MEMOIRS
OF THE
MUSEUM
OF
COMPARATIVE
ZOOLOGY
AT
HARVARD
COLLEGE.
VOL. XXXVI.
CAMBRIDGE,
MASS.,
1913.
U.
S.
A.
1'ROPICAL PACIFIC.
Thr following Pithlications of the Museum contain Reports on the Dredging Operations in charge
of Alexander Agassiz, of the U. S. Fish Commission Steamer "Albatross," during 1S99
and 1900, Commander Jefferson F. Moser, U.
I.
III.
Preliminary Report and List of Stations. With Remarks on the DeepSea Deposits by Sir John Murray. Mem. M. C. Z., Vol. XXVI. No. 1. Janu-
Mayer. Some Species of Partula from
M. €. Z., Vol. XXVI. No. 2. January,
A. G.
Mayer.
A. Agassiz and A. G.
40 pp.
33,
1
Tahiti.
C.
1
Plate.
Mem. M.
Tropical Pacific.
XXVI.
Z., Vol.
No.
n
3.
Mem. M.
C.
XXVIII.
Z., Vol.
238 Plates.
Shark's Teeth and Cetacean Bones from the
C. R. I5astm.\n.
Mem.
in Variation.
Study
Chart.
of the Tropical Pacific.
410 pp.
A
22 pp.
1902.
Mem. M.
Medusae.
13 Plates,
The Coral Reefs
A. Agassiz.
February, 1903.
V.
21 Charts.
114 pp.
January, 1902.
IV.
Commanding.
A. Agassiz.
ary, 1902.
II.
S. N.,
C.
Z., Vol.
XXVI.
No.
Red Clay
of the
14 pp.
June, 1903.
4.
3 Plates.
VI.
W.
E. HoYLE.
VII.
H. LuDwiG.
W.
Mary
No.
C. H. Gilbert.
24 pp.
190S.
XL
A. Agassiz.
No.
XII.
J.
1.
3
XIII.
W.
M.
C.
March, 1904.
1.
July, 1905.
12,
292 pp.
The
C.
Z., Vol.
Mem. M.
Pelagic Tunicata.
22 pp.
2 Plates.
Mem. M.
C.
Z.,
Vol.
XXXV.
No.
2.
9 Plates.
The Lantern
Fishes.
Mem. M.
C. Z., Vol.
XXVI.
No.
6.
July,
I
6 Plates.
Z., Vol.
The Depth and Marine Deposits
XXXVIII. No. 1. June, 1909. 170
G. V. Lee.
C. Z., Vol.
Kendall and
XXVI. No.
H. ilEVTii.
A.
No.
of
XXXIX,
the
pp.
Pacific.
5 Plates,
Maps.
ISO pp.
XV.
XXXII.
C. Z., Vol.
The Brachyura.
54 pp.
X<,].
XIV.
C: Z., Vol. XLIII.
Echini: The Genus Colobocentrotus. Mem. M. C.
November, 190S. S, 33 pp. 49 Plates.
Murray and
Meiri.
August, 1905.
5.
R.^thbun.
J.
August, 1907.
X.
M.
Chart.
1
E. RiTTER and' Edith S. Byxbee.
XXVI.
IX.
Mem. M.
Asteroidea.
35 Plates,
VIII.
Bull.
Cephalopoda.
12 Plates.
71 pp.
The
E. L.
Solenogastrcs.
Mem. M.
The Shore
10(1
pp.
Fishes.
Mem. M.
C. Z.,
7 Plates.
C. Z., Vol.
XLV.
No.
1.
i
June, 1911.
40 Plates.
M. Westergren.
Vol.
Goldsborough.
February, 1911.
7.
XXXIX.
No.
Echini:
2.
Echinoneus and Micropetalon.
1911'.
34 pp. 31 Plates.
Mem. M.
C. Z.,
August,
k
jsiab
MEMOIRS
OF THE
MUSEUM OF
COMPARATIVE
ZOOLOGY
AT
HARVARD COLLEGE.
VOL. XXXVI.
CAMBRIDGE,
MASS.,
1913.
U.
S.
A.
Museum of Comparative
AT HARVARD COLLEGE.
/IDcmotvs of tbe
Vol.
Z00I005
XXXVI.
THE PLAGIOSTOMIA.
(8HAEKS, SKATES, AND EAYS).
BY
SAMUEL GARMAN.
WITH SEVENTY - SEVEN PLATES.
PLATES.
CAMBRIDGE,
U.S.A.:
printed for tbe /IMiseum.
September, 1913.
CONTENTS,
THE PLAGIOSTOMIA (SHARKS, SKATES, AND
528 pages.
77 plates.
September, 1913.
RAYS).
By Samuel Garman.
List of Abbreviations.
ag-
-Vf"
PLATE
1.
PLATE
1.
CESTRACIONTIDAE.
Fig. 1-3.
Cestracion zyoaena (Page
157).
Fig. 4-6.
1.
Lateral view of a .speeimen 27.f inches long.
2.
Head from below.
3.
Teeth from the side of the jaw.
inches lung.
Lateral view of a speeimen 21
Head from below.
Teeth from the side of the jaw.
4.
5.
6.
J-
Cestr.vjion tiburo (Page 160).
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PLATE
2.
PLATE
2.
.
CARCHARINIDAE.
j
Fig.
1^.
ScOLIODON TERRAE NOVAE (Page
115).
Fig. 5-S.
1.
Lateral view of a specimen 215
2.
Head from below.
3.
Teeth from the front and from the side of the jaw.
Scales from near the middle of the flank.
Lateral view of a specimen 34 inches long.
Head from below.
Teeth from the front and from the side of the jaw.
Scales from near the middle of the flank.
4.
5.
6.
7.
S.
inche.';
CaRCHARINUS LIMBATUS (Page
:
127).
long.
1
I
.
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PLATE
3.
PLATE
3.
CARCHARINIDAE.
Fig. 1-3.
Galeus glaucus (Page
1.
Lateral view.
2.
Teeth from the forward end
Head from below.
3.
4.
.5.
6.
145).
Fig. -4-6.
of tlie jaw.
Lateral view.
Teeth from
Head from
tlic
forward end of the jaw.
l^elow.
Carcuakinus PL.vryoDON (Page
126).
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PLATE
4.
PLATE
CARCHARINIDAE
Fig. 1-5.
1.
2.
3.
4.
5.
6.
7.
8.
9.
Hemigaleus pectoralis (Page
and
4.
GALEORHINIDAE.
150).
Lateral view of a specimen 25i inches long.
Teeth from the inner side.
Forward teeth from the outer side.
Head from below.
Scales from the middle of the flank.
Lateral view of a specimen 27 inolies long.
Head from below.
Teeth from near tlie front end of the jaw.
Scales from near the middle of the fiank.
Fig. 6-9.
Galeohhinus l.^vis (Page
176).
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