XIII
LIST OF WOODCUTS.
PAGE
Fig. 45. Astacus Jluviatilis.
The
first and
PEDES
second
maxilli-
.
55
46.
55
55
The second ambulatory leg .
55
47.
55
55
The mandible and maxillae
.
55
48.
55
55
The
and
eye-stalk, ANTENNA
antennule,
169 .
. .
166
.
172
15
40.
55
55
Blood corpuscles
.
176
55
50.
55
55
Epithelium.
178
55
51.
55
55
Connective tissue
.
179
55
52.
55
55
Muscular tissue
....
181
55
53.
55
55
Muscular tissue
55
54.
55
55
Nerve ganglia
55
55.
55
55
56.
55
.
.
171
.
.
182
....
188
55
Nerve fibres.
189
55
55
CuTICULAR TISSUE
191
57.
55
55
Sections of embryos .
55
58.
55
55
Earlier
55
59.
55
55
Later stages
55
60.
9«
55
Newly hatched young
stages
.
.
.
.
.... .
.
.
208
of development
210
of development .
.
.
216
.
220
torrentium. ' Comparative views of the cara55
61.
-
55 ^ nobilis.
pace, third abdominal somite,
k nigrcscciis.
AND TELSON
....
233
torrentium. ' Comparative views of the first 55
62.
AND SECOND ABDOMINAL APPEN¬
55 H nobilis.
DAGES OF THE MALE
nigrescens.
.
.
.
245
55
63. Cambarus Clarkii
•••••*«
248
55
64. Parastacus brcisiliensis ........
250
55
65. Astacoidcs m-adcigascarensis
251
55
66. Diagram of THE MORPHOLOGICAL RELATIONS OF THE
Astacidce 55
•
......
•
253
•
258
r PODOBRANCHIAl.
259
•
67. Homarus vulgaris
• f
• •
• o
e
• »
• r
• 9
' Parastacus. 55
68. - Nephrops. k Palcemon.
