original description
(of Plesiophysa (Bayardella) johni J. B. Burch, 1977) Burch, J. B. (1977). A new freshwater snail (Basommatophora: Planorbidae) from Australia, <i>Plesiophysa (Bayardella) johni</i>. <em>Malacological Review.</em> 10: 79-80.
page(s): 80 [details] Available for editors [request]
basis of record
Walker, J. C. (1988). Classification of Australian buliniform planorbids (Mollusca: Pulmonata). <em>Records of the Australian Museum.</em> 40(2): 61–89., available online at https://australianmuseum.net.au/Uploads/Journals/17686/151_complete.pdf
page(s): 78 [details] Available for editors [request]
additional source
Ponder, W. F.; Hallan, A.; Shea, M.; Clark, S. A. (2016). Australian Freshwater Molluscs. <em>http://keys.lucidcentral.org/keys/v3/freshwater_molluscs/.</em> , available online at http://keys.lucidcentral.org/keys/v3/freshwater_molluscs/ [details]
From editor or global species database
Type locality Isdell River, Walcott Inlet, Western Australia. The type series was collected from a pool in dry watercourse running to join an unnamed creek (a tributary of Isdell River) [details]