Roboastra arika
{{Short description|Species of gastropod}}
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| genus = Roboastra
| species = arika
| authority = Burn, 1967Burn, R. F. (1967). [https://biodiversitylibrary.org/page/38769361 Notes on an overlooked nudibranch genus Roboastra Bergh, 1877 and two allied genera.] Australian Zoologist. 14(2): 212-221.
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Roboastra arika is a species of sea slug, a polycerid nudibranch, a marine gastropod mollusc in the family Polyceridae.MolluscaBase (2018). [http://www.molluscabase.org/aphia.php?p=taxdetails&id=456736 Roboastra arika Burn, 1967.] Accessed on 2019-10-14.
Distribution
This species was described from Lord Howe Island, Australia.