LIST OF WOODCUTS. 



Xlll 



Fig. 45. 



„ 62. 



PAGE 



Astaciis Jluviatilis. The first and second maxilli- 



PEDES 166 



The second ambulatory leg . .169 



The mandible and maxilla . . 171 

 The eye-stalk, antennule, and 



ANTENNA 172 



Blood corpuscles . . . . 176 



Epithelium 178 



Connective tissue . . . . 179 

 Muscular tissue . . . .181 



Muscular tissue . . . . 182 

 Nerve ganglia . . . .188 



Nerve fibres ... . . . 189 



CUTICULAR tissue .... 191 



Sections of embryos . ... 208 



Earlier stages of development 210 



Later stages of development . 216 



Newly hatched young . . . 220 

 Comparative views of the cara- 

 pace, third abdominal somite, 



AND telson .... 233 

 ' torrentium. \ Comparative views of the first 

 nohilis. - AND second abdominal appen- 



^ nigrescens. ] dages of the male . . . 245 

 Caraharus Clarkii . . . . . . . .248 



Farastacus brasilietis-is 250 



Astacoides mudagascarensis ...... 251 



Diagram of the morphological relations of the 



Astacidcc ......... 253 



How.arus vulgaris ........ 258 



'' Farastacus. \ 



Nephrops. [-PoDOBRANCHiiB 259 



FaltBmon 



1 



