| Citation | Gray, W.B., 1923. Umbra pygmaeas. Aquatic Life 7(6):67. |
| DOI / ISBN | |
| PDF/Reference URL | |
| Ref. No. | 39079 |
| Language | English |
| Usage | not seen |
| Comments on the publication | |
| Find this reference in | Google Scholar | Scirus | Species used from this reference |