Compare Aulacoseira herzogii
Aulacoseira granulata has coarse mantle areolae, linking spines, and grooves adjacent to separation spines.
LM scalebar = 10 µm
Diameter
3-7 µm
3-7 µm
Width Range
7-14 µm
7-14 µm
Striae in 10 µm
30-32
30-32
Diameter
4-17 µm
4-17 µm
Width Range
4-20 µm
4-20 µm
Striae in 10 µm
8-18
8-18
