CLASS I.— EPIG^EA 



ORDER I. RHEUTINEA. 

 Genus 1. Aer. 



Gaseous. 



Sp. 1. A. tcrrenus, Carburetted Hydrogen. 



2. A. Hydrogenicus, Hydrogen. 



3. A. Phosphoricus, Phosphuretted Hydrogen. 



4. A. fetidus, Sulphuretted Hydrogen. 



5. A. Azoticus, Nitrogen. 



6. A. atmosphericus, Atmospheric Air. 



7. A. Carbonicus, Carbonic Acid. 



8. A. Sulphurosus, Sulphurous Acid. 



9. A. muriaticus, Muriatic Acid. 



Genus 2. Aqua. 



Liquid. 



Sp. 1. A. Iimpida, Water. 



o 



A. Sulphurica, Sulphuric Acid. 



ORDER II. STERINEA. 

 Genus 1. Acidum. 



II- 1—2. G = 1.4—3.7. Taste weak. 



Sp. I. A. Boracicum, Doracic Acid. 



2. A. Ai'senosum, Arsenous Acid. 



Genus 2. Borax. 



H = 2 — 2.5. G=1.7. — 1.8. Taste sweetish- alkaline 

 Sp. 1. B. obliquus, Borax. 



