Tortoise beetle

7431.     Hi, We found this bug in our pool and on our patio window. Not sure what it is but it is very small. As you can see in the pics, the bug is on an pool surface skimmer ring. Wendover, Eastern Ontario. Canada

 

Number 7431.      This is tortoise beetle, a leaf beetle (Coleoptera: Chrysomelidae) in the subfamily Cassidinae; it looks like a clavate tortoise beetle, Plagiometriona clavata. See tortoise beetle detailed information .