''Xyleborinus exiguus'', is a species of
weevil
Weevils are beetles belonging to the Taxonomic rank, superfamily Curculionoidea, known for their elongated snouts. They are usually small, less than in length, and Herbivore, herbivorous. Approximately 97,000 species of weevils are known. They b ...
widely distributed throughout the Old World tropics and introduced to African and South American countries.
Distribution
It is native to India, Andaman Islands, Sri Lanka, Cambodia, China, Laos, Myanmar, Nepal, Taiwan, Thailand, Vietnam, Australia, Cook Islands, Micronesia, Fiji, Guam, Indonesia, Malaysia, Mariana Islands, New Guinea, Niue Island, Philippines, Samoa, Solomon Islands, Tahiti. It is also introduced to West African countries such as Angola, Cameroon, Congo, Equatorial Guinea, Gabon, Ghana, Ivory Coast, Zaire as well as in Central American countries: Costa Rica, and Panamá.
Description
This small, elongate-cylindrical beetle is about 1.8 to 2.0 mm long. This weevil can be identified by the declivital face with interstriae 2 which is unarmed by tubercles. Elytral apex is attenuate, with three pairs of large flattened tubercles. The declivital interstriae is flat, and the interstriae 2 is not impressed.
A polyphagous species, it is found from many host plants.
Host plants
* ''
Afzelia''
* ''
Anacardium excelsum
''Anacardium excelsum'', the wild cashew or ''espavé'', is a tree in the flowering plant family Anacardiaceae. The tree is common in the tropical and subtropical dry broadleaf forests of Pacific and Atlantic watersheds of Central and South Amer ...
''
* ''
Anthocleista nobilis''
* ''
Artocarpus''
* ''
Bombax malabaricum''
* ''
Brosimum utile
''Brosimum utile'' (Kunth), also called ''Galactodendron'', Pittier (= ''B. galactodendron)'' is a plant species in the family Moraceae.
Description
''Brosimum utile'' can grow to a height of 30m. It is monoecious and has bisexual inflorescence ...
''
* ''
Caloncoba
''Caloncoba'' is a genus of flowering plants belonging to the family Achariaceae
Achariaceae is a family of flowering plants consisting of 32-33 genera with about 155 species of tropical herbs, shrubs, and trees. The APG IV system has grea ...
''
* ''
Canarium euphyllum''
* ''
Cinnamomum iners''
* ''
Dipterocarpus zeylanicus''
* ''
Durio zibethinus''
* ''
Eucalyptus deglupta''
* ''
Hevea brasiliensis
''Hevea brasiliensis'', the Pará rubber tree, ''sharinga'' tree, seringueira, or most commonly, rubber tree or rubber plant, is a flowering plant belonging to the spurge family Euphorbiaceae
Euphorbiaceae, the spurge family, is a large fami ...
''
* ''
Parkia speciosa''
* ''
Pterocarpus dalbergoides''
* ''
Quercus''
* ''
Samanea saman''
* ''
Staudtia stipitata
Staudtia stipitata is a species of plant in the family Myristicaceae. Commonly known as Bokapi, M'bonda (Cameroon), Niove, M'boun (Gabon), Kamashi or Nkafi (Zaire
Zaire (, ), officially the Republic of Zaire (french: République du Zaïr ...
''
* ''
Symphonia globulifera''
* ''
Terminalia bialata''
* ''
Trichilia''
* ''
Triplochiton scleroxylon''
References
{{Taxonbar, from=Q108471796
Curculionidae
Insects of Sri Lanka
Beetles described in 1896