Hopper, S.D. & Brown, A.P. (21 September 2001), Contributions to Western Australian orchidology: 2. New taxa and circumscriptions in Caladenia. Nuytsia 14(1/2): 48-50, Figs. 2, 3 (map) [tax. nov.]

• Type: 2 km north of Ocean Reef Rd on the west side of Joondalup Drive [west of Wanneroo], 31 45'S, 115 48'E, Western Australia, 3 September 1985, S.D. Hopper 4478 (holo: PERTH 01751611; iso: AD, CBG, K, MEL).

Jones, D.L., Clements, M.A., Sharma, I.S., Mackenzie, A.M. & Molloy, B.P.J. (January 2002), Nomenclatural notes arising from studies into the Tribe Diurideae (Orchidaceae). The Orchadian 13(10): 451 [basionym]

basionym of: Arachnorchis arenicola (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. legitimate

Szlachetko, D.L. & Rutkowski, P. (2003), Quelques notes additionnelles sur la sous-famille Thelymitroideae (Orchidaceae). Richardiana 3(2): 94 [basionym]

basionym of: Calonemorchis arenicola (Hopper & A.P.Br.) Szlach. & Rutk. [default]

Western Australian Herbarium (2003), FloraBase: the Western Australian Flora Version 2: - [secondary reference]

Hopper, S.D. & Brown, A.P. (29 April 2004), Robert Brown's Caladenia revisited, including a revision of its sister genera Cyanicula, Ericksonella and Pheladenia (Caladeniinae: Orchidaceae). Australian Systematic Botany 17(2): 190 [secondary reference]

nomenclatural synonym: Arachnorchis arenicola (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. legitimate

Brown, A., Dundas, P., Dixon, K. & Hopper, S. (2008), Orchids of Western Australia: 84 [secondary reference]

common name: Carousel spider orchid [n/a]

• Etymology: "sand inhabitant, alluding to the habitat of this species"

Hoffman, N. & Brown, A. (2011), Orchids of South-West Australia Edn. 3: 130 [secondary reference]

common name: Carousel Spider Orchid [n/a]

Barrett, Russell & Tay, Eng Pin (2016), Perth Plants: a Field Guide to the Bushland and Coastal Flora of Kings Park and Bold Park Edn. 2: 218-219, photos 1-4, 220 [secondary reference]

nomenclatural synonym: Arachnorchis arenicola (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. legitimate common name: Carousel Spider Orchid [n/a]

Backhouse, G.N., Bates, R.J., Brown, A.P. & Copeland, L.M. (1 March 2016), Checklist of the orchids of Australia including its island territories: 6, 124 [secondary reference]

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Arachnorchis arenicola (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Calonemorchis arenicola (Hopper & A.P.Br.) Szlach. & Rutk. [default] taxonomic synonym: Caladenia arenicola N.Hoffman & A.P.Br. nom. inval. taxonomic synonym: Caladenia arenicola N.Hoffman & A.P.Br. nom. inval. taxonomic synonym: Caladenia arenicola Paczk. & A.R.Chapm. nom. inval.

• APC Dist.: WA

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 137 [secondary reference]

nomenclatural synonym: Arachnorchis arenicola (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. legitimate common name: Carousel Spider Orchid [n/a]

Brown, A. (19 July 2022), The Complete Orchids of Western Australia 1: 134 [secondary reference]

common name: Carousel Spider Orchid [n/a]

• Etymology: "From the Latin arena (sand, sandy place, sandy desert) and -cola (dweller, exists only in), in reference to the sandy habitat of this species."

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