| Citation | Costa, W.J.E.M., 2005. Simpsonichthys nielseni sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual killifish from the São Francisco River basin, Brazil. Zootaxa 1039:57-64. |
| DOI | http://dx.doi.org/ |
| Paper URL | |
| Address | |
| Ref. No. | 56725 |
| Language | English |
| Usage | used in part |
| Comments | |
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| Find this reference in | Google Scholar | Scirus | Species used from this reference |