30 neddensis, 35, 45, 153, 154 
Linn Limestone, 30 Metalonchodina, 131, 154 
Lower, 30, 51 bidentata, 154-156 
Upper, 30, 51, 274 Middle Limestone, 26-27, 48, 277 
Linn Spout, 30, 51 Midland Coalfields, 7 
Little Wenlock, 25 Midland Valley, Scotland, 4, 13, 29, 66 
Liandeilian, 5 Midlothian, 150, 244, 267-269, 277 
Llandeilo Limestone, 5 Millstone Grit, 7, 22, 26 
Llandovery, 5 Milston Bridge, 30 
Llanelli Quarry, 25 Mississippian, 9-10, 55, 200, 217 
Lodgepole Limestone, 55 Mississippi Valley, 4-5, 10-11, 36, 41, 44-45, 
Lonchodina, 140 52-53, 55, 57-03, 77, 217, 277 
bolbosa, 140 Missouri, 9, 56, 59 
furnishi, 141, 142 Modiola phase, 11, 15 
obtunda, 142 Monmouthshire, 66, 244 
paraclarki, 143 Montana, 9, II, 55, 179 
pavaclaviger, 143-144 Montfort, 53 
transitans, 144 Muensterocevas, 18, 60 
typicalis, 140 inconstans, 18 
sp. A, 144 Mullion Island, 6 
Long Craig Limestone, Upper, 30, 50, 264 Mumbles, 23 
Louisiana Limestone, 53, 222, 236 
Lower Limestone Group, 4, 18, 29-30, 50-51, Namurian, 4, 7, 18, 45, 62, 177 
264-269, 271-273 Neal Point, 6 
Lower Limestone Shale, 6, 13, 17, 36, 54 Neoprioniodus, 90, 156 
antespathatus, 156, 157 
Machrihanish, 30 cf. aymatus, 167 
Macropolygnathus, 201 barbatus, 40, 158 
ithus, 201 cf. camurus, 167 
Magnilaterella, 51, 132, 135, 144-148 confluens, 158-159 
clarket, 35, 146-147 conjunctus, 159-160 
complectens, 145-146 montanaensis, 44, 160-161 
contraria sp. nov., 147-148 pevacutus, 35, 161-162 
vobusta, 144, 148 scitulus, 35, 45, 162-163, 165 
sp., 149 spathatus, 163-164 
spp., 149 tulensis, 45, 164-165 
? Ssp., 149, 150 varians, 165-166 
Main Limestone, 26 sp. nov. A, 166-167 
Malvern Hills, 5 Newhall House, 30 
