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Acronus, a genus of fossil sharks, i.
Actinocrinites, 30-dactyles, Miller's
restoration of, i. 323.
Adapis, character and place of, i.
Agassiz, his recognition of the scales
of fishes in coprolites, i. 150; on
causes of the death of fishes, i.
100; on origin of cololites, i.
156; on Glaris turtle, i, 196; his
classification of fishes, i. 204; do-
cuments consigned to him by
Cuvier, i. 204; his new orders of
fishes, i. 205, 206; geological re-
sults established by, i. 208; his
new arrangement of Monte Bolca
fishes, i. 217; his discovery of
belemnites with ink-bags, i. 282;
on the bilateral structure of ra-
diated animals, i. 313.
Agnostus, a genus of trilobites, i.
Aichstadt, pterodactyles found at, i.
Aix, fossil fishes of, i. 217.
Allan, Mr., his paper on Antrim
belemnites, i. 285.
Amber, fossil resin from lignite, i.
Amblypterus, fossil genus of fishes,
i. 212.
Ammonites, formed by cephalopo-
dous mollusks, i. 252; character-
istic of different formations, i.
252, geological distribution of, i.
253; geographical ditto, i. 254;
extent and number of species, i.
253; size of, i. 253; sub-genera
of, i. 253; shell composed of
three parts, i. 254; external
shells, i. 255, 256; outer cham-
ber contained the animal, i. 256;
double functions of shell, i. 256;
contrivances to strengthen shells,
i. 357–359; ribs, architectural

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i. 261–264; compound internal
arches, i. 264; siphuncle, organ
of hydraulic adjustment, i. 265;
siphuncle, occasional state of
preservation, i. 266; siphuncle,
placed differently from that of
nautili, i. 267; siphuncle, Dr.
Prout’s analysis of, i. 266; air-
chambers, more complex in am-
monites than in nautili, i. 264;
ammonites, how different from
nautili, 267; Von Buch's theory
of, i. 266; uses of lobes and sad-
dles in, i. 268; concluding obser-
vations upon, i. 268, 269; proba-
ble place of heart in, ii. 58.

Anarrhicas, palatal teeth of, i. 214.

Animals, final cause of their crea-
tion, i. 85; lower classes of, pre-
dominate in earlier strata, i. 95;
extinct races, how connected
with existing species, i. 433;
causes of their sudden destruc-
tion, i. 100; small number adapt-
ed for domestication, i. 85; ter-
restrial, how buried in strata of
freshwater and marine formation,
i. 104.

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329; her discovery of fossil pens
and ink-bags of Loligo, i. 231.
Anoplotherium, character and place
of, i. 70.
Anstice, Mr. W., his discovery of
insects in coal-formation, i. 306;
megalichthys, &c. found in Coal-
brook Dale, by, ii. 43.
Ant-eater, humerus like that of me-
gatherium, i. 123.
Anthracotherium, character and
place of, i. 71.
Apiocrinites, or pear encrimite,
Miller’s restoration of, i. 323.
Arachnidans, two great families of,
found fossil, i. 305.
Arago, M., on expenditure of rain-
water, i. 416; on Artesian wells
in France, i. 421.
Araucaria, fossil in coal formation,
i. 366; peculiarity in structure of,
i. 366; fossil trunks near Edin.
burgh, i. 366; fossil in Lias, i.
366; localities of living species,
i. 367.
Argonauta, its origin still doubtful,
i, 237.
Armadillo, habit and distribution
of, i. 116; fore-foot of, adapted
for digging as in the megathe-
rium, i. 123 ; bony armour resem-
bling that of megatherium, i.
127, 128.
Artesian wells, method of obtaining,
i. 419. 424; examples of action
of, i. 419; where most available,
i. 420; cause of rise of water in,
i. 421, 422; temperature of
water in, i. 423: extensive appli-
cation of, i. 423 ; Chinese man-
ner of boring without rods, i.
424; great importance of, i. 424.
Articulata, earliest examples of, i.
56; remains of fossil, i. 291; four
classes in all fossiliferous forma-
tions, i. 310; changes in families
of, i. 311.
Artois, artificial sountains in, i. 419
Asaphus, i. 295.
Asaphus caudatus, fossil eyes of, i.
Aspidorhynchus, i. 211.
Asterophyllites, abund int in coal, i.

