Option A
A. The dorsal part of the body is covered in rigid spines.
B. The length of the head and body is longer than 130 mm.
Select

Option B
A. The dorsal part of the body is usually not covered in spines.
B. If there are any spines on the body, they are not rigid and are more like stiff hairs and the length of the head and body is shorter than 130 mm.
Select