| Subsequent rank | : | †Cryptochordinae (Subfamily) Korobkov, 1955 | |
Ref: P. Bouchet & J.-P. Rocroi, 2005: 58; 255. [implicit] |
| Current rank | : | †Cryptochordinae (Subfamily) Korobkov, 1955 | |
Ref: P. Bouchet & J.-P. Rocroi, 2005: 255; 58. [implicit] |
| Incorrect spelling | : | †Chryptochordidae (Family) Millard, 1996, orth. inval. | |
Ref: J.-M. Pacaud & J. Le Renard, 1995: 167. [inferred] |