Sternorrhyncha (Plant Lice) is a suborder of hemipterans. There are 17978 species of Plant Lice, in 2071 genera and 70 families. This suborder has been around since the artinskian age. They are diurnal.
Definition: The number of fossil occurrences in the Paleobiology Database (https://paleobiodb.org) that are identified as belonging to a particular taxon or any of its subtaxa.