Planispectrum

thumb|Planispectrum bengalense, female The genus Planispectrum combines very small and compact species from Southeast Asia.

== Characteristics == Planispectrum is the smallest genus of the Dataminae. The males of the previously known species reach lengths of , the females are long. In addition to the small size, the flat body and the very short antennae, which are hardly longer than the femura of the forelegs, are characteristic of the genus. In all species the antennae are shorter than the legs as a whole. The first antenna segment (scapus) is always toothed. Tubercles or teeth can be seen on the top of the head. The pronotum is trapezoidally widened posteriorly. The Metanotum is square. The margins of thorax and abdomen may be serrated. The meta pleura have no spines. The abdominal segments are very short and wide. The ventrally located subgenital plate of the female is blunt and no longer than the dorsaly located operculum. The same is swollen and rounded. It shows a rounded lip at the end. The legs are very short and have no teeth or thorns.