| Views | |
| Polystoma vernoni n. sp. (Monogenea: Polystomatidae) from the sharp nosed grass frog ptychadena oxyrhynchus (Smith, 1849) in South Africa | 53 |
| November 2012 | December 2012 | January 2013 | March 2013 | April 2013 | May 2013 | |
| Polystoma vernoni n. sp. (Monogenea: Polystomatidae) from the sharp nosed grass frog ptychadena oxyrhynchus (Smith, 1849) in South Africa | 5 | 9 | 14 | 1 | 6 | 1 |
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