Spirotrichea
: Stichotrichia: Stichotrichida: Urostylina
Unidentified
Ehrenberg, 1830
Suborder (Urostylina): Frontoventral cirri as 2 or more
zig-zag files
almost
full length
of ventrum.
Family:
Genus:
Unidentifed Urostylina, cell body
180
μm long,
56
μm wide, Shirasaka, Shirakawa, Fukushima Pref., Japan, October 1999, collected by H. Shiomizu, photo by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
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