''Calliscelio'' is a

parasitoid wasp Parasitoid wasps are a large group of hymenopteran superfamilies, with all but the wood wasps ( Orussoidea) being in the wasp-waisted Apocrita. As parasitoids, they lay their eggs on or in the bodies of other arthropods, sooner or later cau ...

genus which contains two species, ''C. elegans'' and ''C. teleogrylli''. ''C. teleogrylli'' was first described in New Zealand in 1983 and has yet to be in any further published research. ''C. elegans'' was first described as ''Caloteleia elegans'' on

Oahu Oahu () ( Hawaiian: ''Oʻahu'' ()), also known as "The Gathering Place", is the third-largest of the Hawaiian Islands. It is home to roughly one million people—over two-thirds of the population of the U.S. state of Hawaii. The island of O� ...

in the

Hawaiian Islands The Hawaiian Islands ( haw, Nā Mokupuni o Hawai‘i) are an archipelago of eight major islands, several atolls, and numerous smaller islets in the North Pacific Ocean, extending some from the island of Hawaii in the south to northernmost ...

in 1910 by British

entomologist Entomology () is the scientific study of insects, a branch of zoology. In the past the term "insect" was less specific, and historically the definition of entomology would also include the study of animals in other arthropod groups, such as arach ...

Robert Cyril Layton Perkins Robert Cyril Layton Perkins FRS (15 November 1866 – 29 September 1955) was a distinguished British entomologist, ornithologist, and naturalist noted for his work on the fauna of the islands of Hawaii and on Hymenoptera. He is not to be con ...

, who believed it not to be an

indigenous species In biogeography, a native species is indigenous to a given region or ecosystem if its presence in that region is the result of only local natural evolution (though often popularised as "with no human intervention") during history. The term is equ ...

Hawaii Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only ...

. Its

pantropical A pantropical ("all tropics") distribution is one which covers tropical regions of both hemispheres. Examples of species include caecilians, modern sirenians and the plant genera ''Acacia'' and '' Bacopa''. '' Neotropical'' is a zoogeographic t ...

species distribution Species distribution —or species dispersion — is the manner in which a biological taxon is spatially arranged. The geographic limits of a particular taxon's distribution is its range, often represented as shaded areas on a map. Patterns of ...

is now well-established and it is still considered to be an

adventive species An introduced species, alien species, exotic species, adventive species, immigrant species, foreign species, non-indigenous species, or non-native species is a species living outside its native distributional range, but which has arrived ther ...

in Hawaii. ''C. elegans'' was reassigned from its original genus to ''Caenoteleia'' in 1926 by French entomologist

Jean-Jacques Kieffer Jean-Jacques Kieffer (1857 in Guinkirchen – 1925 in Bitche) was a French naturalist and entomologist who specialised in the study of parasitic insects. Educated as a priest, Kieffer taught natural science in Bitche, Lorraine while workin ...

and then to ''Calliscelio'' in 2009.

References

Scelioninae Insects of Hawaii Insects described in 1910 Pantropical fauna Monotypic Hymenoptera genera Taxa named by Robert Cyril Layton Perkins {{wasp-stub