Callidiellum rufipenne

(Motschulsky, 1861)

Japanese Cedar Longhorned Beetle

Callidiellum rufipenne is a small longhorn beetle (Cerambycidae) native to East Asia, commonly known as the Japanese Cedar Longhorned . It is a wood-boring pest of conifers in the Cupressaceae and Pinaceae . The has been introduced to multiple regions outside its native range, including eastern North America, Europe, and Oceania, where it has established . It is of economic concern due to damage to ornamental and timber conifers.

Callidiellum rufipenne by no rights reserved, uploaded by anbalemans. Used under a CC0 license.Callidiellum rufipenne (53141741251) by Gilles San Martin from Namur, Belgium. Used under a CC BY-SA 2.0 license.Callidiellum rufipenne (53142216168) by Gilles San Martin from Namur, Belgium. Used under a CC BY-SA 2.0 license.

Pronunciation

How to pronounce Callidiellum rufipenne: /kælɪˈdiːələm ruːfɪˈpɛne/

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Habitat

Associated with coniferous trees, particularly in Cupressaceae (cedars, cypresses, junipers) and Pinaceae. Larval development occurs within wood of living or stressed trees.

Distribution

Native to East Asia: China (Hebei), Japan (Hokkaido, Honshu, Kyushu, Ryukyu Archipelago, Shikoku), Korea (North and South), Taiwan, and Russian Far East. Introduced and established in: North America (USA: Connecticut, Massachusetts, New Jersey, New York, North Carolina, Pennsylvania, Rhode Island, Washington; Canada: British Columbia), Europe (Italy, Belgium), Puerto Rico, Argentina, and New Zealand.

Host Associations

  • Chamaecyparis spp. - larval
  • Cryptomeria spp. - larval
  • Cupressus spp. - larval
  • Juniperus spp. - larval
  • Thuja spp. - larval
  • Cryptomeria japonica - larval selection studied in Japan in terms of bark water content

Human Relevance

Recognized as an economic pest of ornamental and timber conifers in introduced ranges. Subject of and management efforts due to establishment in eastern United States and other regions.

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