''Caldukia'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of
sea slug
Sea slug is a common name for some marine invertebrates with varying levels of resemblance to terrestrial slugs. Most creatures known as sea slugs are gastropods, i.e. they are sea snails (marine gastropod mollusks) that over evolutionary t ...
s, or more accurately
nudibranch
Nudibranchs () are a group of soft-bodied marine gastropod molluscs which shed their shells after their larval stage. They are noted for their often extraordinary colours and striking forms, and they have been given colourful nicknames to matc ...
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
family
Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...
Proctonotidae
Proctonotidae is a family of sea slugs, nudibranchs, marine gastropod molluscs, in the clade Euthyneura.MolluscaBase (2018)Proctonotidae Gray, 1853.Accessed on 2020-10-20.
Genera
Genera in the family Proctonotidae include:
* ''Caldukia'' Burn a ...
. One species, ''
Caldukia affinis'', is known to occur in
Victoria, Australia
Victoria is a state in southeastern Australia. It is the second-smallest state with a land area of , the second most populated state (after New South Wales) with a population of over 6.5 million, and the most densely populated state in Au ...
, while the other two species are endemic to
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 ...
.
Species
Species in the genus ''Caldukia'' include:
* ''
Caldukia affinis''
(Burn, 1958)[Burn, R. (1958) Further Victorian Opisthobranchia. Journal of the Malacological Society of Australia 1(2): 20-36.]
* ''
Caldukia albolineata''
Miller, 1970[Miller, M.C. 1970. Two new species of the genus ''Caldukia'' Burn & Miller, 1969 (Mollusca: Gastropoda: Opisthobranchia) from New Zealand waters. ''The Veliger'', 12(3): 275-289.]
* ''
Caldukia rubiginosa''
Miller, 1970
References
* Miller, M.C. & Willan, R.C. (1986) A review of the New Zealand arminacean nudibranchs (Opisthobranchia: Arminacea). ''New Zealand Journal of Zoology'', 13: 377-408.
{{Taxonbar, from=Q3203925
Proctonotidae