Class II]. Myriopoda. 
Order 1. Chzlopoda (Centipedes). 
2. Chilognatha (Millepedes). 
Class IV. Crustacea. 
Section I. Malacostraca. 
Order 1, Zhoracostraca (Crabs). 
Subkingdom Ill. 

Order 2. Arthostraca (Woodslice &c.). 
| 
Section I], Entomostraca. 
Order 1, Branchiopoda. 
2. Ostracoda. 
3. Copepoda. 
4. Czrripedia (Barnacles), 
Mollusea. 
Group I. 'Tunieata. 
Class I. Thaliacea. Class I]. Ascidie. 
Group LI. Mollusea (typical). 
Class I. Cephalopoda (Cuttle-Fishes). Class IV. Gastropoda (Snails &c.). 
Order 1. Branchiata. 
II. Heteropoda. 2. Fulmonata. 
Ill. Pteropoda. Class V. Lamellibranchiata (Bivalves). 
Group III. Molluscoidea. 
Class I. Brachiopoda. | Class Il. Bryozoa. 
Subkingdom I[V. Vermes. 
Class I. Rotatoria (Wheel Animalcules). Class IV. Nemathelminthia. 
Order 1. Nematoda (Thread-Worms),. 
Il. Annelida. 2. Acantocephalt. 
Order 1. Chetopoda (Worms). Class V. Plathelminthia. 
2. Lltrudinez (Leeshes). Order 1. Turbellaria. 
2. Tremadota. 
Class II. Gephyrea. 3. Cestoda (Tape-worms), 
Subkingdom VY. Echinodermata. 
Order 1. Echznotdea (Sea-Urchins). Order 3. Crinoidea. 
2. Asterordea (Starfishes), 4, Holothurida@ (Sea-Cucumbers). 
Subkingdom VI. Coelenterata. 
Class I. Ctenophora. Class Ill. Anthozoa (Corals). 
Order 1. Octactinia. 
Il. Polypomeduse. 2. Hexactinia. 
Class IV. Porifera (Sponges). 
Order 1, Acalepha (Jelly-fishes). Order 1. Ceraospongia. 
2. Siphonophora. 2. Halichondria. 
3, /lydroida (Fresh-water Polypes). 3. Calcispongia, 
Subkingdom VII. Protozoa. 
Class I. Infusoria (Animalcule). 
Il. Rhizopoda, 
Order 1. Radzolaria. 
2. Horaminifera. 



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