Atmospheric pressure, sudden
changes of fatal to fishes, i. 103.

Atmosphere, functions of in circu-
lation of water, i. 416 425; an-
cient state of illustrated by eyes
of fossil trilobites, i. 303.

Atoms, ever regulated by fixed and
uniform laws, i. 20; ultimate, in-
divisible nature of, i. 429.

Audouin, M., wing of corydalis in
iron stone discovered by, ii. 77.

Auvergne, eggs in lacustrine forma-
tions of, i. 74; fossil animals found
in lacustrine formations of, i. 74;
extinct volcanoes of, ii. 8; indusiae
in fresh water formation of, i. 98.

Axis of rotation, coincides with
shorter diameter of the globe, ii.

Bahn Age, Prof, on the obligation
of the moralist to the philosopher,
i. 440.
Bacon, Lord, his view of the distinct
provinces of reason and revela-
tion, i. 439.
Baculite, character and extent of, i.
Baker, Miss, belemnite in her col-
lection, i. 283.
Bakewell, Mr., his views of the ex-
tent of animal life, i. 85.
Balistes, spines, action of, i. 221.
Basalt, various phenomena of, ii. 6.
Basins, strata of various ages dis-
posed in form of, i. 394; mechani-
cal operations producing, i. 395.
Bat, toes compared with those of
pterodactyle, i. 178.
Bears, bones of, in caves of Ger-
many, &c. i. 80; bones of, in
caves near I.iege, i. 89.
Beaufort, Captain, on bottles sunk
in the sea, i. 261.
Beaumont, M. Elie de, elevations
observed by, ii. 6.
Beaver, chisel-shaped structure of
its incisors, i. 119.
Becquerel, M., on crystals produced
under influence of electrical cur-
rents, i. 412.
Beechey, Captain, ammonites found
by, in Chili, i. 254.
Beetles, remains of in oolitic series
ii. 78.


Beetle, converted to calcedony
from Japan, ii. 78.
Beetle stones, from coal shale, near
Edinburgh, i. 155.
Beginning, meaning of the word in
Gen. i. 1. i. 25, 26; proofs of in
phenomena of primary stratified
rocks, i. 53; conclusions respect-
ing necessity of, i. 54; existing
and extinct species shown to have
had, i. 50, 51.54; geological evi-
dences of, i. 435, 436.
Belcher, Captain, his observations
on iguanas, i. 186.
Belcher, Captain, ammonites found
by, in Chili, 254.
Belemnites, geological extent of, i.
280; writers on the subject of, i.
280; structure and uses of, i. 281;
a compound internal shell, i. 281;
chambered portion of, allied to
Nautilus and Orthoceratite, i. 281;
ink-bags connected with, i. 282;
causes of partial preservation of,
i. 285; its analogy to shell of
Nautilus and to internal shell of
Sepia. i. 285; large number of
species of, i. 286.
Belemno-sepia, proposed new fa-
mily of cephalopods, i. 282.
Bentley, his contradiction of the
epicurean theory of atoms, i.431.
Bermudas, strata formed by the ac-
tion of the wind in, 104.
Berkeley, Bishop, on sensible de-
monstaation of the existence of
an invisible God, i. 443.
Bible, reveals nothing of physical
science, i. 22.
Birds, extent of fossil remains of, i.
74; fossil footsteps of, in Con-
necticut, ii. 39.
Blainville, M., his memoir on be-
lemnites, i. 280; his reasoning
respecting belemnites confirmed,
i. 283.
Blomfield, Bishop, on connexion of
religion and science, i. 437.
Bohemia, plants preserved in coal
mines of, 344, 345.
Bonn, brown coal formation near,
i. 381.
Boy, its importance to geology,
1. 92.
Boué, M., his map of Europe inter-
tiary period, i. 67.


