Type species: Cryptozoon wilsoni Dendy, 1888
This genus includes the species:
| Cryptopolyzoon concretum | (Dendy, 1888) | Recent | Australia, S. Africa |
| Cryptopolyzoon evelinae | Marcus, 1941 | Recent | Brazil |
| Cryptopolyzoon wilsoni | (Dendy, 1888) | Recent | Australia |
Dendy, 1888 - On the Anatomy of an Arenaceous Polyzoon - A PDF file scanned from the original description of Cryptozoon.