The specific name for the city.
The genealogy of the name is as follows:
Both Cyana and Bizone Walker 1854
Bizone pretoriae Distant, 1897
Now Cyana pretoria (Distant 1897)
Some butterflies mostly from in and around Pietermaritzburg, but some from further afield. Clicking on thumnails will show the full sized pictures. There are some cross-links, and an index of scientific names.