Stephanocleonus
Motschulsky, V. de, 1860
Species Guides
4Stephanocleonus is a of cylindrical weevils in the Curculionidae, established by Motschulsky in 1860. The genus contains at least 60–70 described . Members are distributed across parts of Europe and Asia, with records from Norway and Sweden documented. As with other curculionid weevils, species in this genus possess the characteristic elongated snout (rostrum) typical of the family.
Pronunciation
How to pronounce Stephanocleonus: //stɛfəˈnoʊkleəˌnəs//
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Identification
The cylindrical body shape distinguishes Stephanocleonus from many other weevil . The genus name itself references this form (Greek 'stephanos' = crown or wreath, 'kleonos' possibly relating to glory, though the etymological reference to cylindrical form appears in common usage). -level identification requires examination of rostrum proportions, antennal insertion points, and elytral sculpturing patterns. Detailed keys are necessary for distinguishing among the numerous congeneric species.
Distribution
Documented distribution includes Norway and Sweden (GBIF records). The likely has broader Palearctic distribution given its taxonomic affinities, though specific range boundaries for the genus as a whole remain incompletely characterized.
Similar Taxa
- Other cylindrical weevil genera in CurculionidaeStephanocleonus shares the cylindrical body form with several other weevil ; precise differentiation requires examination of rostral structure, antennal club , and male genitalia. Without such examination, specimens may be confused with related cylindrical weevil .
More Details
Species diversity
Published counts vary between sources (60 vs. 70+ described species), suggesting ongoing taxonomic revision or differing inclusion criteria for species validity.
Taxonomic history
The was established by Victor Motschulsky, a prolific 19th-century Russian entomologist who described numerous from across the Palearctic region. The original description date of 1860 places this genus within the period of extensive curculionid classification.