vl CONTENTS. 
CHAPTER VI.—APHRODITA.—Continued. 
§ 3.—APHRODITA VARIANS, 
4.—APHRODITA VELOX, 
5.—APHRODITA ARCTA, 
6.—APHRODITA ACULEATA, 
CHAPTER VII.—SABELLA, 
§$ 1.—SABELLA ALVEOLARIA, 
2.—SABELLA BELGICA, 
CHAPTER VIII.—TEREBELLA, 
§ 1.—TEREBELLA LITTORALIS, SEU ARENARIA, 
2.—TEREBELLA FIGULUS, 
3.—TEREBELLA TUBERCULATA, 
4,—TEREBELLA CONCHILEGA, 
5.—TEREBELLA MACULATA, 
6.—MIscELLANEOUS, 
1, TEREBELLA TETRIX, 
2. TEREBELLA PECTEN, 
3. TEREBELLA OSTRES, 
CHAPTER IX.—AMPHITRITE, 
§ 1.—AMPHITRITE VENTILABRUM, 
2.—AMPHITRITE BOMBYX, 
3.—AMPHITRITE FLOSCULA, 
4.—MIScELLANEOUS, 
1. Fasricra, 
2. AMPHITRITE LuNA, 
3. FILIPORA FILOGRANA, 
CHAPTER X.—MISCELLANEOUS, 
1.—PRIAPULUS CAUDATUS, 
2.—CLYMENE BOREALIS, 
3.—SIPHONOSTOMA GELATINOSA, 
4,—PuHerusA MULLERI, 
5.—NEREIS HIRSUTA, 
6.—NEREIS PECTINATA, 
7.—NEREIS PHASMA, 
8.—OcroDACTYLUS INHERENS, 
9.—SPHERULA, 
10.—ANIMALCULA, 
11.—MELICERTA RINGENS, 
12:—CARBASARIA FIMBRIATA, 
13. ANIMALCULUM CRUCIATUM, 
14.—CERCARIA, 
