Template:Willan, 1981a
- Willan, R.C. 1981: Rediscovery of Runcinella zelandica Odhner, 1924 (Opisthobranchia: Runcinacea). National Museum of New Zealand records 2(2): 5-8.
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- Publication date: '11th September 1981' [sourced from first page of article]