Epicaerus mexicanus
Boheman, 1842
Brown Leaf Notcher, Mexican Root Weevil
Epicaerus mexicanus is a of broad-nosed in the , commonly known as the leaf notcher or Mexican . It is found in North America, with records from Mexico including states such as Guanajuato, Guerrero, and Oaxaca. The species belongs to the Entiminae, a diverse group of weevils often associated with feeding on foliage and roots.
Pronunciation
How to pronounce Epicaerus mexicanus: /ˌɛpɪˈsɛərəs ˌmɛksɪˈkeɪnəs/
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Identification
As a member of the broad-nosed Entiminae, E. mexicanus likely exhibits the characteristic short, broad typical of this group, distinguishing it from long-snouted weevils in other subfamilies. The " leaf notcher" suggests brown coloration and potential leaf-margin feeding damage. Specific diagnostic features distinguishing it from congeneric are not documented in available sources.
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Distribution
Recorded from Mexico, specifically from the states of Guanajuato, Guerrero, and Oaxaca, with additional records from Chilpancingo de los Bravo and Misantla. The is reported more broadly from North America in general sources, though precise northern range limits are not established.
Human Relevance
The "Mexican " suggests potential economic significance as a pest of cultivated plants, possibly feeding on roots or lower tissues. The name " leaf notcher" implies foliage damage. However, specific associations or documented pest status are not supported by available sources.
More Details
Taxonomic Authorship
The was described by Boheman, with dates cited variously as 1834 or 1842 in different sources. The Catalogue of Life lists it as a synonym under the 1834 authorship, while GBIF accepts it with 1842 authorship.
Collection Records
Specimens have been documented from multiple localities in central and southern Mexico, indicating the is established in this region rather than being a rare or peripheral occurrence.