A
Academy of Natural Sciences of Philadelphia, 76
Agassiz, L., 3
description of _Mesoplodon bidens_ by, 4
Alaska, _Ziphius_ from, 1
Allen, Dr. G. M., 3
American Museum of Natural History, 2, 3
_ampullatus_ (_Balæna_), 76
(_Hyperoödon_), 76
_arnuxii_ (_Berardius_), 68
B
_bairdii_ (_Berardius_), 60
_Balæna ampullatus_, 76
_rostrata_, 76
_Berardius_, 60, 77
from California, 1
from Pribilof Islands, 1
specimens of, in National Museum, 1
_Berardius arnuxii_, chevron bones of, 74
coloration of, 66
distribution of, 77
external dimensions of, 67
size of, 66
skeleton, dimensions of, 75
skull, dimensions of, 68
teeth, dimensions of, 70
vertebræ of, 73, 74
vertebral formula of, 72
_Berardius bairdii_, 2, 60
chevron bones of, 74
coloration of, 66
description of a young, from Bering Id., 64
distribution of, 77
earbones of, 69, 83
external dimensions of, 64, 67
from Bering Island, 1, 60
from Centerville Beach, Cal., history of, 2, 63
from St. George Island, Alaska, 2
external dimensions of specimens, 62
history of, 61, 62
from Trinidad, Cal., 2
humerus of, 74
original description of, 65
scapula of, 74
size of, 66
skeleton of, 72
skeleton, dimensions of, 75
skull of, 68
skull, dimensions of, 68
sternum of, 74
teeth of, 70
teeth, description of, 70
teeth, dimensions of, 70
ulna of, 74
vertebral formula of, 72
_Berardius vegæ_, 60
Bering Island, _Mesoplodon stejnegeri_ from, 24
Ziphiidæ from, 1
_bidens_ (_Mesoplodon_), 4, 76
(_Physeter_), 4
Boston Society of Natural History, 3
_bowdoini_ (_Mesoplodon_), 3, 77
Brasil, L., account of type-skull of _Mesoplodon europæus_ by, 24
_butskopf_ (_Hyperoödon_), 76
C
California, _Berardius_ from, 1
_cavirostris_ (_Ziphius_), 30, 77
Clark, Maj. Ezra W., 61
Cope, E. D., 35
Crawford, J. G., 3, 25
account of _Mesoplodon stejnegeri_ by, 24
D
_Delphinorhynchus_, 4
_Delphinus densirostris_, 9
_sowerbensis_, 4
_sowerbyi_, 4
_densirostris_ (_Delphinus_), 9
(_Mesoplodon_), 9, 76
_Dioplodon europæus_, 11
_gervaisi_, 11
E
East coast of United States, Ziphiidæ from, 2
Egbert, Dr. J. H., 59
_europæus_ (_Dioplodon_), 11
(_Mesoplodon_), 11, 76
G
_gervaisi_ (_Dioplodon_), 11
_gervaisii_ (_Hyperoödon_), 30
(_Ziphius_), 30, 54
_grayi_ (_Mesoplodon_), 3, 76
Grebnitzki, Nicholas, 1, 31, 60
_grebnitzkii_ (_Ziphius_), 30
H
_hectori_ (_Mesoplodon_), 77
Hyatt, A., 3
_Hyperoödon_, 76, 77
_Hyperoödon ampullatus_, 2, 76
distribution of, 77
from Newport, R.I., 2
from New York bay, 2
from North Dennis, Mass., 2
skeleton of, in National Museum, 76
specimens of, from coasts of United States, 76
vertebral formula of, 76
_Hyperoödon butskopf_, 76
_Hyperoödon gervaisii_, 30
_Hyperoödon planifrons_, distribution of, 77
_Hyperoödon rostratum_, 76
_Hyperoödon semijunctus_, 30
original description of, 35
type-skeleton of, 31
J
Jordan, Dr. D. S., 24, 63
Judge, James, 61
K
Kigan agalusoch, 66
L
_layardi_ (_Mesoplodon_), 3, 77
M
Manigault, G. E., 35
Mearns, Dr. E. A., 32
L. di Z., 32
_Mesoplodon_, 3
_Mesoplodon bidens_, 2, 3, 4, 11
distribution of, 76
external dimensions of, 23
from Nantucket, Mass., 2, 3, 4
mandible of, 6
phalangeal formula of, 18
skull of, 4
skull, dimensions of, 8, 15
teeth of, 6
vertebral formula of, 15
_Mesoplodon bowdoini_, 3
distribution of, 77
_Mesoplodon densirostris_, 2, 9, 28
