At the end of each branch is situated an infusorian (vorticella), and the whole colony represents in itself the genealogical family tree.    From Wordnik.com.  [Scientific American Supplement, No. 810, July 11, 1891] Reference

I found all sorts of life in it, but only posted images of a vorticella.    From Wordnik.com.  [WN.com - Articles related to How clean is Seattle's drinking water?] Reference

vorticella Ciliates - Though they are frequently present in groups, each vorticella possesses its own unciliated stalk.    From Wordnik.com. Reference

A rates insurance vorticella me to let me glycerol that an rhizomatous sallowness parmeliaceae of a loveable lamphouse was compiling thin on ebay.    From Wordnik.com.  [Rational Review] Reference

A complex cell, vorticella 71 22.    From Wordnik.com.  [The Story of the Living Machine A Review of the Conclusions of Modern Biology in Regard to the Mechanism Which Controls the Phenomena of Living Activity] Reference