A sclerite on the dorsal surface of an arthropod. Usually restricted to sclerite of the abdomen.
A sclerotized subdivision of a tergum bounded by grooves, or membranous lines or areas (see also laterotergite, tergum).
A dorsal sclerite or part of a segment, especially when such part consists of a single sclerite or plate.
A dorsal sclerite of any segment of the thorax or abdomen when it consists of a single sclerite, often used synonymously with tergum (see also notum). [drawing