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TABLE OF CONTENTS. 



PAGE 



Gallery VIII. ANNELIDA 76 



Class Ohaetopoda ...... 76 



ARTHROPODA 81 



Class Trilobita ...... 82 



Class Arachnida . . . . . . 86 



Order Eurypterida ..... 86 



Order Xiphosura ..... 88 



Order Scorpionida ..... 89 



Order Anthracomarti ..... 91 



Order Araneae ...... 92 



Class Crustacea ...... 92 



Sub-Class Branchiopoda . . . .93 



Order Phyllopoda 93 



Sub-Class OsTRACODA ..... 93 



Sub-Class CiRRiPEDiA ..... 94 



Sub-Class Malacostraca .... 95 



Group Phyllocarida ..... 95 



Group Syncarida ..... 95 



Group Schizopoda ..... 96 



Order Isopoda . . . . . . 96 



Order Amphipoda . . . . . 97 



Order Stomatopoda . . . . . 97 



Order Decapoda ..... 98 



Sub-order Macrura ..... 98 



Sub-order Brachyura • . . . 100 



Class DiPLOPODA ...... 103 



Class Chilopoda 104 



Class Insecta 104 



BRACHIOPODA 108 



Order Atremata ..... 113 



Order Neotremata ..... 113 

 Order Protremata . . . . .113 



Order Telotremata ..... 113 



BRYOZOA OR POLYZOA 116 



Sub-Class Gymnolaemata .... 117 



Order Trepostomata ..... 117 



Order Cryptostomata ..... 117 



Order Cyclostomata ..... 118 



Order Cheilostomata ..... 118 



