Jones, D.L. (March 2009), Three new species of Oligochaetochilus (Orchidaceae) from South Australia. The Orchadian 16(3): 119-120, Fig. 1 [tax. nov.]

• Type: South Australia. Southern Lofty Region: Belvidere (Wombat Plains), propertly of Jenny Blackett, 9 Sept. 1999, D.L.Jones 16799, M. Garratt & J.Eckert (holo CANB 606694; iso AD, MEL).

Backhouse, G.N. (2010), New combinations in the terrestrial orchid genera Caladenia R.Br., Corybas Salisb. and Pterostylis R.Br. (Orchidaceae) for south-eastern Australia. The Victorian Naturalist 127(2): 56 [basionym]

basionym of: Pterostylis exalla (D.L.Jones) G.N.Backh. legitimate

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Pterostylis exalla (D.L.Jones) G.N.Backh. legitimate

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 567 [secondary reference]

nomenclatural synonym: Pterostylis exalla (D.L.Jones) G.N.Backh. legitimate common name: Coastal Rustyhood [n/a]

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