| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 79925 | Lin, G. 1990 Two new species of Opisthobranchia from Hong Kong. pp. 433-436 In B. Morton (ed.) The Marine Flora and Fauna of Hong Kong and Southern China II, Proceedings of the Second International Marine Biological Workshop, Hong Kong, 2-24 April 1986. Hong Kong University Press. | 1990 | Yokoyamaia orientalis | 433-434 |
| 126793 | Chow, L.H., V.P.F. Yu, Z.Y. Kho, G.C.L. See, A. Wang, D.M. Baker and L.M. Tsang 2022 An updated checklist of sea slugs (Gastropoda, Heterobranchia) from Hong Kong supported by citizen science. Zool. Stud. 61(52):1-33. | 2022 | Yokoyamaia orientalis | 24 |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. http://www.marinespecies.org/index.php | 2050 | Yokoyamaia orientalis | --> |