| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | Tokkarisho-misaki (Totsukarisho Saki, Tokkari-misaki), Japan | 4435 | Aug 1934 | default type | collected at Densinsaki and Tokkarisho. | Kato K (1937): 35 | |||
| B | Muroran, Hokkaido, Japan | 4434 | Aug 1934 | default type | Kato K (1937): 35 | ||||
| C | Ponshosuke (Pon-shosuke), Japan | 4436 | Aug 1934 | default type | Kato K (1937): 35 | ||||
| D | Muroran, Hokkaido, Japan | 4434 | 1937 or earlier | single specimen from Muroran. | Kato K (1937): 130 | ||||
| E | Oshoro Bay, Hokkaido, Japan | 4216 | 1937 or earlier | Kato K (1937): 130 |