| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 117242 | Munilla, T. and A. Soler-Membrives 2015 Pycnogonida from the Bellingshausen and Amundsen seas: taxonomy and biodiversity. Polar Biology 38(3):413-430. | 2015 | Heteronymphon krappi | 416;fig.s.2-3;tab.2 |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. http://www.marinespecies.org/index.php | 2050 | Heteronymphon krappi | --> |