''Melissotarsus'' is a rare African

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of ants in the

subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end subfamily botanical names with "-oideae", and zoologi ...

Myrmicinae Myrmicinae is a subfamily of ants, with about 140 extant genera; their distribution is cosmopolitan. The pupae lack cocoons. Some species retain a functional sting. The petioles of Myrmicinae consist of two nodes. The nests are permanent and ...

. They are known from the

Afrotropics The Afrotropical realm is one of Earth's eight biogeographic realms. It includes Africa south of the Sahara Desert, the majority of the Arabian Peninsula, the island of Madagascar, southern Iran and extreme southwestern Pakistan, and the island ...

and Malagasy regions, where their nests are located in living wood, built by tunneling through the wood under the bark. They are rarely seen outside of their nests, which may contribute to their perceived rarity. However, they are considered pest insects because of damage they can cause to trees, including economically important ones such as

mango A mango is an edible stone fruit produced by the tropical tree ''Mangifera indica''. It is believed to have originated in the region between northwestern Myanmar, Bangladesh, and northeastern India. ''M. indica'' has been cultivated in South a ...

s and trees in the family

Burseraceae The Burseraceae are a moderate-sized family of 17-19 genera and about 540 species of flowering plants. The actual numbers differ according to the time period in which a given source is written describing this family. The Burseraceae are also know ...

, including ''

Aucoumea klaineana ''Aucoumea klaineana'' (angouma, gaboon, or okoumé) is a tree in the family Burseraceae, native to equatorial west Africa in Gabon, the Republic of the Congo, and Río Muni. It is a large hardwood tree growing to tall, rarely larger, with a ...

'', '' Dacryodes buettneri'', and ''

Dacryodes edulis ''Dacryodes edulis'' is a fruit tree native to Africa, sometimes called safou ( Republic of the Congo, Democratic Republic of the Congo and Angola), plum (Cameroon), atanga ( Equatorial Guinea and Gabon), ube (Nigeria), African pear, bush pear, ...

''. ''Melissotarsus'' live in association with armored scale insects, family

Diaspididae Diaspididae is the largest family of scale insects with over 2650 described species in around 400 genera. As with all scale insects, the female produces a waxy protective scale beneath which it feeds on its host plant. Diaspidid scales are far mo ...

. A study in Cameroon estimated that a single ''

'' tree hosted about 1.5 million '' Melissotarsus beccarii'' (larvae included) and half a million '' Diaspis'' armored scale insects; the densities were about 43 and 15 thousand ''M. beccarii'' and ''Diaspis'' per square metre bark, respectively. The ants appear to consume the secretions used to manufacture armored scales because Diaspididae are completely naked when ant-attended; the ant nest itself remains completely hidden under the bark of the tree.

Species

* '' Melissotarsus beccarii'' Emery, 1877 * '' Melissotarsus emeryi'' Forel, 1907 * ''

Melissotarsus insularis ''Melissotarsus'' is a rare African genus of ants in the subfamily Myrmicinae. They are known from the Afrotropics and Malagasy regions, where their nests are located in living wood, built by tunneling through the wood under the bark. They are ...

'' Santschi, 1911 * ''

Melissotarsus weissi ''Melissotarsus'' is a rare African genus of ants in the subfamily Myrmicinae. They are known from the Afrotropics and Malagasy regions, where their nests are located in living wood, built by tunneling through the wood under the bark. They are ...

'' Santschi, 1910

References

External links

* Myrmicinae Ant genera Hymenoptera of Africa Taxa named by Carlo Emery Pest insects {{myrmicinae-stub