| Stylochoplana clara Kato, 1937 | | - | primary taxonomic authority (describer) | 357-359, Pl. XXI, fig. 5; text-figs. 15-16 |
| Paraplanocera rubrifasciata Kato, 1937 | | - | primary taxonomic authority (describer) | 360-362, Pl. XXi, figs. 1-4; text-figs. 19-20 |
| Planocera profunda Kato, 1937 | | - | primary taxonomic authority (describer) | 359-360, Pl. XXI, figs. 6-7; text-figs. 17-18 |
| Cryptocelis littoralis Kato, 1937 | | - | primary taxonomic authority (describer) | 355-357, Pl. XX, figs. 8,9; Text-figs. 12-14 |
| Cryptophallus eximius Kato, 1937 | | - | primary taxonomic authority (describer) | 353-355, Pl. XX, figs. 3-5; Text-figs. 9-11 |
| Discostylochus yatsui Kato, 1937 | | - | primary taxonomic authority (describer) | 351-353, Pl. XX, figs. 6-7; text-figs. 6-8 |
| Leptostylochus ovatus Kato, 1937 | | - | primary taxonomic authority (describer) | 349-351, Text-figs. 4, 5 |
| Stylochus aomori Kato, 1937 | | w | primary taxonomic authority (describer) | |
| Stylochus speciosus Kato, 1937 | | w | primary taxonomic authority (describer) | 347-349, Pl. XX, figs. 1-2; text-figs. 1-3 |
| Lurymare purum (Kato, 1937) | | - | primary taxonomic authority (describer) | |
| Prosthiostomum auratum Kato, 1937 | | - | primary taxonomic authority (describer) | |
| Prosthiostomum ostreae Kato, 1937 | | - | primary taxonomic authority (describer) | 365-366, Pl. XXII, figs. 4, 5; text-figs. 25-27 |
| Prosthiostomum purum Kato, 1937 | | - | primary taxonomic authority (describer) | 366-367, Pl. XXII, figs. 6-7; text-figs. 28-30 |
| Prosthiostomum yerii Kato, 1937 | | w | primary taxonomic authority (describer) | 367-369, Pl. XXII, figs. 1-3; text-figs. 31-33 |
| Pseudoceros sagamianus Kato, 1937 | | - | primary taxonomic authority (describer) | 362-363, Pl. XXII, figs. 9-11; text-figs. 21-22 |
| Pseudoceros yeesoensis Kato, 1937 | | w | primary taxonomic authority (describer) | |
| Uteriporinae Micaplana Kato, 1937 | | w | primary taxonomic authority (describer) | |
| Cryptocelis littoralis Kato, 1937 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Stylochoplana clara Kato, 1937 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Discostylochus yatsui Kato, 1937 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Trigonoporus eximius (Kato, 1937) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Paraplanocera rubrifasciata Kato, 1937 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Planocera profunda Kato, 1937 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Plehnia ovatus (Kato, 1937) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Cryptophallus eximius Kato, 1937 | | w | primary taxonomic authority (describer) | |
| Leptostylochus ovatus Kato, 1937 | | w | primary taxonomic authority (describer) | |
| Stylochus speciosus Kato, 1937 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Euprosthiostomum auratum (Kato, 1937) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Lurymare purum (Kato, 1937) | | w | primary taxonomic authority (describer) | |
| Prosthiostomum auratum Kato, 1937 | | - | primary taxonomic authority (describer) | |
| Prosthiostomum ostreae Kato, 1937 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Prosthiostomum purum Kato, 1937 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Prosthiostomum yeri Kato, 1937 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudoceros sagamianus Kato, 1937 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Prosthiostomum auratum (Kato, 1937) | | w | primary taxonomic authority (describer) | |
| Imogine speciosus (Kato, 1937) | | w | primary taxonomic authority (describer) | |
| Imogine speciosus (Kato, 1937) | | w | latest taxonomic authority | |