Species: 70-120 μm long, 12-16 μm wide; elongate; three-ridged, rounded anteriorly and drawn out posteriorly; pellicle longitudinally striated; discoid chloroplasts numerous; two rod-shaped paramylon (paramylum) bodies (Kudo, 1966). 90-100 μm long; body twisted, with three longitudinal ridges (How to know the protozoa, 1979). Anterior end conical compared to that of E. oxyuris.
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Similar species --> > E. oxyuris; E. gigas
Anterior end rounded = Lepcinclis antefossa ?
E. tripteris
or E. oxyuris ?
300 x μm
Tsuchiura
Ibaraki, 2003
E. tripteris
or E. oxyuris ?
240 x 18 μm
near water t. c.
Himi
Toyama, 2006
E. tripteris
80, 140 μm
Japan, 199?Anterior end conical: L. antefossa or L. tripteris ?
E. tripteris
235 x 20 μm
Saitama, 1999
E. tripteris
225 x 20 μm
stigma 4.5 μm
Japan, 199?
E. tripteris
204 x 15 μm
Saitama, 1999
E. tripteris
194 x 18 μm
Akebono-yama p.
Chiba, 2002
E. tripteris
188 x 21 μm
Omiya
Saitama, 2001
E. tripteris
180 x 20 μm
Mihashi Park
Saitama, 2002
E. tripteris
180 x 20 μm
Tsuchiura
Ibaraki, 2002
E. tripteris
181 x 15 μm
5 paramylons
Tsukuba
Ibaraki, 2000
E. tripteris
173 x 16 μm
Ichikawa
Chiba, 2001
E. tripteris
145 x 20 μm
Kabutoyama /
Tamatsukuri
Osato
Saitama, 2004
E. tripteris
145 x 18 μm
Shimo-muneoka
Shiki
Saitama, 2004
E. tripteris
127 x μm
1/2 twist
Iruma
Saitama, 2003Cell body small, tail long = Lepcinclis tripteris ?
E. tripteris
125 x 13 μm
near Yamaguchi Univ.
Yamaguchi, 2004
E. tripteris
118 x 13 μm
1/2 twist
Shikinawa-ike
Fukuoka, 2001
E. tripteris
112 x 18 μm
Urugay, 1999
E. tripteris
112 x 17 μm
Jizoh-bori
Sannoh Park
Saitama, 2005
E. tripteris ?
110 x 11 μm
body twisted
Aka-ike
Madarao highland
Niigata, 2006
E. tripteris ?
105 x 16 μm
body twisted
Hazama marsh
Ashikaga
Tochigi, 2003
E. tripteris ?
105 x 13 μm
Naruto
Chiba, 2003
E. tripteris ?
102 x 19 μm
Izumi-ya park
Chiba city
Chiba, 2007
E. tripteris ?
μm
Okahotto-Yatsu
Abiko
Chiba, 2008
E. tripteris ?
89 x 14 μm
chl.
para. 18-19 μm
Tsuchiura
Ibaraki, 2002
E. tripteris ?
85 x 12,16 μm
88 x 15 μm
Akigase park
Saitama, 2005
E. tripteris ?
85 x 12 μm
Hanyu-Suigo p.
Hanyu
Saitama, 2006
E. tripteris ?
μm
Tonbo-no-numa
Isumi
Chiba, 2007
E. tripteris ?
83 x 12 μm
chl.
para. 18-19 μm
Kamishiro
Hakuba
Nagano, 2004
E. tripteris
80 x 13 μm
chl. 3-4 μm
para. 16 μm
body twisted
Saitama, 1999
E. tripteris
only 1 paramylon
73 x 11 μm
Japan, 199?
E. tripteris
75 x 9 μm
Kijioka Castle R.
Honjo
Saitama, 2006
E. tripteris
67 x 15 μm
Aquatic botanical g.
Sawara
Chiba, 2004
E. tripteris
66 x 10 μm
Kabutoyama /
Tamatsukuri
Osato
Saitama, 2004
E. tripteris
65 x 10 μm
Tsuchiura
Ibaraki, 2002
E. tripteris ?
64 x 10 μm
body twisted
Akigase park
Saitama, 2002
E. tripteris ?
64 x 12 μm
near Town Hall
Shobu
Saitama, 2004
E. tripteris ?
40 x 9 μm
Kashiwa Village
Kashiwa
Chiba, 2008Anterior end truncated or attenuated
E. tripteris
110 x μm
near Town Hall
Shobu
Saitama, 2004
E. tripteris ?
110 x 12 μm
100 x 11 μm
Mizuko-kaizuka p.
Fujimi
Saitama, 2004
E. tripteris ?
63 μm
body twisted
Ishikawa, 2000