Bothrodendron, character of, i. 357.
Boyle, Mr., on distinct provinces of
natural and revealed religion, i.
438. -
Bradford, apiocrinites found at i.
Branchipus, how allied to trilobites,
i. 297, 298.
Braun, Professor of Carlsruhe, his
list of the plants of CEningen, i.
383, et seq.
Brentford, Artesian wells at, i. 421.
Broderip, Mr., his observations on
living iguanas, i. 182, 186; on
new species of brachiopodo, i.
225; on crustaceans from the
lias at Lyme, i. 293.
Brongniart, M. Alexandre, his ac-
count of the basin of Paris, i. 67;
his history of trilobites, i. 295;
on erect position of trees in the
coal formation of St. Etienne, i.
353, 354.
Brongniart, M. Adolphe, his divi-
sions of submarine vegetation, i.
340 ; divisions of the fossil equi-
setaceae, i. 346 classification
of fossil ferns, i. 347 ; observa-
tions on fossil coniferae, i. 364;
on plants of the Grès bigarré, i.
368 ; on plants of the secondary
formations, i. 369.
Brora, coal in oolite formation at,
i. 66, 369.
Brougham, Lord, on religious end
of study of natural philosophy,
i. 440.
Brown coal, character and extent
of, i. 381.
Brown, Mr. Robert, on distribution
of living ferns, i. 348; discovery
of Gymnospermous structure of
coniferae and cycadez, i. 363;
his section of a stem of cycas
revoluta, i. 373 ; his discovery of
fossil spiral vessels, i. 375; name
of podocarya suggested by i.
378; his discovery of fossil spiral
vessels and traces of extravasated
gum in fossil cycadites, ii. 100.
Bruckmann, M. Von, his descrip-
tion and application of Artesian
wells, i. 421, 423.
Brunel, Mr. jun., his experiment
in a diving bell, i. 142.
Brussels, fossil emys at, i. 197.

Backeberg, coal in oolite formation
at, i. 79, 369.
Buckingham, Duke of, plesiosaurus
in his collection, i.158.
Buddle, Mr., his observations on
utility of faults, i. 407; his de-
posite of plans and sections of
coal mines in the Museum at
Newcastle, ii. 104.
Bude, strata of drifted sand at, i.
Buds petrified on trunks of cyca-
dites, i. 375.
Buenos Ayres, megatherium found
near, i. 114, 115.
Bufonites, teeth of pycnodonts, i.
Burchell, Mr., his observations on
the scales of serpents, i. 205.
Burdie House, fossil fishes and
plants at, i. 210.

Burnet, his opinion on the mosaic .

cosmogony, i. 18, 19.

CA1th NEss, fishes in slate of, i. 196.
Calamite, gigantic size and charac-
ter of, i. 346.
Calymene, i. 295.
Canstadt, Artesian wells at, i. 423.
Cardomom, fossil in I. Sheppey,
i. 389.
Cardona, salt in cretaceous for-
mation near, i. 63.
Carnivora, numerous in pliocene
strata, i. 79.
Carnivorous races, benefit of to
herbivorous, i. 106, 108.
Causes, five, chiefly instrumental
in producing the actual condition
of the globe, i. 82.
Caves, remains of animals found in,
i. 80.
Cephalopods, carnivorous, their use
in submarine economy, i. 228;
their extent in different forma-
tions, i. 228.
Central heat, theory of consistent
with the phenomena of the sur-
face of the globe, i. 41.
Centrina vulgaris, horny dorsal
spines, i. 221.
Cestracionts, sub-family of sharks,
i, 218; extent of, i. 219; only
living representative of, i. 219.

Cestracion Philippi, i 220; bony
spine of, i. 220.
Cetacea, remains of, in pliocene
strata, i. 79.
Chalmers, Dr., his views respect-
ing the Mosaic cosmogony, i. 26:
considerations of the geological
argument in behalf of a Deity,
i. 442, 443.
Chaos, word borrowed from the
Greeks, its meaning vague and
indefinite, i. 30.
Chambered shells, proofs of design
in, i. 235, 236; why particularly
selected, i. 236; delicate hy-
draulic instruments, i. 236; ex-
amples of retrocession in animal
structure, i. 237 : genera of,
allied to nautilus and ammonite,
i. 273.
Chantrey, Sir Francis, drawing
made by, with fossil sepia, i. 231.
Cheropotamus, character and place
of, i. 71.
Chimera, fossil species discovered
by the Author, ii. 47.
Chirotherium, footsteps of in Sax-
ony, i. 201; described by Dr.
Hohnbaum and Prof. Kaup, i.
202; probably allied to marsu-
pialia, i. 202; accompanied by
other tracks, i. 20.3.
Chlamyphorus, habit and distribu-
tion of 116; fore foot adapted
for digging, i. 123 ; armour of,
like that of the megatherium, i.
125, 127.
Cicero, his argument against the
Epicurean theory of atoms, i.
Cinnamomum, in brown coal near
Bonn, i. 382.
Cleremont, limestone of, loaded
with indusiae, i. 98.
Cleveland, imperfect coal in oolite
formation of i. 66, 369.
Climate, heat of indicated by fossil
plants and animals, i. 76; gra-
dually decreasing temperature
of, i. 79. ,
Clio borealis, swarms of in North-
ern Ocean, i. 289, 290.
Closeburn, gigantic Orthoceratite
found at, i. 275.


