| genus c | 66, non-orientable |
| Schläfli formula c | {20,4} |
| V / F / E c | 80 / 16 / 160 |
| notes |
|
| vertex, face multiplicity c | 1, 4 |
| 32, each with 10 edges | |
| rotational symmetry group | 640 elements. |
| full symmetry group | 640 elements. |
| its presentation c | < r, s, t | t2, s4, (sr)2, (st)2, (rt)2, (sr‑4)2, rtsr‑1sr‑1s‑1rs‑1r‑1sr2 > |
| C&D number c | N66.1′ |
| The statistics marked c are from the published work of Professor Marston Conder. | |
Its Petrie dual is
List of regular maps in non-orientable genus 66.
| Orientable | |
| Non-orientable |