''Edusella'' is a genus of

leaf beetle The insects of the beetle family Chrysomelidae are commonly known as leaf beetles, and include over 37,000 (and probably at least 50,000) species in more than 2,500 genera, making up one of the largest and most commonly encountered of all beetle ...

s in the subfamily

Eumolpinae The Eumolpinae are a subfamily of the leaf beetles, or Chrysomelidae. It is one of the largest subfamilies of leaf beetles, including more than 500 genera and 7000 species. They are oval, and convex in form, and measure up to 10 mm in size. ...

. They mainly occur in

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 ...

, with a single species occurring in

New Caledonia ) , anthem = "" , image_map = New Caledonia on the globe (small islands magnified) (Polynesia centered).svg , map_alt = Location of New Caledonia , map_caption = Location of New Caledonia , mapsize = 290px , subdivision_type = Sovereign st ...

Taxonomy

The genus ''Edusa'' was originally named by

Louis Alexandre Auguste Chevrolat Louis Alexandre Auguste Chevrolat was a French entomologist, born 29 March 1799 in Paris and died 16 December 1884 in Paris. In government service in Paris, this amateur entomologist studied mainly beetles and birds. He published nearly 250 note ...

in 1836, in Dejean's ''Catalogue of Coleoptera''. However, the name ''Edusa'' is usually attributed to

Félicien Chapuis Félicien Chapuis (29 April 1824 – 30 September 1879) was a Belgian doctor and entomologist. He specialised in Coleoptera Beetles are insects that form the order Coleoptera (), in the superorder Endopterygota. Their front pair of wing ...

, who described the genus in 1874 and divided it into three subgenera: ''Edusa'', ''Edusella'', and ''Edusina''. These divisions of the genus are not used by later authors. ''Edusa'' Chapuis, 1874 was then found to be preoccupied by multiple older animal genera of the same name (by Gistel, 1848 in Tunicata and Albers, 1860 in

Gastropoda 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. ...

), so it was renamed to ''Edusia'' by Édouard Lefèvre in 1885. However, the name ''Edusa'' continued to be used for these beetles by some authors regardless. Later, the name ''Edusella'', one of the subgenera created by Chapuis, was chosen as the name of the genus instead of either ''Edusa'' or ''Edusia''. According to Bousquet and Bouchard in 2013, the original name ''Edusa'' by Chevrolat was actually available, and therefore has priority over ''Edusella''. An application to the

ICZN The International Code of Zoological Nomenclature (ICZN) is a widely accepted convention in zoology that rules the formal scientific naming of organisms treated as animals. It is also informally known as the ICZN Code, for its publisher, the I ...

is necessary to conserve usage of the name ''Edusella'' Chapuis, 1874.

Species

Species include: * '' Edusella abdominalis'' (

Lea Lea or LEA may refer to: Places Australia * Lea River, Tasmania, Australia * Lake Lea, Tasmania, from which the Lea River flows * RAAF Base Learmonth, IATA airport code "LEA" England * Lea, Cheshire, a civil parish * Lea, Derbyshire, a settl ...

, 1915) * '' Edusella aenea'' (

Blackburn Blackburn () is an industrial town and the administrative centre of the Blackburn with Darwen borough in Lancashire, England. The town is north of the West Pennine Moors on the southern edge of the Ribble Valley, east of Preston and north-n ...

, 1891) * '' Edusella angustula'' (

, 1900) * '' Edusella araeoceroides'' (

, 1915) * '' Edusella atrichia'' (

, 1915) * '' Edusella aureorufa'' (

, 1915) * '' Edusella aureoviridis'' (

Clark Clark is an English language surname, ultimately derived from the Latin with historical links to England, Scotland, and Ireland ''clericus'' meaning "scribe", "secretary" or a scholar within a religious order, referring to someone who was educate ...

, 1865) * '' Edusella blackburni'' (

, 1915) * '' Edusella capillata'' (

, 1922) * '' Edusella chalcea'' (

, 1915) * '' Edusella chlorion'' (

, 1915) * '' Edusella chlorophana'' (

, 1915) * '' Edusella chrysura'' ( Germar, 1848) * '' Edusella clypealis'' (

, 1915) * '' Edusella decemlineata'' (

, 1921) * '' Edusella discicollis'' (

, 1915) * '' Edusella dispar'' (

, 1915) * '' Edusella distincta'' (

, 1891) * '' Edusella diversicollis'' (

, 1891) * '' Edusella flaveola'' ( Montrouzier, 1861) * '' Edusella flavicornis'' (

, 1915) * '' Edusella flavipes'' (

, 1915) * '' Edusella fraterna'' (

, 1891) * '' Edusella froggatti'' (

, 1891) * '' Edusella fusca'' (

, 1915) * '' Edusella germari'' (

Lefèvre Lefèvre is a common family name derived from the original northern French surname Lefebvre. Common variations include Lefevre, LeFevre, Le Fevre, le Fevre, Le Fèvre, le Fèvre, LeFever, Lefevere, Le Fêvre and le Fêvre. Surnames Lefèvre * Lef ...

, 1891) * '' Edusella glabra'' (

Blackburn Blackburn () is an industrial town and the administrative centre of the Blackburn with Darwen borough in Lancashire, Engla