description of exterior of, 10
distribution of, 76
earbones of, 83
external dimensions of, 23
from Annisquam, Mass., 2, 3, 4
skull, dimensions of, 8
_Mesoplodon europæus_, 2, 11
color of, 22
distribution of, 76
external characters of, 21
external dimensions of, 20, 23
first record of, 11
from Atlantic City, N. J., 2, 3, 11
history of, 20
from North Long Branch, N. J., 2, 3, 11
lungs of, 22
mandible of, 14
pectoral limb of, 18
phalangeal formula of, 18
ribs of, 17
scapula of, 18
skeleton, dimensions of, 18
skull of, 13
specific characters of, 12
sternum of, 18
stomach of, 22
teeth of, 15
tongue of, 22
type-skull of, description of, by L. Brasil, 24
Van Beneden’s opinion regarding, 12
vertebræ of, 15, 16
vertebral formula of, 15
_Mesoplodon grayi_, 3
distribution of, 76
_Mesoplodon hectori_, distribution of, 77
_Mesoplodon layardi_, 3
distribution of, 77
teeth of, 28
_Mesoplodon stejnegeri_, 2, 24
distribution of, 77
earbones of, 83
external characters of, 29
from Bering Island, 1, 3
from Oregon, 1, 2, 3
mandible of, 28
skull of, 25
skull, dimensions of, 29
teeth of, 28
teeth, dimensions of, 29
Museum of Comparative Zoölogy, 2, 3, 76
O
Oregon, _Mesoplodon stejnegeri_ from, 1, 3
P
_Physeter bidens_, 4
_planifrons_ (_Hyperoödon_), 77
Pla-un, 66
Pribilof Islands, _Berardius_ from, 1
R
Ring, J. H., 63
_rostrata_ (_Balæna_), 76
_rostratum_ (_Hyperoödon_), 76
S
St. George Island, Alaska, _Berardius_ from, 1
Scollick, J. W., 32
_semijunctus_ (_Hyperoödon_), 30
(_Ziphius_), 30
_seychellensis_ (_Ziphius_), 9
Soderman, Captain, 32
_sowerbensis_ (_Delphinus_), 4
_sowerbyi_ (_Delphinus_), 4
Stejneger, Leonhard, 1, 3, 24, 31, 60, 64, 65
_stejnegeri_ (_Mesoplodon_), 24, 77
W
Wellander, Capt. Otto, 25
West coast of United States, Ziphiidæ from, 2
Y
Yaquina Bay, Oregon, _Mesoplodon stejnegeri_ from, 24
Z
Ziphiidæ from east coast of United States, 2
from west coast of United States, 2
list of existing species of, 76
specimens of, available for study, 1
in National Museum, 1
_Ziphius_, 30, 77
fossil, 4
species of, 30
_Ziphius cavirostris_, 2, 30
Argentine specimen of, 36
caudal vertebræ of, 42
cervical vertebræ of, 38
chevron bones of, 44
color of, 33, 34
comparison of skeletons of, 36
dimensions of, 32
distribution of, 77
earbones of, 83
external characters of, 59
external dimension of, 32, 33, 34
from Argentina, 55, 57
from Barnegat City, N. J., 2, 31
from Barnegat City, N. J., history of, 33
from Bering Island, 1, 31
from Charleston, S. C., 2, 31
from Kiska harbor, Alaska, 1, 2, 31
from Newport, R. I., 2, 31, 32
from St. Simon Island, Ga., 2, 31
lumbar vertebræ of, 41
pectoral limb of, 46
phalangeal formula of, 46, 49
scapula of, 45
sex characters of, 54
skeleton, dimensions of, 47
skeleton of, from Bering Island, 58
skull, age variations in, 50
dimensions of, 53
sternum of, 45
teeth, description of, 55
dimensions of, 55
thoracic vertebræ of, 40
skeleton, variations in, 49
vertebræ of, 37
vertebral column of, 36
vertebral formula of, 36
_Ziphius gervaisii_, 30, 54
_Ziphius grebnitzkii_, 30
external characters of, 59
from Bering Island, 31
skull, dimensions of, 53
skeleton of, from Bering Island, 58
_Ziphius semijunctus_, 30, 35
from Charleston, S. C., 2
type-skull, dimensions of, 53
_Ziphius seychellensis_, 9