S. phoenicenteron
	 14 samples
	 153-262 μm
	 1998-2005 | 
 
	 Stauroneis sp.
	 phoenicenteron ?
	 146 x 33 μm
	 Kawaguchi Natural p.
	 Kawaguchi
	 Saitama, 2005 | 
 
	 Stauroneis sp.
	 phoenicenteron ?
	 127 x 31 μm
	 Watarase Wetland
	 Fujioka
	 Tochigi, 2005 | 
 
	 Stauroneis sp.
	 phoenicenteron ?
	 125 x 26 μm
	 83 x 15 μm
	 Kowashimizu
	 Suwa
	 Nagano, 2005 | 
 
	 Stauroneis sp.
	 phoenicenteron ?
	 102 x 21 μm
	 Futayo-no-ike
	 Haguro mountain
	 Yamagata, 2005 | 
 
	 S. javanica ?
	 205 x 36 μm
	 Torimiyama park
	 Kagami-ishi
	 Fukushima, 2003 | 
 
	 S. anceps
	 4 samples
	 72-94 μm
	 Mizuko
	 Fujimi
	 Saitama, 2003 | 
 
	 S. anceps
	 f. linearis
	 103 x 25 μm
	 Japan, 1998 | 
 
	 Stauroneis sp.
	 11 samples
	 105-133 μm
	 2000-2005 | 
 
	 S. acuta
	  μm
	 Senjo-ga-hara
	 Nikko
	 Tochigi, 2003 | 
 
	 S. acuta
	  μm
	 Osato
	 Saitama, 2004 | 
 
	 Stauroneis sp. ?
	 or Craticula ?
	  μm
	 Ooi
	 Saitama, 2003 | 
 
	 Stauroneis sp.
	 90 x 24 μm
	 Sano
	 Hakuba
	 Nagano, 2004 | 
 
	 Stauroneis sp.
	 94 x 19 μm
	 Numa-no-hara m.
	 Madarao highland
	 Niigata, 2005 | 
 
	 Stauroneis sp.
	 91 x 18 μm
	 Kawaguchi Natural p.
	 Kawaguchi
	 Saitama, 2005 | 
 
	 Stauroneis sp.
	 73 x 19 μm
	 Univ. A.V.M.
	 Obihiro
	 Hokkaido, 2005 | 
 
	 Stauroneis sp.
	 59 x 14 μm
	 Kawaguchi Natural p.
	 Kawaguchi
	 Saitama, 2005 | 
 
	 Stauroneis sp. ?
	 or Navicula ?
	 45 x 14 μm
	 Shin-Akitsu
	 Higashi-Murayama
	 Tokyo, 2004 |