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Issue:
Eucryptorrhynchus chinensis(Oliver)
Author(s):
JIANG Chunyan
Pages:
1309
Year:
2014
Issue:
5
Journal:
Chinese Bulletin of Entomology
Keyword:
沟眶象
;
象虫科
;
Curculionidae
;
Coleoptera
;
千头椿
;
成虫体
;
中隆
;
折枝
;
基部
;
Abstract:
<正>沟眶象为鞘翅目Coleoptera象虫科Curculionidae昆虫。分布在北京、天津、山东、河北、河南、江苏、陕西、辽宁、甘肃、四川等地,危害臭椿、千头椿等。成虫体长18.5 mm,略发光,前胸、鞘翅基部的大部分及鞘翅端部1/3处密被乳白色和赭色鳞片,额略窄于喙基部,喙的中隆线两侧各有两个明显的沟。成虫以嫩梢、叶片、叶柄为食,造成树木折枝、伤叶、皮层损坏;幼虫咬食皮层,随
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