Metacorneolabium

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Hexapoda
Classis: Insecta
Cladus: Dicondylia
Subclassis: Pterygota
Cladus: Metapterygota
Infraclassis: Neoptera
Cladus: Eumetabola
Cladus: Endopterygota
Superordo: Coleopterida
Ordo: Coleoptera
Subordo: Polyphaga
Infraordo: Staphyliniformia
Superfamilia: Staphylinoidea

Familia: Staphylinidae
Subfamilia: Omaliinae
Tribus: Corneolabiini
Genus: Metacorneolabium
Species (22): M. alulatum – M. batyle – M. bipertica – M. chilense – M. convexum – M. dactylotum – M. darlingtoni – M. diffusum – M. echidna – M. exochlum – M. exuberatum – M. gigas – M. hokitika – M. logor – M. minus – M. pilatum – M. pyriforme – M. rangipo – M. rivalis – M. soror – M. victas – M. zanotium
Name

Metacorneolabium Steel, 1950: 62

Type species: Metacorneolabium minus Steel, 1950, fixed by original designation.

Synonymy

Metomalium Coiffait & Saiz, 1968: 449 [Thayer (1985: 116, 118, NEW SYNONYMY)]
Type species: Metomalium chilense Coiffait & Saiz, 1968, fixed by original designation.

References
Primary references

Steel, W.O. 1950. Notes on the Omaliinae (Col., Staphylinidae) (3) A new tribe and three new genera from New Zealand. Entomologist's monthly magazine 86: 54–64. Full article (PDF) on BUGZ Reference page. [original description: p. 62]
Coiffait, H. & Sáiz, F. 1968. Les Staphylinidae (sensu lato) du Chile. In: Deboutteville, C. & Rapoport, E. (Eds.), Biologie de Amérique Australe. Vol. 4. Études sur la faune du sol. Centre National de la Recherche Scientifique, Paris, pp. 339–468. [original description of Metomalium: p. 449]
Thayer, M.K. 1985: Revision, phylogeny and biogeography of the austral genus Metacorneolabium Steel (Coleoptera: Staphylinidae: Omaliinae). Pp. 113-179 in Ball, G.E. (ed.) Taxonomy, phylogeny and zoogeography of beetles and ants. Series entomologica, (33) limited preview on Google books Reference page. [syn. nov.]