Subgenus: Entomum (Apical area deeply indented or notched)
Section: Incisa (Cell surface smooth; apical area without spiny projections)
Species: Cell body medium in size, 90-101 μm long, 48-50 μm wide, L/W=2, isthmus 14-17 μm wide; semicells pyramid-shaped with narrowly flattened apex; lateral margins nearly straight or somewhat wavy; cell wall dotted or with many small pores, bulging inconspicuous (Illustrations of The Japanese Fresh-water Algae, 1977).
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E. cuneatum 97,98 x 50,53 μm L/W=1.8,1.9 Kenashitai Hakkoda mountain Aomori, 2005 |
E. cuneatum 103 x 60 μm L/W=1.7 Kami-Kenashitai 3 Hakkoda mountain Aomori, 2006  |
E. cuneatum 90 x 45 μm L/W=2.0 Mitsuishi m. Hachimantai Iwate, 2008 |
E. cuneatum 90 x 45 μm L/W=2.0 Sukawa highland Kurikoma mt. Akita, 2007 |
E. cuneatum 96* x 52 μm L/W=1.8 Hachiman-numa m. Hachimantai Iwate, 2005 |
E. cuneatum μm L/W= Hachiman-numa m. Hachimantai Iwate, 2007 |
E. cuneatum 99 x 58 μm L/W=1.7 Sensho-ga-hara 4 Shizukuishi Iwate, 2007 |
E. cuneatum μm L/W= Sensho-ga-hara 12 Shizukuishi Iwate, 2007 |
E. cuneatum μm L/W= Sensho-ga-hara 13 Shizukuishi Iwate, 2007 |
E. cuneatum 96 x 50 μm L/W=1.9 Mida-ga-hara Gassan (mt) Yamagata, 2005 |
E. cuneatum 92 x 54 μm L/W=1.7 Mida-ga-hara Gassan (mt) Yamagata, 2006 |
E. cuneatum 111 x 57 μm L/W=1.9 Yahei-daira m. Azuma mt. Yamagata, 2007 |
E. cuneatum 103 x 55 μm L/W=1.9 near Ningjo-ishi Azuma mt. Yamagata, 2007 |
E. cuneatum 100 x 52 μm L/W=1.9 Kama-ike Azuma mountain Fukushima, 2006 |
E. cuneatum 103-110 x 52-57 μm L/W=1.9-2.0 Yumi-ike Shirane mountain Gunma, 2005 |
E. cuneatum μm L/W= Yokotashiro Katashina Gunma, 2007 |
E. cuneatum 94* x 45 μm L/W=2.1 Midagahara Tate-yama Toyama, 2006 |
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E. cuneatum 99 x 50 μm 80 x 47 μm J Skunk Cabbage m. Tsugaike highland Nagano, 2006 |
E. cuneatum 90 x 50 μm Ukishima marsh Tsugaike highland Nagano, 2005 |
E. cuneatum 92 x 51 μm Ukishima marsh Tsugaike highland Nagano, 2006 |
E. cuneatum 92 x 47 μm Kamino-tanbo Tsugaike highland Nagano, 2006 |
E. cuneatum 107 x 54 μm L/W= Chigo-ike Shiga highland Nagano, 2008 |
E. cuneatum 114 x 57 μm L/W=2.0 Maeyama marsh Shiga highland Nagano, 2007 |
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E. cuneatum 94? x 55 μm L/W=2.0 Tanohara marsh Shiga highland Nagano, 2004 |
E. cuneatum 97 x 54 μm L/W=1.8 Tanohara marsh Shiga highland Nagano, 2004 |
E. cuneatum 98-103 x μm L/W=1.9-2.1 Tanohara marsh Shiga highland Nagano, 2005 |
E. cuneatum 102 x 55 μm L/W=1.9 Tanohara marsh Shiga highland Nagano, 2006 |
E. cuneatum 104 x 55 μm L/W=1.9 Tanohara marsh 1 Shiga highland Nagano, 2007 |
E. cuneatum 110 x 52 μm L/W=2.1 Tanohara marsh 3 Shiga highland Nagano, 2007 |
E. cuneatum 117 x 59 μm Shijuhachi-ike 5 Shiga highland Nagano, 2006 |
E. cuneatum 114 x 57 μm Shijuhachi-ike 2 Shiga highland Nagano, 2007 |
E. cuneatum 111 x 61 μm Shijuhachi-ike 1 Shiga highland Nagano, 2008 |
E. cuneatum 90-101 x 45-51 μm L/W=2.0 Hikage marsh Shiga highland Nagano, 2005 |
E. cuneatum 102 x 53 μm L/W=2.0 Hikage marsh Shiga highland Nagano, 2006 |
E. cuneatum 96-104 x 47-55 μm L/W=1.7-2.1 Shibu-ike Shiga highland Nagano, 2004 |
E. cuneatum 95 x 53 μm Shimo-no-koike Shiga highland Nagano, 2004 |
E. cuneatum 88 x 49 μm Shimo-no-koike Shiga highland Nagano, 2004 |
E. cuneatum 101 x 55 μm Shimo-no-koike Shiga highland Nagano, 2006 |
E. cuneatum 102 x 55 μm Shimo-no-koike Shiga highland Nagano, 2004 |
E. cuneatum 90 x 43 μm L/W=2.1 Maimeno-ike Norikura highland Nagano, 2006 |
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E. cuneatum 103 x 53 μm L/W=1.9 Tanohara Natural p. Ontake highland Nagano, 2005 |