Coal formation, Forster's section

of, i. 58; iron ore and lime in, i.
59; its origin and importance to
man, i. 59.
Coal, proofs of its vegetable origin,
i. 342, 344; complex history of,
i. 363; stages in the production
and application of, i. 363; ter.
tiary brown coal or lignite, i.
381, et seq i proofs of design in
the dispositions of, i. 392 ; grand
supply from strata of the carbo-
niferous order, i. 393 ; physical
forces employed to render it ac-
cessible to man, i. 393, 395 ; ad-
vantage of its disposition in ba-
sins, 394; thickness of beds of,
i. 396 : remarkable accumulation
of, i. 396; associated with iron
ore, i. 396, 397 ; adaptation to
purposes of human industry, i.
397,398 ; inestimable importance
of, i. 400 ; mechanical power
derived from, i. 397, 400; im-
provident and gratuitous destruc-
tion of near Newcastle, i. 401 ;
early adaptation of to the uses
of man, i. 402.
Collini, pterodactyle figured by, i.
Cololites, fossil intestines of fishes
discovered by Prof. Agassiz. i.
156; found by Lord Greenock
in coal, near Edinburgh, i. 155.
Comatula, habits of, and resem-
blance to pentacrinite, i, 315,
Combe, definition of the term,ii. 106.
Conchifers, inferior to mollusks
that construct turbinated shells,
i. 225.
Conchology, important to geology,
i. 92.
Connecticut, fossil footsteps of

birds in, ii. 39. -

Conybeare, Rev. W. D., his sec-
tions across England, i. 15; his
report on geology to British
Association, i. 49 ; his memoir
and map of Europe, i. 68; pros-
pective provisions for the benefit
of man, i. 84; selections from
his plates of ichthyosauri, i. 138,
139; his observations on the
lower jaw of ichthyosaurus, i.


139 ; on the articulation of the
vertebrae in ichthyosaurus, i. 141;
his remarks on the paddles of
ichthyosaurus, i. 144; his resto-
ration of plesiosaurus, i. 159; his
inferences concerning plesiosau-
rus, i. 164, 166; his observations
on faults, 405, 406.
Coniferae, date of their commence-
ment, i. 367 ; microscopic struc-
ture of, i. 364; peculiarities in
structure of, i. 365 : geological
extent of, i. 364, 367 ; fossil re-
ferable to existing genera, i. 366;
fossil stems in erect position, i.
367; wood of, perforated by te-
redines, i. 361.
Consolidation of strata, partly by
aqueous partly by igneous action,
i. 59.
Coprolites, description of, i. 148;
extensive occurrence of, i. 148;
found in skeletons of ichthyosau-
ri, i. 149; marks of mucous
membrane on, i. 152; formation
explained, note, 152; indicate
the food of ichthyosauri, and
character of their intestinal ca-
mal, i. 154; derived from fishes
in various formations, i. 155;
polished for ornamental pur-
poses, i. 155; conclusions from
discovery of, i. 157; in coal for-
mation near Edinburgh, i. 209;
preserved in body of macropoma,
i. 216.
Coral, secreted by polypes, i. 333;
reefs, i. 334 ; their influence in
the formation of strata, i. 335 ;
fossil, inference from their state,
i. 96; rag, extent of, in counties
of Oxon, Bucks, Wilts, and York-
shire, i. 335.

Corn-cockle muir, tracks of tortoises

at, i. 198.
Cornwall, amount of steam power
employed in, i. 400; invasions
of by drifted sand, i. 104; dis-
position of metallic veins in, i.
Corydalis, wing of, found in iron
stone, of the coal formation, i.
309; ii. 77.
Cosmogony, Mosaic, the author's in-
terpretation of, i. 26.

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