vi 
CONTENTS. 
L 
COMPREHENSIVE and GENERAL ZOOLOGY. 
II. 
PROTOZOA. 
III. 
PORIFERA or SPONGIAE. 
IV. 
COELENTERATA. 
V. 
ECHINODERMATA. 
VI. 
VERMIDEA: including Gephyrea and Pterobranchiata, 
VII. 
BRACHIOPODA and BRYOZOA or POLYZOA. 
VIII. 
MOLLUSCA. 
IX. 
ARTHROPOD A (General). [Vacant.] 
X. 
CRUSTACEA. 
XI. 
ARACHNID A and MYRIOPODA; including also 
ostraca, Eurypterida, Prototracheata. 
Gigant- 
XII. 
INSECTA. 
XIII. 
PROOHORDATA = Tunicata, Cephalochordata 
PNEUSTA. 
Entero- 
XIV. 
VERTEBRATA (General). 
XV. 
PISCES. 
XVI. 
REPTILIA and BATRACHIA. 
XVII. 
AVES. 
XVIII. 
MAMMALIA. 
Alphabetical Index of New Names of Genera and Subgenera, 
