WoRMS taxon details
Protocystis Wallich, 1862
Challengeria Haeckel, 1887 · unaccepted (Junior synonym)
- Species Protocystis balfouri (Murray) Borgert, 1911
- Species Protocystis harstoni (Murray, 1885)
- Species Protocystis tridens Bjørklund, 1976
- Species Protocystis xiphodon (Haeckel, 1887)
- Species Protocystis tridens (Haeckel, 1887) accepted as Protocystis tridens Bjørklund, 1976
marine
Not documented
WoRMS (2025). Protocystis Wallich, 1862. Accessed at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=345907 on 2025-11-16
Date
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Nomenclature
original description
(of Challengeria Haeckel, 1887) Haeckel, E. (1887). Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-76. <em>Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–76. Zoology.</em> 18 (part 40): i-clxxxviii <small>[188]</small>, 1-1803, pl. 1-140., available online at http://www.19thcenturyscience.org/HMSC/HMSC-Reports/Zool-40/README.htm [details] 
basis of record Radiolaria.org, available online at http://www.radiolaria.org [details]
basis of record Radiolaria.org, available online at http://www.radiolaria.org [details]
Present Inaccurate Introduced: alien Containing type locality
| Language | Name | |
|---|---|---|
| Japanese | プロトシスティス属 | [details] |
