| Scientific Name | Country | Locality | Date taken | Picture |
|---|---|---|---|---|
| Cyamiocardium chuanisinense | Argentina |  |
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| Cyamiocardium namuncurense | Burdwood bank. |  |
||
| Cyamiocardium yeskumaala | Chile | Cape Horn |  |
|
| Philobrya alata | Burdwood Bank. |  |
||
| Philobrya sanjuani | S. Georg. Sandw. | Shag Rocks, South Georgia |  |
|
| Verticipronus cowuti | Argentina |  |