On the underside, the genital plate is notched, particularly in the female a distinctive feature of this species.
2.
This species is very similar in the location and morphology of notogastral areae porosae, genital setae on the anterior parts of its genital plates.
3.
However, most features of " O . fugiens " conform to this order, such as the absence of genital plates and genital bursae.
4.
A few other minor characteristics in " D . setosum " include bluish spots on the organism's genital plates and similar blue spots ( iridophores ) arranged in linear fashion along its test.