Stenaspidiotus is an extinct genus of leaf beetle in the subfamily Chrysomelinae. It contains a single species, Stenaspidiotus microptilus. It was erected in 2013 by George Poinar Jr.[1]
The type specimen was located in a fragment of amber from the Cordillera Septentrional in the Dominican Republic. The amber dates from between 15 - 20 to 30 - 45 million years ago.
The adult beetle preserved in amber is 10.2 mm in length with a metallic brown-black colouration.