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Monocesta coryli, the larger elm leaf beetle, is a species of skeletonizing leaf beetle in the family Chrysomelidae. It is found in eastern and southeastern North America, from Florida west to Kansas and north to Pennsylvania. It is the only species of the large neotropical genus Monocesta known to be found in the
Elm leaf beetle, side view. The imago (adult beetle) is 6–8 mm in length, and ranges from yellow to green in colour, with a spot on its head, an hourglass mark and two spots on the pronotum, and a broad, dark stripe along the edge of each elytron.
Monocesta is a genus of skeletonizing leaf beetles and flea beetles in the family ... (larger elm leaf beetle) Monocesta equestris Clark, 1865 g; Monocesta illustris ...
Scolytus scolytus, the larger European elm bark beetle or large elm bark beetle, is a 3.5–6 mm long bark beetle species. [ 4 ] [ 5 ] It is of significant importance in Eurasia as a vector of Dutch elm disease .
The imagos of leaf beetles are small to medium-sized, i.e. most species range from 1.0 to 18 mm in length, excluding appendages, with just a few larger species such as Alurnus humeralis, which reaches 35 mm. The bodies of most species are domed, and oval in dorsal view (though some are round or elongated), and they often possess a metallic ...
May 17—New Mexico has had many invaders over the centuries, large, medium and small. The latest is in the latter group: It's a dark, half-inch-long insect with red markings on its belly, known ...
'Brandon' is highly susceptible to Dutch Elm Disease. The species as a whole is susceptible to Elm Yellows; it is also moderately preferred for feeding and reproduction by the adult Elm Leaf Beetle Xanthogaleruca luteola, [4] [5] and highly preferred for feeding by the Japanese Beetle Popillia japonica [6] [7] [8] in the United States.
The 'American Liberty' elms also sustained wind damage in winter, and high levels of injury from the elm leaf beetle Xanthogaleruca luteola. Accordingly, the cultivar was deemed "highly questionable as a replacement". [5] Moreover, the trees were noted as highly susceptible to elm yellows in New York. [6]