''Laelius'' is a genus of

hymenoptera Hymenoptera is a large order (biology), order of insects, comprising the sawfly, sawflies, wasps, bees, and ants. Over 150,000 living species of Hymenoptera have been described, in addition to over 2,000 extinct ones. Many of the species are Par ...

parasitoid In evolutionary ecology, a parasitoid is an organism that lives in close association with its host (biology), host at the host's expense, eventually resulting in the death of the host. Parasitoidism is one of six major evolutionarily stable str ...

s in the family

Bethylidae The Bethylidae are a family of aculeate wasps in the superfamily Chrysidoidea. As a family, their biology ranges between parasitoid wasps and hunting wasps. Overview Like most of the Chrysidoidea, the Bethylidae are stinging Hymenoptera and m ...

. ''Laelius'' species are ectoparasitoids of immature stages of beetles, such as Dermestidae, and thus are commonly taken indoors. There are 57 extent species worldwide and 4 additional species known from fossil records in amber. A number of species have recently been moved from the genus '' Rhabdepyris'' to ''Laelius''. Living species and their distribution: * '' Laelius agraensis'' Kurian, 1955 - India * '' Laelius akares'' Barbosa & Azevedo, 2009 - Madagascar * '' Laelius anfractuosus'' Benoit, 1952 - Algeria * '' Laelius anthrenivorus'' Trani, 1909 - France, Italy, Romania * '' Laelius antropovi'' Gorbatovsky, 1955 - Russia * ''

Laelius arryni Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' Barbosa & Azevedo, 2014 - Brazil * '' Laelius baratheoni'' Barbosa & Azevedo, 2014 - Brazil * '' Laelius billi'' Barbosa & Azevedo, 2014 - Brazil, Mexico, Nicaragua, USA * '' Laelius bipartitus'' Kieff er, 1906 - France * ''

Laelius borealis Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' Vikberg, 2005 - Finland, Sweden * ''

Laelius brachistos Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' Barbosa & Azevedo, 2010 - United Arab Emirtates * ''

Laelius canchinensis Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' (Azevedo, 1992) - Brazil * ''

Laelius centratus Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' (Say, 1836) - Canada, Mexico, USA * ''

Laelius elisae Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' Russo, 1938 - Italy * ''

Laelius femoralis Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' (Förster, 1860) - Finland, Germany, Sweden * ''

Laelius firmipennis Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' (Cameron, 1905) - South Africa * ''

Laelius fulvipes Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' Kieffer, 1906 - Israel, Italy, Romania, Spain * ''

Laelius fumimarginalis Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' Vikberg, 2005 - Sweden * ''

Laelius glossinae Laelius is a name that can refer to: People * Gaius Laelius, a Roman statesman, who was consul in 190 BC and friend of Scipio Africanus *Gaius Laelius Sapiens (consul of 140 BC), a Roman statesman, son of the above, who was consul in 140 BC, and wa ...

'' (Turner & Waterston, 1916) - Malawi * '' Laelius gracilis'' (Evans, 1965) - Mexico, USA * '' Laelius haplos'' Barbosa & Azevedo, 2011 - Australia * '' Laelius hirticulus'' (Evans, 1965) - Brazil, Panama * '' Laelius huachucae'' (Evans, 1965) - USA * '' Laelius lannisteri'' Barbosa & Azevedo, 2014 - Brazil * '' Laelius maboya'' (Snelling, 1996) - British Virgin Island * '' Laelius martelli'' Barbosa & Azevedo, 2014 - Brazil * '' Laelius mekes'' Barbosa & Azevedo, 2009 - Madagascar * '' Laelius mellipes'' (Evans, 1965) - USA * '' Laelius mesitioides'' (Duchaussoy, 1916) - Canary Islands * '' Laelius microneurus'' (Kieff er, 1906) - Belgium, France, Japan * '' Laelius minutulus'' (Evans, 1965) - Peru * '' Laelius muesebecki'' (Evans, 1965) - Bolivia, Costa Rica, Ecuador, Honduras, Mexico, USA * '' Laelius multilineatus'' (Evans, 1966) - Ecuador * '' Laelius naniwaensis'' Terayama, 2006 - Japan * '' Laelius nigriscapus'' (Evans, 1965) - Argentina * '' Laelius nigrofemoratus'' Terayama, 2006 - Japan * '' Laelius ogmos'' Barbosa & Azevedo, 2011 - Thailand * '' Laelius parcepilosus'' Vikberg, 2005 - Finland * '' Laelius pedatus'' (Say, 1836) - Brazil, Canada, Mexico, UAE, USA * '' Laelius perrisi'' Kieffer, 1906 - France * '' Laelius quadrangulus'' Barbosa & Azevedo, 2011 - Australia * '' Laelius ruficrus'' Kieffer, 1906 - Italy * '' Laelius rufipes'' (Förster, 1860) - France, Germany * '' Laelius seticornis'' (Duchaussoy, 1916) - Canary Islands * '' Laelius simplex'' Evans, 1978 - USA * '' Laelius sinicus'' Xu, He & Terayama, 2003 - China * '' Laelius starki'' Barbosa & Azevedo, 2014 - Brazil * '' Laelius targaryeni'' Barbosa & Azevedo, 2014 - Brazil * '' Laelius tibialis'' Kieffer, 1906 - France * '' Laelius titanokkos'' Barbosa & Azevedo, 2011 - Thailand * '' Laelius tullyi'' Barbosa & Azevedo, 2014 - Brazil * '' Laelius utilis'' Cockcrell, 192 - Canada, Sweden, USA * '' Laelius versicolor'' (Evans, 1970) - Virgin Islands * '' Laelius virilis'' Vikberg, 2005 - Finland * '' Laelius voracis'' Muesebeck, 1939 - India, USA * '' Laelius yamatonis'' Terayama, 2006 - Japan * '' Laelius yokohamensis'' Terayama, 2006 - Japan Extinct species: * '' Laelius rovnensis'' Barbosa & Azevedo, 2012 * '' Laelius preteritus'' Barbosa & Azevedo, 2012 * '' Laelius pallidus'' Brues, 1933 * '' Laelius nudipennis'' Brues, 1933

References

{{Taxonbar, from=Q15715137 Bethylidae Hymenoptera genera Taxa named by William Harris Ashmead