| Citation | Abbott, D.P. and W.B. Trason 1968 Ritterella rubra and Distaplia smithi: two new colonial ascidians from the west coast of North America. Bulletin Southern California Academy of Sciences 67:143-154. |
| DOI / ISBN | |
| Paper URL | |
| Ref. No. | 7509 |
| Language | English |
| Usage | abstract only |
| Remarks | No URL link available. |
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