Interesting facts
Thatcheria mirabilis can be screwed into the spiral umbilicus of the Sundial Shell Architectonica.
- Thatcheria is reputed to have been Frank Lloyd Wright’s inspiration for the design of the Guggenheim Museum in New York.
- Discovered by accident in an idle moment, the spire of Thatcheria mirabilis can be screwed snugly into the spiral umbilicus of the sundial shell Architectonica.