milkweed tortoise beetle

noun

1. See under tortoise beetle.

noun

1. 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.

noun

1. a metallic-coloured leaf beetle of the genus Cassida, in which the elytra and terga cover the body like a shell