# Isaurus

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Genus of Anthozoa

Not to be confused with [Isisaurus](/source/Isisaurus). For the historian, see [Candidus Isaurus](/source/Candidus_Isaurus).

Isaurus Isaurus tuberculatus Scientific classification Kingdom: Animalia Phylum: Cnidaria Subphylum: Anthozoa Class: Hexacorallia Order: Zoantharia Family: Zoanthidae Genus: Isaurus Gray, 1828

***Isaurus*** is a [genus](/source/Genus) of the [cnidarian](/source/Cnidaria) phylum within the family of [Zoanthidae](/source/Zoanthidae).

## Distribution

Commonly found in the outer edges and water-break zones of reefs around [Belize](/source/Belize) and [Fiji](/source/Fiji), but has been observed at sublittoral zones near [Australia](/source/Australia).[1]

Isaurus cliftoni is known from Australia. [2]

## Reproduction

Polyps tend to be solitary or in small clusters and tend to only open at night.[1]

## Species

- *[Isaurus aggregatus](https://en.wikipedia.org/w/index.php?title=Isaurus_aggregatus&action=edit&redlink=1)* Gray, 1828

- *[Isaurus clavatus](https://en.wikipedia.org/w/index.php?title=Isaurus_clavatus&action=edit&redlink=1)* Gray, 1828

- *[Isaurus cliftoni](https://en.wikipedia.org/w/index.php?title=Isaurus_cliftoni&action=edit&redlink=1)* Gray, 1867

Isaurus cliftoni in Sydney, Australia

- *[Isaurus gelatinosus](https://en.wikipedia.org/w/index.php?title=Isaurus_gelatinosus&action=edit&redlink=1)* Pax, 1924

- *[Isaurus maculatus](https://en.wikipedia.org/w/index.php?title=Isaurus_maculatus&action=edit&redlink=1)* Muirhead & Ryland, 1985

- *[Isaurus natans](https://en.wikipedia.org/w/index.php?title=Isaurus_natans&action=edit&redlink=1)* Gray, 1828

- *[Isaurus savignii](https://en.wikipedia.org/w/index.php?title=Isaurus_savignii&action=edit&redlink=1)* Gray, 1828

- *[Isaurus tuberculatus](https://en.wikipedia.org/w/index.php?title=Isaurus_tuberculatus&action=edit&redlink=1)* Gray, 1828

## References

1. ^ [***a***](#cite_ref-:0_1-0) [***b***](#cite_ref-:0_1-1) Muirhead, A.; Ryland, J. S. (1985-04-01). "A review of the genus *Isaurus* Gray, 1828 (Zoanthidea), including new records from Fiji". *Journal of Natural History*. **19** (2): 323–335. [Bibcode](/source/Bibcode_(identifier)):[1985JNatH..19..323M](https://ui.adsabs.harvard.edu/abs/1985JNatH..19..323M). [doi](/source/Doi_(identifier)):[10.1080/00222938500770241](https://doi.org/10.1080%2F00222938500770241). [ISSN](/source/ISSN_(identifier)) [0022-2933](https://search.worldcat.org/issn/0022-2933).

1. **[^](#cite_ref-2)** Haddon, Alfred; Shackleton, Alice (December 1891). ["Reports on the zoological collections made in Torres Straits"](https://books.google.com/books?id=2ckaAAAAYAAJ&dq=isaurus+cliftoni&pg=PA671). *Scientific Transactions of the Royal Dublin Society*. 4 (Series 2): 683. Retrieved 12 October 2025.

Taxon identifiers Isaurus Wikidata: Q3954079 Wikispecies: Isaurus ADW: Isaurus AFD: Isaurus BioLib: 453167 CoL: 7P799 EoL: 23351 GBIF: 2257974 iNaturalist: 450052 IRMNG: 1414413 ITIS: 52454 NCBI: 167632 NZOR: bab9e6be-f5fd-4b0a-a631-e10d9b43eee5 Open Tree of Life: 393605 Plazi: 01E1E8FC-CA34-B68E-153B-C2F9CF090E0B WoRMS: 100794

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