I just found this very small, flat bug on the wall inside my walkout basement apartment. It can be found throughout the east, central, and southern United States. The Cassidinae (tortoise and leaf-mining beetles) are a subfamily of the leaf beetles, or Chrysomelidae.The antennae arise close to each other and some members have the pronotal and elytral edges extended to the side and covering the legs so as to give them the common name of tortoise beetles. They lay single eggs on either surface of a leaf, after which, it is covered by a golden brown shaded, transparent membrane, resembling a … Green Tortoise Beetle. To keep the golden tortoise beetle from treating your garden like a salad buffet, and to keep you and your family safe from chemicals, the most natural solution is Neem Bliss. Size: clavate: 7mm / thistle: 10mm: Cassida rubiginosa is commonly known as the "Thistle tortoise beetle" – larvae and adults feed mainly on several species of thistle (Carduus, Cirsium, Onopordum spp.) These fascinating creatures have two layers. Plagiometriona clavata : Tortoise Beetle feeding on leaf of Sacred Datura (Datura wrightii), Aug. 2008, near Mesquite Wash, Maricopa County, Arizona, USA.. Chrysomelidae -- Leaf Beetle Family: Like their reptilian namesakes, tortoise beetles hunker down when threatened. One is the green underlayer with the legs and antennae. Clavate Tortoise Beetle. This is a clavate tortoise beetle, Plagiometriona clavata (Coleoptera: Chrysomelidae). It is easily recognized by the wrinkled upper surface with a dark teddy bear-like pattern. To me, their coloration and texture resemble bird droppings. It is likely that mating is similar to other known tortoise beetles. The larva is the slightly bristly green lump. How to Get Rid of Golden Tortoise Beetles. Canada Number 6983. This top area then molts off and the underneath part goes on with life. On top of that they wear an armor of sorts - it's black and shaped sort of like a frog on a clear shield. They are found in major parts of North America and live up to their name since these beetles replicate a tortoise… Entomologist Dr. Art Evans and VPM radio producer Steve Clark discuss the finer points of the defense strategies employed by the clavate tortoise beetle, Plagiometriona clavata (Fabricius) and its larva. Clavate tortoise beetle is a part of the tortoise and mining beetle subfamily of the leaf beetle family. The female beetle, after mating, deposits more than 250 eggs within 2-5 days from attaining maturity. It flew when I tried to remove it. and a few other weedy composite plants. I’ve never seen one before and am curious to know what it is! The dark pattern against the translucent background also has a a teddy bear appearance. Whitchurch-Stouffville, Ontario. Plagiometriona clavata, the clavate tortoise beetle, is originally from the Nearctic region. Clavate Tortoise Beetles missed out on this fun though. Pictured above is a larva of the Clavate Tortoise Beetle. Green Tortoise Beetle – Photo by: Ton Rulkens. Clavate tortoise beetle is fairly common in North and Central America. So snugly bird droppings I guess. In the United States it occurs from the northeast to the Great Plains. The western subspecies of the clavate tortoise beetle, Plagiometriona clavata testudinaria (Boheman) (Coleoptera: Chrysomelidae). Tortoise Beetle - The Clavate Tortoise Beetle or Plagiometriona clavata is in the Tortoise Beetle tribe of Cassidini. 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