Polyarthron pectinicorne

Polyarthron pectinicorne is a species of beetle in the family Cerambycidae.

Polyarthron pectinicorne
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Cucujiformia
Family:	Cerambycidae
Genus:	Polyarthron
Species:	P. pectinicorne
Binomial name
Polyarthron pectinicorne Fabricius, 1793
Synonyms[1]
List Polyarthron barbarum (Fairmaire & Coquerel, 1866) Polyarthron fairmairei (Pic, 1893) Prionus pectinicornis fairmairei (Lameere, 1912) Prionus Polyarthron pectinicornis subsp. fairmairei (Lameere, 1913) Polyarthron pectinicornis chatanayi (Lameere, 1915) Prionus Polyarthron chatanayi (Quentin, 1956) Polyarthron pectinicornis subsp. chatanayi (Breuning & Villiers, 1960)

Subspecies

The following subspecies are recognised:^[2]

• Polyarthron pectinicorne desvauxi Fairmaire, 1868
• Polyarthron pectinicorne fairmairei Pic, 1893
• Polyarthron pectinicorne jolyi Pic, 1895
• Polyarthron pectinicorne pectinicorne (Fabricius, 1792)

Description

Polyarthron pectinicorne can reach a length of 20–36 millimetres (0.79–1.42 in) in males, of 25–44 millimetres (0.98–1.73 in) in females.^[3] Thorax and elytra may be pale or dark brown. Elytra show three costae. Mandibles are quite long. Antennae are longer in males than in females. They are composed by 47 articles.^[4]

These beetles feed on Phoenix dactylifera. Larvae feed on roots. Adults can be seen from July to September.^[3][5]

Distribution

This species is present in North Africa (Algeria, Mauritania, Senegal, Libya, Tchad, Niger and Tunisia).^[1][3]