M. willeana ?
15-20 x 9-10 μm
Imori pond
Myoko highland
Niigata, 2004 |
M. willeana ?
9-15 x 10-11 μm
Mida-ga-hara
Gassan
Yamagata, 2006
![](../../../SP-700sss.jpg) |
M. willeana ?
12.5 x 9 μm
Tane-ike
Togakushi highland
Nagano, 2005 |
M. willeana ?
11 x 14 μm
Okubo Ryoke
Akigase park
Saitama, 2005 |
M. willeana ?
10-21 x 11 μm
Oura central p.
Oura
Gunma, 2006
![](../../../SP-700sss.jpg) |
M. willeana ?
18-22 x 9 μm
Futayo-no-ike
Haguro mountain
Yamagata, 2005 |
M. willeana ?
8-17 x 11 μm
Hakkoda Gourd L.
Hakkoda mountain
Aomori, 2006
![](../../../SP-700sss.jpg) |
M. willeana
x 12 μm
Ohyachi 3
Kazuno
Akita, 2007
![](../../../SP-700sss.jpg) |