Trochiliscales

Trochiliscales

[trə‚kil·ə′skā·lēz]
(paleobotany)
A group of extinct plants belonging to the Charophyta in which the gyrogonites are dextrally spiraled.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.