vi TABLE OF CONTENTS. 



CHAPTER Tin. 



Lucerilarida — Hidden-eyed Meduflie — Development of Luccmarida — ^EhizoBtomidae — Grap- 

 tolitidse, Pages 78-83 



CHAPTER IS. 



General characters of the Actinozoa — Zoantharia — Anatomy of a Sea- Anemone — Zoanthai-ia 

 Sclerodermata — Sclerodermic and Sclerohasic Corals — Coral-reefe — Zoantharia Sclero- 

 basica — Alcyonaria — Gorgonidas — Eed Coral — Eugose Corals — Ctenophora — Anatomy of 

 Pleurobrachia — Tabular view of the divisions of the Coelenterata, . . . p. 8^94 



CHAPTER X 



General characters of the Annuloida — General characters of the Echinodermata — Divisions 

 of the Echinodermata — Echinoidea — Anatomy of Echinus — Asteroidea — Ophiuroidea — 

 Ciinoidea — Cystoidea and Blastoidea — ^Holothuroidea, p. 95-107 



CHAPTER XI. 



General characters of the Scolecida — ^Divisions of the Scolecida — Taeniada — ^Development of 

 a Tape-worm — Cystic worms — Trematoda — Turbellaria — ^Acanthocephala — Gordiacea — 

 Nematoda — Rotifera — Tabular view of the divisions of the Annuloida, . p. 108-117 



CHAPTER 511. 



General characters of the Annulosa — Characters of the Anarthropoda — (Jephyrea — ^Annelida 

 — Divisions of the Annelida — Hirudinea — Ohgochaeta — Tubicola — ^Errantia, p. 118-125 



CHAPTER XIII. 



General characters of tho Arthropoda— Divisions of the Arthropoda, . . . p, 126, 127 



CHAPTER SIT. 



General characters of the Crustacea— Decapodar—Macrura — Anomura — ^Brachyura — Isopoda 

 — Merostomata — Triloblta — Cladocera, Copepoda, and Ostracoda — Cirripedia — ^Appendix 

 of the remaining orders of Crustaceans, p. 12S-1SS 



CHAPTER XV. 



General characters of the Arachnida — Podosomata — Acarina— Pedipalpi — Araneida, 



p. 139-143 

 CHAPTER XYI. 

 General characters of the Myriapoda — Centipedes — Millipedes .... p. 144, 145 



CHAPTER XYn. 



General characters and anatomy of Insects — Metamorphoses of Insects, . . p. 146-152 



CHAPTER XVIIL 

 Orders of Insects — Anopltira — ^Mallophaga — Thysanura — Hemiptera — Orthoptera — Neurop- 

 tera — Aphaniptera — Diptera— I^pidoptera — Hymenoptera — Strepsiptera — Coleoptera — 

 Tabular view of tho divisions of -the sub-kingdom Annulosa, . . .p. 15S-163 



