Richard C. Willan

Richard Cardew Willan, Ph. D., malacologist.

Richard.Willannt.gov.au

Taxon names authored

(List may be incomplete)

• 21 taxon names authored by Richard C. Willan

Eponyms

(List may be incomplete)

• 3 eponyms of Richard C. Willan

Thesis

• Willan, R.C. 1979: The ecology of two New Zealand opisthobranch molluscs. Unpublished thesis (PhD—Biological Sciences)--University of Auckland. hdl: 2292/1455

Publications

(List may be incomplete)

• Willan, R.C. 1976: The opisthobranch Thecacera pennigera (Montagu) in New Zealand with a discussion on the genus. Veliger 18: 347-352. [not seen] Reference page. 
• Willan, R.C. 1977: The chrysalis snail (Lauria cylindracea) in New Zealand. Poirieria 9: 27-29. Reference page. 
• Willan, R.C. 1979: New Zealand locality records for the aeolid nudibranch Fiona pinnata (Eschscholtz). Tane 25: 141-147. PDF Reference page. 
• Willan, R.C. 1979: A key to intertidal trochid molluscs of the genera Diloma and Melagraphia in New Zealand. Tane 25: 219-224. PDF Reference page. 
• Willan, R.C. 1981: Rediscovery of Runcinella zelandica Odhner, 1924 (Opisthobranchia: Runcinacea). National Museum of New Zealand records 2(2): 5-8. Reference page. 
• Willan, R.C. 1981. A new abyssal arminacean nudibranch from New Zealand. New Zealand Journal of Zoology 8(3): 325-330. DOI: 10.1080/03014223.1981.10430612 . Reference page. 
• Willan, R.C. 1983. New Zealand side-gilled sea slugs (Opisthobranchia: Notaspidea: Pleurobranchidae). Malacologia 23(2): 221-270. BHL. Reference page. 
• Willan, R.C.; Coleman, N. 1984: Nudibranchs of Australasia. Australasian Marine Photographic Index: Caringbah, New South Wales. ISBN 0-949-373-01-X Reference page. 
• Willan, R.; Morton, J. ('With: J.R. Walsby & W.J. Ballantine') 1984: Cape Rodney to Okakari Point Marine Reserve. Marine molluscs. Part 2 Opisthobranchia. [Leigh Laboratory bulletin, (13)] abstract and pdf Reference page. 
• Miller, M.C. & Willan, R.C. 1986. A review of the New Zealand arminacean nudibranchs (Opisthobranchia: Arminacea). New Zealand Journal of Zoology 13(3): 377–408. DOI: 10.1080/03014223.1986.10422671 . Reference page. 
• Willan, R.C. 1987: Phylogenetic systematics and zoogeography of Australian nudibranchs 1. Presence of the aeolid Godiva quadricolor (Barnard) in Western Australia. Journal of the Malacological Society of Australia 8: 71-85. Reference page. 
• Willan, R.C. 1987: Phylogenetic systematics of the Notaspidea (Opisthobranchia) with reappraisal of families and genera. Bulletin of the American Malacological Union Incorporated 5(2): 215-241. [not seen] Reference page. 
• Willan R.C.; Bertsch, H. 1987: Description of a new pleurobranch (Opisthobranchia: Notaspidea) from Antarctic waters, with a review of notaspideans from southern polar seas. Veliger 29(3): 292-302. BHLReference page.  
• Willan, R.C. 1988. Description of a new aeolid nudibranch (Mollusca: Opisthobranchia) belonging to the genus Phidiana. New Zealand Journal of Zoology 14(3): 409-417. DOI: 10.1080/03014223.1987.10423012 . Reference page. 
• Willan, R.C. 1988. The taxonomy of two host-specific, cryptic dendronotoid nudibranch species (Mollusca: Gastropoda) from Australia including a new species description. Zoological Journal of the Linnean Society 94(1): 39-63. DOI: 10.1111/j.1096-3642.1988.tb00881.x . Reference page. 
• Willan, R.C. 1989: First record of the nudibranch Trapania brunnea Rudman in New Zealand waters with comments on intraspecific variation in the species. Veliger 32(2): 182-184. Reference page. 
