Euglenophyceae:
Euglenales
Mastigophora: Euglenida
Trachelomonas abrupta
Swirenko, 1914
Species:
Lorica cylindrical (var. abrupta 22-30 x 15-19 μm and var. minor 16-20 x 10-12 μm) with semispherical ends,
or elongated ellipsoidal (var. arcuata 20-30 x 14-18 μm); collar absent; surface granulated or dotted
(many small and short spines)
(An Illustrated Guide to Freshwater Zooplankton in Japan, 2000)
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Similar species -->>
T. lacustris (elongated cylindrical, dotted);
T. hispida (ellipsoidal, spiny);
T. allia (broad cylindrical, spiny);
T. klebsii (cylindrical, spiny);
Trachelomonas abrupta Swirenko var. abrupta,
lorica 29 μm long, 18 μm wide, L/W=1.6, collar absent,
x 640, Hazama marsh, Tomita, Ashikaga city, Tochigi Pref., Japan, April 22, 2006 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
Hazama marsh, Tomita, Ashikaga city, Tochigi Pref., Japan, April 22, 2006 by Y. Tsukii
Please click on images for viewing enlarged.
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