CONTENTS. 



Glass I.— PEOTOZOA. Types— Am<B\>a., VorticeUa, 3 



II.— POEIFEEA, 4 



1, III.— CCELENTEEATA. Tj/jjes— Hydra, Aurelia, 4 



II IV. — VEEMES. Types — JSTemertes, Lumbricus, Hirudo, 



Distomum, Taenia, Trichina, 5 



v.— ECHINODEEMATA. r//pe— Asterias, 6 



I, VI.— MOLLUSCA. Types— kaoA-on., Helix, 7 



M VII.— MOLLUSCOIDEA, 8 

 II VIIL— AETHEOPODA— 



Ceustacba. Type — Nephrops (or Homarus), 9 



Teacheata. Types — Scorpio, Periplaneta (Blatta), 10 



I, IX.— HEMICHOEDATA, 11 

 X.— VEETEBEATA (Chordata)— 



Tunicata (Urocliorda). Types — Phallusia, Ascidia, 1 1 



Cephalochobda. Type — Amphioxus, - 12 



Ctclostomata. Type — Myxine, 12 



ICHTHYOPSIDA — 



Pisces. Types — ScyUium, Gadus, Lepidosiren, 13 

 Amphibia. Type — Eana, - 13 



Sauropsida — 



Eeptilia. Types — Monitor, Crocodilus, 14 



AvBS. Types — Strutliio, Golumba, Arcliaj- 



opteryx, 15 



Mammalia. Types — Ornithorhynchus (Monotremata). 

 Macropus (Marsupialia). Eradypus (Edentata). 

 Equus, Ovis (Ungulata). Ganis, Eelis, Otario 

 (Carnivora). Balaena, Phoooena (Cetacea). Lepus 

 (Eodentia). Erinaceus (Insectivora). Vespertilio 

 (Cheiroptera). Lemur, Ateles, Gynocephalus, 

 Simia, Gorilla (Primates), - - - 15 