• Willan, R.C. 1989: Phylogenetic systematics and zoogeography of Australian nudibranchs 2. Description of a new species of Thecacera with comments on the genus and its contained species. Journal of the Malacological Society of Australia 10: 1-12. Reference page. 
• Gosliner, T.M.; Willan, R.C. 1991: Review of the Flabellinidae (Nudibranchia: Aeolidacea) from the tropical Indo-Pacific, with the descriptions of five new species. Veliger 34(2): 97–133. Reference page. 
• Miller, M.C. & Willan, R.C. 1992. Redescription of Embletonia gracile Risbec, 1928 (Nudibranchia: Embletoniidae): relocation to suborder Dendronotacea with taxonomic and phylogenetic implications. Journal of Molluscan Studies 58(1): 1–12. DOI: 10.1093/mollus/58.1.1 . Reference page. 
• Willan, R.C. 1993: Taxonomic revision of the family Psammobiidae (Bivalvia: Tellinoidea) in the Australian and New Zealand region. Records of the Australian Museum, supplement, (18) DOI: 10.3853/j.0812-7387.18.1993.53 Reference page. 
• Willan, R.C.; Cattaneo-Vietti, R. 1995: New data on Chelidonura amoena Bergh, 1905 (Opisthobranchia: Cephalaspidea: Aglajidae). Beagle 12: 9-18. abstract and pdf PDF Reference page. 
• Schrödl, M., Wägele, H. & Willan, R.C. 2001. Taxonomic redescription of the Doridoxidae (Gastropoda: Opisthobranchia), an enigmatic family of deep water nudibranchs, with discussion of basal nudibranch phylogeny. Zoologischer Anzeiger 240(1): 83–97. DOI: 10.1078/0044-5231-00008 . Reference page. 
• Willan, R.C. 2001: First record of the aeolid nudibranch Protaeolidiella juliae (Burn, 1966) in New Zealand. Poirieria 27: 31-33. Reference page. 
• Willan, R.C. 2002: Description of a new bathyal species of Calliostoma (Mollusca: Trochoidea: Calliostomatidae) from the Arafura seaway. Beagle 18: 9-13. abstract and pdf Reference page. 
• Willan, R.C.; Burn, R. 2003: On the publication date, authorship, and type species of Umbraculum and Tylodina (Gastropoda: Opisthobranchia: Tylodinoidea): a rejoinder. Nautilus 117(1): 23-29. BHL Reference page. 
• Willan, R.C. 2004: Godiva quadricolor (Barnard, 1927) (Nudibranchia: Facelinidae) spreads into southern Queensland. Beagle 20: 31-36. abstract and pdf Reference page. 
• Miller, M.C. & Willan, R.C. 2005. A redescription and taxonomic reappraisal of the Indo-Pacific aeolid nudibranch Trinchesia sibogae (Bergh, 1905) (Gastropoda, Opisthobranchia). Vita Malacologica (3): 69–75. abstract only seen Reference page. 
• Wilson, N.G. & Willan, R.C. 2007. Hypselodoris jacksoni, a new species from the south-western Pacific Ocean (Nudibranchia: Chromodorididae), with a discussion on intraspecific variation in mantle glands in Chromodoris willani Rudman, 1982. Zootaxa 1549: 29–42. Abstract & excerpt Reference page. 
• Willan, R.C. 2010: Subclass Opisthobranchia. Pp. 422-462 in: Cook, S.de C. (ed.), New Zealand coastal marine invertebrates 1. Canterbury University Press, Christchurch. ISBN 1877257605 Reference page. 
• Willan, R.C.; Perkins, A. 2011: “Tropical” marine species newly recorded from northern mainland New Zealand: one damselfish and three sea slugs. Pp. 79-86, figs 3-12, in: Kuric, A.; Coutts, M. & Radjainia, M. (eds.) Behind the bubble curtain: Auckland University Underwater Club 50th anniversary book. Auckland University Underwater Club: Auckland, New Zealand. ISBN 0473193620 ISBN 9780473193621 Reference page. 
• Willan, R.C. & Chang, Y.-W. 2017. Description of three new species of Tambja (Gastropoda, Nudibranchia, Polyceridae) from the western Pacific Ocean reveals morphological characters with taxonomic and phylogenetic significance for traditional Polyceridae and related 'phaneorobranch' nudibranchs. Basteria 81(1-3): 1–23. Online Reference page. 

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