Perapion

Wagner, 1907

Perapion is a of small, pear-shaped in the Brentidae. The genus contains approximately 12 described . One species, Perapion antiquum, has been extensively studied as a agent for Emex weeds in Australia and Hawaii. Members of this genus exhibit a distinctive pear-shaped body form characteristic of the group.

Perapion curtirostre by (c) Barry Walter, some rights reserved (CC BY), uploaded by Barry Walter. Used under a CC-BY license.Perapion punctinasum by no rights reserved, uploaded by Ellyne Geurts. Used under a CC0 license.Perapion-curtirostre-09-fws by Francisco Welter-Schultes. Used under a CC0 license.

Pronunciation

How to pronounce Perapion: /pɛˈræpiˌɒn/

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Identification

Pear-shaped body distinguishes Perapion from many other . The genus belongs to Brentidae, which can be separated from the similar family (true weevils) by various anatomical features including the straight rather than (elbowed) in many brentids. -level identification requires detailed examination.

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Distribution

Distribution records exist for Norway (NO) and Sweden (SE). Perapion antiquum is to South Africa (western Cape Province) and has been to Hawaii and Australia for purposes.

Human Relevance

Perapion antiquum was to Australia and Hawaii as a agent for the weeds Emex australis and Emex spinosa. In Hawaii, it achieved successful control of these weeds, but in Australia its effectiveness has been limited by climatic mismatches and the inability to survive extended periods when plants are absent.

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