The second vertebral is shortest, broader than long, and usually with straight or slightly convex posterior border.

The third vertebral is considerably longer than broad, subquadrangular, and its posterior border is straight or slightly convex.

The hind lobe is angularly notched and as long as or a little shorter than the width of the bridge.

The longest median suture is that between the abdominals, which about equals the length of the front lobe.

The alveolar surface of the upper jaw is broad, and the median ridge is nearer the inner than the outer border.

The plastral shields and the lower surface of the marginals are dark brown, bordered with yellow.