ure of;
Crinoidal; Foraminiferal; coralline; magnesian; metamorphic;
oolitic; pisolitic; bituminous; Laurentian.
_Limnoea; pyramidalis_.
_Limulus_.
_Lingula; Credneri_.
Lingula Flags.
_Lingulella; Davisii; ferruginea_.
_Liriodendron; Meeki_.
_Lithostrotion; irregulare_.
_Lituites_.
Lizards (see _Lacertilia_).
Llama.
Llanberis Slates.
Llandeilo rocks.
Llandovery rocks; Lower; Upper.
Lobsters.
Loess.
London Clay.
Longmynd rocks.
_Lonsdaleia_.
_Lophiodon_.
_Lophophyllum_.
Lower Cambrian; Chalk; Cretaceous; Devonian; Eocene; Greensand;
Helderberg; Laurentian rocks; Ludlow rock; Miocene; Old Red
Sandstone; Oolites; Silurian period; rocks of, in Britain; in
North America; life of.
_Loxonema_.
Ludlow rock.
_Lycopodiaceoe_.
Lynton Group.
_Lyrodesma_.

Macaques.
_Machoeracanthus major_.
_Machairodus; cultridens_.
_Maclurea; crenulata_.
_Macrocheilus_.
_Macropetalichthys; Sullivanti_.
_Macrotherium giganteum_.
_Macrurous Crustaceans_.
_Mactra_.
Maestricht Chalk.
Magnesian Limestone; nature and structure of; of the Permian
series.
Magnolia.
_Mammalia_, of the Trias; of the Jurassic; of the Eocene; of
the Miocene; of the Pliocene; of the Post-Pliocene.
Mammoth.
Man, remains of, in Post-Pliocene deposits.
Manatee.
_Mantellia; megalophylla_.
Maple.
Marble; encrinital; statuary.
Marcellus Shales.
_Mariacrinus_.
Marmots.
Marsupials; of the Trias; of the Jurassic; of the Eocene; of
the Miocene; of the Post-Pliocene.
_Marsupiocrinus_.
_Marsupites_.
_Mastodon; Americanus, angustidens; Arvenensis; longirostris;
Ohioticus; Sivalensis_.
Medina Sandstone.
_Megalichthys_.
_Megalodon_.
_Megalomus_.
_Megalonyx_.
_Megalosaurus_.
_Megatherium; Cuvieri_.
_Melania_.
_Melonites_.
Menevian Group.
_Menobranchus_.
_Meristella; cylindrica; intermedia; naviformis_.
_Mesopithecus_.
Mesozoic Period.
_Michelinia_.
_Micraster_.
_Microlestes; antiquus_.
Middle Devonian; Eocene; Oolites; Silurian.
Miliolite Limestone.
_Millepora_.
Millstone Grit.
Miocene period; rocks of, in Britain; in France; in Belgium;
in Switzerland; in Austria; in Germany; in Italy; in India;
in North America; life of.
Mitre-shells.
_Mitra_.
Moas of New Zealand.
_Modiolopsis; Solvensis_.
Molasse.
Mole.
Monkeys.
Monocotyledonous plant.
_Monograptus; priodon_.
_Monotis_.
Monte Bolca, fishes of.
_Montlivaltia_.
Mosasauroids.
_Mosasaurus; Camperi; princeps_.
Mountain Limestone.
Mud-fishes.
Mud-turtles.
Mu