tortoise beetle

tortoise beetle

noun
any of several turtle-shaped leaf beetles, as Chelymorpha cassidea (argus tortoise beetle or milkweed tortoise beetle) which resembles the ladybird beetle and feeds primarily on bindweed and milkweed.

Origin:
1705–15

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
tortoise beetle
 
n
a metallic-coloured leaf beetle of the genus Cassida, in which the elytra and terga cover the body like a shell

Collins English Dictionary - Complete & Unabridged 10th Edition
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Encyclopedia Britannica
Encyclopedia

tortoise beetle

any member of more than 3,000 beetle species that resemble a turtle because of the forward and sideways extensions of the body. Tortoise beetles range between 5 and 12 mm (less than 0.5 inch) in length, and the larvae are spiny. Both adults and larvae of some species are destructive to garden plants and sweet potatoes

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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