Smicronyx discoideus

Casey, 1892

Disc-shaped Weevil

Smicronyx discoideus is a of true weevil in the Curculionidae. It is native to North America, with records from Canadian provinces including Manitoba, Ontario, and Saskatchewan. The species was described by Casey in 1892. Beyond basic taxonomic placement and geographic distribution, little specific biological information is documented for this species.

Pronunciation

How to pronounce Smicronyx discoideus: /smɪˈkrɒnɪks dɪsˈkɔɪdiˌəs/

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Identification

Distinguished from other Smicronyx by subtle morphological characters, particularly related to body shape and rostrum proportions as implied by the specific epithet 'discoideus' (disc-shaped). Accurate identification requires examination of genitalia and other minute features, typically necessitating reference to original description or keys.

Distribution

North America. Documented occurrences in Canada: Manitoba, Ontario, and Saskatchewan. The full extent of its range within the United States is not clearly established in available sources.

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Taxonomic Note

The specific epithet 'discoideus' suggests a disc-like or rounded body form, distinguishing it from more elongate . The was described by Thomas L. Casey, a prolific American coleopterist, in 1892.

Data Deficiency

Despite being described over 130 years ago, S. discoideus remains poorly known biologically. No plant records, details, or ecological studies were found in the consulted sources. This pattern is common for many North American weevil that lack agricultural or economic significance.

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