I - Introduction.- 1 - Coronoid Hydrocarbons.- 2 - Coronoids and Coronoid-Like Systems.- II - Anatomy.- 3 - Anatomy: General Treatment.- 4 - Primitive Coronoids (I) and Annulenes: Anatomy.- III - Enumeration.- 5 - Enumeration: General Treatment and Coarse Classifications.- 6 - Primitive Coronoids (II) and Annulenes: Enumeration.- 7 - Enumeration and Classification of Non-Primitive Coronoids.- 8 - Enumeration and Classification of Coronoids with Definite Holes.- 9 - Enumeration: Numbers of Internal Vertices.