[APPENDIX TO PART III.]
PROFESSOR OWEN’S CLASSIFICATION OF THE ANIMAL KINGDOM.
(From the Hunterian Lectures for 1843.)
Kingdom—ANIMALIA (animals).
Sub-kingdom—Vertebrata (having a spinal column).
| Class— | Mammalia (animals that give suck). Aves (birds). Reptilia (reptiles). Pisces (fishes). |
Sub-kingdom—Articulata (having external-jointed skeletons).
| Class— | Crustacea (having an external crust, or hard skin). Arachnida (spiders). Insecta (insects). Annelata (composed of rings). Cirripedia (having curled-feet). |