| | | Kind of type | Full locality |
| | | holotype of synonym Baculum koreanus Kwon, Ha & Lee, 1992 | south: Chuwangsan, Kyongpuk Province |
| | | holotype of synonym Baculum minutidentatus Chen & He, 1994 | China, Manchuria, Liaoning: Huanren County |
| | | holotype of species Ramulus ussurianus (Bey-Bienko, 1960) | Russian Far East: Southern Ussuriland, middle stretch of Daubikhe River, Anuchinskii district |
| | | paratype of synonym Baculum minutidentatus Chen & He, 1994 | China, Manchuria, Liaoning: Huanren County |
| | | paratype of species Ramulus ussurianus (Bey-Bienko, 1960) | Russian Far East: Southern Ussuriland, middle stretch of Daubikhe River, Anuchinskii district |