Leiper, R. T. (1904). On the turbellarian worm Avagina incola, with a note on the classification of the Proporidae. The Proceedings of the Zoological Society of London. 1: 406-411, tab 25.
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Leiper, R. T.
1904
On the turbellarian worm Avagina incola, with a note on the classification of the Proporidae.
The Proceedings of the Zoological Society of London