Junction line with a few large, irregular swellings
Striae 20-24 in 10 µm
Keel areolae more widely spaced than valve face areolae
Entomoneis ornata has a junction line composed of a few large and irregularly shaped swellings. Striae number 20-24 in 10 µm. Areolae within a stria are more widely spaced on the keel than on the valve face.