Compare Ulnaria goulardii
Ulnaria contracta is longer, has a less constricted central area, and has more rounded ends.
LM scalebar = 10 µm
Length Range
55-103 µm
55-103 µm
Width Range
8.5-10.5 at center; 8.6-12.4 at maximum µm
8.5-10.5 at center; 8.6-12.4 at maximum µm
Striae in 10 µm
9-12
9-12
Length Range
65-149 µm
65-149 µm
Width Range
6.5-6.8 µm
6.5-6.8 µm
Striae in 10 µm
10-12
10-12
