| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Circulus | cinguliferus | 66 |
| 2 | Circulus | species | 51 |
| 3 | Circulus | teramachii | 28 |
| 4 | Circulus | modestus | 27 |
| 5 | Circulus | tornatus | 8 |
| 6 | Circulus | striatus | 7 |
| 7 | Circulus | choshiensis | 5 |
| 8 | Circulus | gyalum | 1 |
| 9 | Circulus | liratus | 1 |
| 10 | Circulus | multistriatus | 1 |
| 11 | Circulus | harriettae | 1 |
| 12 | Circulus | microsculpturatus | 1 |
| 13 | Circulus | ryalli | 1 |
| 14 | Circulus | smithi | 1 |
| 15 | Circulus | deprinsi | 1 |
| 16 | Circulus | orbignyi | 1 |
| 17 | Circulus | octolirata | 1 |
| 18 | Circulus | modesta | 1 |