Walnut twig beetle

Walnut twig beetle
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Cucujiformia
Family:	Curculionidae
Genus:	Pityophthorus
Species:	P. juglandis
Binomial name
	Pityophthorus juglandis; Blackman, 1928

Pityophthorus juglandis, also known as the walnut twig beetle, is a weevil that feeds on several different species of walnut trees (Juglans). It is one of only a few species in the genus Pityophthorus that is associated with hardwoods and the only one associated with walnut trees.^[1]

^ Freeland, E.; Kolarik, M.; Utley, C.; et al. (March 2011). "Geosmithia morbida sp. nov., a new phytopathogenic species living in symbiosis with the walnut twig beetle (Pityophthorus juglandis) on Juglans in USA". Mycologia. 103 (2): 325–332. doi:10.3852/10-124. PMID 20943528. S2CID 35496500.

[freeland-1] Freeland, E.; Kolarik, M.; Utley, C.; et al. (March 2011). "Geosmithia morbida sp. nov., a new phytopathogenic species living in symbiosis with the walnut twig beetle (Pityophthorus juglandis) on Juglans in USA". Mycologia. 103 (2): 325–332. doi:10.3852/10-124. PMID 20943528. S2CID 35496500.

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Walnut twig beetle

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