Ithycerinae
New York Weevils
Genus Guides
1- Ithycerus(New York weevil)
Ithycerinae is a of primitive weevils within the Brentidae, containing the single Ithycerus and its sole Ithycerus noveboracensis, commonly known as the New York weevil. Members are characterized by their relatively large size for weevils, distinctive bristly , and patterned coloration. The subfamily represents a relict lineage with limited diversity but notable morphological distinctiveness.
Pronunciation
How to pronounce Ithycerinae: /ˌɪθɪˈsɛrɪniː/
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Identification
The single in this , Ithycerus noveboracensis, can be recognized by its large size (12–18 mm), dense covering of fine bristles, and regular pattern of alternating light and dark spots on the . The body is robust and somewhat elongated compared to many other weevil groups. are straight rather than elbowed, a trait shared with other primitive weevils in Brentidae.
Images
Distribution
Eastern United States and southern Canada.
Similar Taxa
- BrentinaeOther of Brentidae share the straight characteristic of primitive weevils, but differ in body size, bristle , and color pattern; Ithycerinae is distinguished by its unique spotted pattern and dense setation.
- CurculioninaeAdvanced weevils in Curculionidae possess geniculate (elbowed) with a distinct club, contrasting with the straight antennae of Ithycerinae and other Brentidae.
More Details
Taxonomic status
GBIF lists 'Brenthides' as a synonym of Ithycerinae, though this appears to reflect historical nomenclatural variation rather than current usage. The contains only one extant , making it one of the least diverse weevil lineages.