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Species Plagiometriona clavata - Clavate Tortoise Beetle

Clavate Tortoise Beetle - Plagiometriona clavata Plagiometriona sp. - Plagiometriona clavata translucent beetle - Plagiometriona clavata Clavate Tortoise Beetle - Plagiometriona clavata Clavate Tortoise Beetle pupa - Plagiometriona clavata chrysomelid 2 - Plagiometriona clavata tortoise beetle - Plagiometriona clavata Clavate tortoise beetle - Plagiometriona clavata
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Long-horned and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Cassidinae (Tortoise Beetles and the Hispines)
Tribe Cassidini (Tortoise Beetles)
Genus Plagiometriona
Species clavata (Clavate Tortoise Beetle)
Synonyms and other taxonomic changes
Plagiometriona clavata (Fabricius)
Orig. Comb: Cassida clavata Fabricius, 1798
Orig. Comb: Coptocycla testudinaria Boheman, 1855
Explanation of Names
clava (L). 'club or knotty branch' (refers to the knob-like dorsal projections?)
2 subspp: P. c. clavata, P. c. testudinaria (1)
body 5-7 mm; female larger than male
adult: dorsum with large dark patch shaped like a teddy bear, with "legs" of the "bear" reaching elytral margins and the "head" extending onto the pronotum
P. c. clavata - e. NA to Great Plains (1)
P. c. testudinaria - so. US (AZ-LA) to S. Amer. (1)
ground-cherries (Physalis), Jimsonweed (Datura stramonium), and Solanum spp. (Solanaceae) (2)
Life Cycle


See Also
Deloyala are superficially similar but the "teddy bear" shape is missing "hind legs"

Parorectis callosa (Boheman) - Range: TX, AL-FL-SC. Hosts on Solanaceae
Det. E. G. Riley, 2010
Works Cited
1.Catalog of Leaf Beetles of America North of Mexico
Ed Riley, Shawn Clark, and Terry Seeno. 2003. Coleopterists Society.
2.Host plants of leaf beetle species occurring in the United States and Canada
Clark et al. 2004. Coleopterists Society, Special Publication no. 2, 476 pp.