Williamia radiata nutata

Williamia radiata nutata
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Heterobranchia; clade Euthyneura; clade Panpulmonata
Superfamily:	Siphonarioidea
Family:	Siphonariidae
Genus:	Williamia
Species:	W. radiata
Subspecies:	W. radiata nutata
Trinomial name
	Williamia radiata nutata; Hedley, 1908
Synonyms
	Roya kermadecensis Iredale, 1912; Capulus nutatus Hedley, 1908; Williamia nutata (Hedley, 1908);

Williamia radiata nutata is a subspecies of small sea snail or saltwater limpet with a lung, a marine pulmonate gastropod mollusc in the family Siphonariidae, the marine pulmonate limpets.^[1]

References

^ ^a ^b Bouchet, P. (2011). Williamia radiata nutata (Hedley, 1908). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=559220 on 2012-04-11

Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
Marshall B.A. (1981) The genus Williamia in the western Pacific (Mollusca: Siphonariidae). New Zealand Journal of Zoology 8: 487-492.