2 Mariana Islands species out of 4 reported
Percnon guinotae
Percnon sp. A
Additional percnid species reported from the Mariana Islands by Paulay et al. (2003):
- Percnon abbreviatum (Dana, 1851) UF 106 P GP808-21 1 G
- Percnon affine (H. Milne Edwards, 1853)
- Percnon planissimum (Herbst, 1804)