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Species Calligrapha scalaris - Elm Calligrapha

Calligrapha scalaris, Elm Calligrapha - Calligrapha scalaris Calligrapha scalaris (LeConte) - Calligrapha scalaris Calligrapha scalaris? - Calligrapha scalaris Chrysomelidae, dorsal - Calligrapha scalaris Calligrapha scalaris - Elm Calligrapha? - Calligrapha scalaris Calligrapha? reared from Cornus drummondii - Calligrapha scalaris Elm Calligrapha? - Calligrapha scalaris Elm Calligrapha? - Calligrapha scalaris
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Longhorn and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Chrysomelinae
Tribe Chrysomelini
Subtribe Doryphorina
Genus Calligrapha
No Taxon (subgenus Calligrapha)
No Taxon (scalaris group)
Species scalaris (Elm Calligrapha)
Synonyms and other taxonomic changes
Calligrapha scalaris (J.E. LeConte)
Orig. Comb: Chrysomela scalaris J.E. LeConte 1824
Explanation of Names
scalaris ~ 'with ladder pattern'
Size
7.5-9.5 mm
Range
e. NA to c. TX - Map (QC-GA to MB-TX) to Mexico(1)(2)
Food
Host: elms (Ulmus, Ulmaceae)(3)
Life Cycle
Some populations are parthenogenetic(4)
Remarks
has become less common due to its main host, the American Elm, being devastated by Dutch Elm Disease
Print References
Furth D.G. (1994) A new case of parthenogenesis in beetles: Longitarsus melanurus (Melsheimer) (Coleoptera: Chrysomelidae). J. N.Y. Entomol. Soc. 102: 310-317. (JSTOR)
LeConte, J.E. 1824. Description of some new species of North American insects. Annals of the Lyceum of Natural History of New York 1: 169-173.
Internet References