ORDERS. 41 



This class embraces that numerous tribe of 

 compound animals which inhabit or rather com- 

 pose, fixed stems, often called marine plants. 



Examples. Corals, sponges, sea-fans. 



14. INFUSORIA, animals which abeund in stag- 

 nant liquids only ; and which cannot be discovered 

 without the microscope. 



Most of these animals are gelatinous without 

 any organized viscera. But some of them are 

 more or less complicated in their structure ; hav- 

 ing a stomach and organs for motion. 



Examples. Vibrio, volvox. 



CLASS MAMMALIA 



IS DIVIDED INTO EIGHT ORDERS. 



1. BIMANI, having two hands and cuspidate 

 teeth. 



Example. Man. 



2. QuADRUMANi, having four hands and cuspi- 

 date teeth, 



Examples. Ape, ourang-outang* 



3. CARNIVORI, having cuspidate teeth 9 toes 

 with nails and no thumbs. 



Examples. Bat, hedgehog, shrewmouse, mole, 

 bear, martin, dog, wolf, weazle, cat, leopard, 

 seal, opossum. 



4. ARROSORES, (rongeurs) gnaivers, or animals 

 having incisors in both jaws ana no cuspidate teeth ; 

 toes with nails ; feeding almost wholly on vegetable 

 substances. 



Examples. Beaver, rat, squirrel, hare. 



5. EDENTATA, animals without incisors, and 

 with hoof-like nails. 



*4 



