| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Colus | gracilis | 109 |
| 2 | Colus | islandicus | 24 |
| 3 | Colus | tortuosus | 20 |
| 4 | Colus | torra | 16 |
| 5 | Colus | sabini | 12 |
| 6 | Colus | holboellii | 9 |
| 7 | Colus | hypolispus | 5 |
| 8 | Colus | howsei | 3 |
| 9 | Colus | torrus | 3 |
| 10 | Colus | kujianus | 3 |
| 11 | Colus | hallii | 2 |
| 12 | Colus | turgidulus | 2 |
| 13 | Colus | species | 2 |
| 14 | Colus | aurariae | 2 |
| 15 | Colus | errones | 1 |
| 16 | Colus | glaber | 1 |
| 17 | Colus | stimpsoni | 1 |
| 18 | Colus | minor | 1 |
| 19 | Colus | pulcius | 1 |
| 20 | Colus | terraenovae | 1 |
| 21 | Colus | latericeus | 1 |
| 22 | Colus | griseus | 1 |
| 23 | Colus | georgianus | 1 |
| 24 | Colus | brevis | 1 |
| 25 | Colus | stimpsonii | 1 |
| 26 | Colus | herendeeni | 1 |