Homalota

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Taxonavigation

Ordo: Coleoptera
Familia: Staphylinidae

Name

Homalota Mannerheim – Wikispecies link – Pensoft Profile

• Homalota Mannerheim, 1830: 73. Type species. Aleochara plana Gyllenhal, 1810.

Diagnosis

Body strongly to moderately dorsoventrally flattened, parallel-sided. Head almost as wide as pronotum or slightly narrower than pronotum. Eye moderate in size, almost as long as tempora. Infraorbital carina well developed, complete. Labium with two palpomeres, ligula as long as palpomere 1, its apical half bifid. Scutellum postero-medially round. Mesocoxae narrowly separated, isthmus present, less than about half of mesocoxae length. Male tergite VIII with modified processes in males (most species) or in both sexes (some species).

Key to the species of the genus Homalota Mannerheim in Korea

Key to the species of the genus Homalota Mannerheim in Korea — Y. Kim , K. Ahn

1		Body dorsoventrally slightly flattened; mesocoxae moderately separated (Fig. 17)    Homalota mikado
–		Body dorsoventrally strongly flattened; mesocoxae very narrowly separated (Fig. 10)    2
2		Body yellowish brown; size smaller, length less than 2.1 mm    3
–		Body brown to dark brown; size larger, length more than 2.1 mm    4
3		Head narrower than pronotum; male tergite VII with 16 to 18 tubercles (Fig. 27)    Homalota sauteri
–		Head almost as wide as pronotum; male tergite VII without tubercles    Homalota serrata
4		Male tergite VII with a distinct tubercle (Fig. 21); male tergite VIII without lateral process (Fig. 22); tergite X with medial setal patch subpentagon, loss of setae postero-medially    Homalota plana
–		Male tergite VII without tubercle; male tergite VIII with short lateral processes (Fig. 11); tergite X with medial setal patch subquadrate, with transverse row of large spines posteriorly    Homalota fraterna

Taxon Treatment

• Kim, Y; Ahn, K; 2014: Taxonomy of the genus Homalota Mannerheim in Korea (Coleoptera, Staphylinidae, Aleocharinae) ZooKeys, (447): 109-123. doi

Images

Figures 6–11. SEM photos, Homalota fraterna: 6 labrum, ventral aspect 7 right mandible, ventral aspect 8 maxilla, ventral aspect 9 labium, ventral aspect 10 meso- and metaventrites, ventral aspect 11 male tergite VIII, dorsal aspect.  Figures 15–20. Homalota mikado: 15 antenna 16 elytron, dorsal aspect 17 meso- and metaventrites, ventral aspect 18 spermatheca 19 median lobe, lateral aspect 20 paramere, lateral aspect. Scale bars 0.1 mm.  Figures 21–25. Homalota plana: 21 male tergite VII, dorsal aspect 22 male tergite VIII, dorsal aspect 23 spermatheca 24 median lobe, lateral aspect 25 paramere, lateral aspect. Scale bars 0.1 mm.  Figures 26–29. Homalota sauteri: 26 antenna 27 male tergite VII, dorsal aspect 28 median lobe, lateral aspect 29 paramere, lateral aspect. Scale bars 0.1 mm.