Phaedon
Latreille, 1829
Species Guides
8- Phaedon armoraciae
- Phaedon cyanescens
- Phaedon desotonis(desoto leaf beetle)
- Phaedon laevigatus(watercress leaf beetle)
- Phaedon oviformis(Mustard Phaedon Beetle)
- Phaedon prasinellus
- Phaedon purpureus(Purple Phaedon)
- Phaedon viridis(watercress leaf beetle)
Phaedon is a of leaf beetles in the Chrysomelinae. in this genus are associated with feeding on plant foliage, with some species documented as agricultural pests. The genus has been recorded across Europe and Asia, with at least one species, P. brassicae, known from China, Japan, Korea, Taiwan, and Vietnam. Members are small to medium-sized beetles typical of the Chrysomelidae .
Pronunciation
How to pronounce Phaedon: //ˈfiː.dɒn//
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Identification
Phaedon are leaf beetles distinguished from related by a combination of morphological features typical of Chrysomelinae, including convex body shape and of moderate length. Specific diagnostic characters for the genus require examination of tarsal structure, elytral punctation patterns, and genitalia. Separation from closely related genera such as Chrysomela and Gastrophysa depends on subtle differences in body proportions and male genital .
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Distribution
Documented from Europe (including Denmark) and Asia. The P. brassicae has been recorded in Italy, China (Guangdong, Heilongjiang, Henan, Jiangsu, Shandong, Zhejiang), Japan (Kyushu), Korea Republic, Taiwan, and Vietnam. GBIF records indicate presence in Denmark for the .
Diet
Herbivorous. P. brassicae has been described as on plants.
Ecological Role
Herbivores that consume living plant tissue. Some have been documented as pests of cultivated plants, though specific economic impacts are not detailed in available sources.
Human Relevance
Some , including P. brassicae, have been recorded as pests with feeding habits on crop plants. The has been subject to distribution mapping for agricultural monitoring purposes.
Similar Taxa
- ChrysomelaBoth are Chrysomelinae leaf beetles with similar body plans; distinguished by genital and subtle differences in tarsal and antennal proportions.
- GastrophysaOverlaps in and use; separated by differences in body shape and male genitalia structure.
More Details
Taxonomic authorship note
Sources differ on authorship: Catalogue of Life cites Latreille, 1829, while GBIF lists Megerle von Mühlfeld, 1823. The accepted classification follows Chrysomelidae Chrysomelinae, tribe Chrysomelini.