The subgenital plate of females tends to be broad and short with a wide distal margin. While males tend to have a short triangular subgenital plate that has a long abrupt taper and curved at the apex.
Wētā of the genus Novoplectron have stocky bodies that can be up to 26 millimetres long and are thinly covered with short setae. They have very long, tapering antennae, which are about three times the length of their body.