''Casmaria perryi'' is a
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of
predatory
Predation is a biological interaction where one organism, the predator, kills and eats another organism, its prey. It is one of a family of common feeding behaviours that includes parasitism and micropredation (which usually do not kill th ...
sea snail
Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...
s,
marine
Marine is an adjective meaning of or pertaining to the sea or ocean.
Marine or marines may refer to:
Ocean
* Maritime (disambiguation)
* Marine art
* Marine biology
* Marine debris
* Marine habitats
* Marine life
* Marine pollution
Military
* ...
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusc
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is esti ...
s in the
subfamily
In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end subfamily botanical names with "-oideae", and zoologi ...
Cassinae
The Cassidae are a taxonomic family of medium-sized, large, and sometimes very large sea snails commonly called helmet snails or bonnet snails. These are marine gastropod mollusks in the superfamily Tonnoidea and the clade Littorinimorpha.Go ...
, the helmet snails and bonnet snails.
[Bouchet, P.; Marshall, B. (2015). Casmaria perryi (Iredale, 1912). In: MolluscaBase (2015). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=724086 on 2015-12-30]
Description
The size of an adult shell varies between 30 mm and 53 mm.
Distribution
This marine species occurs off
New Zealand
New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 smaller islands. It is the sixth-largest island count ...
,
[ Powell A. W. B. (1979). William Collins Publishers Ltd, Auckland .] southeastern
Australia
Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...
and
Easter Island
Easter Island ( rap, Rapa Nui; es, Isla de Pascua) is an island and special territory of Chile in the southeastern Pacific Ocean, at the southeasternmost point of the Polynesian Triangle in Oceania. The island is most famous for its nearl ...
.
References
* Iredale, T. 1912. ''New generic names and new species of marine Mollusca''. Proceedings of the Malacological Society of London 10: 217-228, pl. 9, 3 text figs
* Iredale, T. & McMichael, D.F. 1962. ''A reference list of the marine Mollusca of New South Wales.'' Memoirs of the Australian Museum 11: 1-109
* Abbott, R.T. 1968. The helmet shells of the world (Cassidae). Part 1. Indo-Pacific Mollusca 2(9): 7-201
* Rehder, H.A. 1980. ''The marine mollusks of Easter Island (Isla de Pascura) and Sala y Gómez''. Smithsonian Contributions to Zoology 289: 1-167
* Wilson, B. 1993. ''Australian Marine Shells. Prosobranch Gastropods.'' Kallaroo, Western Australia : Odyssey Publishing Vol. 1 408 pp.
* Kreipl, Kurt. 1997. ''Recent Cassidae''. Verlag Christa Hemmen: Wiesbaden.
* Beu, A.G., Bouchet, P. & Tröndlé, J. 2012. ''Tonnoidean gastropods of French Polynesia.'' Molluscan Research 32(2): 61-120
External links
Gastropods.com : ''Casmaria perryi'' (accessed 27 December 2016)
Cassidae
Gastropods described in 1912
Molluscs of New Zealand
{{Cassidae-stub