''Omophron aequale'' is a species of ground beetle in the family Carabidae. It is distributed in East Asia. The species is very similar to ''

Omophron limbatum file:Omophron nitidum P1440156a.jpg, ''Omophron nitidum'' ''Omophron'' is a genus of ground beetle (Carabidae), the only extant genus in the subfamily Omophroninae. It is mostly distributed in the Northern Hemisphere with the southern border runn ...

''. Although the puncturation (the arrangement of punctures) on the pronotum of ''O. aequale'' is a little finer than that of ''O. limbatum'', it is denser. The species also has denser and coarser puncturation on the side margins of the first two sternites. ''Omophron aequale'' is divided into 2 subspecies: ''O. aequale aequale'' and ''O. aequale jacobsoni''. ''O. aequale aequale'' has a length between 6.4 and 7.2 mm and a width between 4.2 and 4.4 mm. It is distributed in Japan and

Sakhalin Island Sakhalin ( rus, Сахали́н, r=Sakhalín, p=səxɐˈlʲin; ja, 樺太 ''Karafuto''; zh, c=, p=Kùyèdǎo, s=库页岛, t=庫頁島; Manchu: ᠰᠠᡥᠠᠯᡳᠶᠠᠨ, ''Sahaliyan''; Orok: Бугата на̄, ''Bugata nā''; Nivkh: ...

, Russia. ''O. aequale jacobsoni'' has a length between 6.5 and 6.9 mm and a width between 4.1 and 4.5 mm. It is distributed in China (Guandong, Guanxi, Hainan, Jiangsu, Nei Mongol, Sichuan, Shanki, Yunnan, and Zhejiang), Mongolia, North Korea, South Korea, and eastern Russia.

References

* Chaudoir, M. (1868). Note monographique sur le genre ''Omophron''. ''Revue et magasin de zoologie pure et appliquée, 20'': 54–63. https://www.biodiversitylibrary.org/item/19604#page/7/mode/1up * Gestro, R. (1892). Appunti sul genere ''Omophron''. ''Annali del Museo Civico di Storia Naturale di Genova, 10''(1890–1891): 61. * Hurka, K. (2003). Omophroninae. In: I. Löbl & Smetana A. (Eds.) ''Catalogue of Palearctic Coleoptera, Vol. 1''. Stenstrup: Apollo Books, 207–208. * Kryzhanovskij, O. L. (1982). A review of Palaearctic species of the genus ''Omophron'' Latr. (Coleoptera, Carabidae). ''Entomologicheskoe obozrenie, 61''(1): 107–116. * Kryzhanovskij, O. L., Belousov, I. A., Kabak, I. I., Kataev, B. M., Makarov, K. V., & Shilenkov, V. G. (1995). Genus ''Omophron'' Latreille. ''A Checklist of the Ground-Beetles of Russia and Adjacent Lands (Insecta, Coleoptera, Carabidae)''. Pensoft Publishers. SofiaMoscow, 1995: 28. * Morawitz, A. (1863). Beitrag zur Käferfauna der Insel Jesso. Erste Lieferung. Cicindelidae et Carabici. Mémories de l’ Académie Impériale des Sciences de St-Pétersbourg (7) 6 (3): 6. * Semenov-Tian-Shanskij, A. (1922). Du duabus novis generis ''Omophron'' Latr. formis paleareticis (Coleoptera: Carabidae). ''Revue Russe d’Entom., XVIII'': 46–48. * Tian, M., & Deuve, T. (2000). Taxonomic notes on the genus ''Omophron'' Latreille, 1802, in China, with descriptions of four new species (Coleoptera, Carabidae, Omophronini). ''Revue Francaise d’entomologie (nouvelle serie) 22''(2–3), 2000: 65–72. {{Taxonbar, from=Q13919100 Carabidae Beetles described in 1863 Beetles of Asia

References

Further reading