''Peronia'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of air-breathing
sea slug
Sea slug is a common name for some Marine biology, marine invertebrates with varying levels of resemblance to terrestrial Slug, slugs. Most creatures known as sea slugs are gastropods, i.e. they are Sea snail, sea snails (marine gastropod moll ...
s, a shell-less
marine pulmonate
Pulmonata or pulmonates is an informal group (previously an order, and before that, a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group inclu ...
gastropod
Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, freshwater, and fro ...
mollusk
Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...
s in the
family
Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...
Onchidiidae
Onchidiidae are a family of small, air-breathing sea (and land) slugs. They are shell-less marine (except for two species)preview pulmonate gastropod molluscs. Onchidiidae is the only family within the superfamily Onchidioidea.
These animals a ...
.
These slugs differ from other onchidiid slugs in having branched "gills" on their dorsal side, although these can be retracted.
More than two dozen species of ''Peronia'' have been described from the Indo-West Pacific, but a recent revision of the genus determined that 21 of these names are synonyms.
Nine species of ''Peronia'' are recognized, most of which can differentiated only by examining their internal anatomy or with DNA sequencing.
Species
The following species are species currently recognized within the genus ''Peronia'':
* ''
Peronia anomala''
Labbé, 1934
* ''
Peronia griffithsi''
Dayrat & Goulding, 2017
*''
Peronia madagascariensis''
(Labbé, 1934)
* ''
Peronia okinawensis''
Dayrat & Goulding, 2020
* ''
Peronia peronii''
(Cuvier, 1804)
*''
Peronia platei''
(Hoffman, 1928)
*''
Peronia setoensis''
Dayrat & Goulding, 2020
*''
Peronia sydneyensis''
Dayrat & Goulding, 2020
* ''
Peronia verruculata''
(Cuvier, 1830)
*''
Peronia willani''
Dayrat & Goulding, 2020
References
Onchidiidae
{{Onchidiidae-stub