|
Search over 100 encyclopedias and dictionaries: |
Research categories | Follow us on Twitter |
Research categories
View all topics in the newsView all reference sources at Encyclopedia.com |
|||
zonule
zonule Subdivision of a subzone based essentially on the presence of a given species. Several zonules are recognized, for example, in the Upper Cambrian Franconia Sandstone of Minnesota. Here the zone was recognized by the presence of the trilobites (Trilobita) Ptychaspis and Prosaukia, the subzone by Prosaukia, and zonules by Prosaukia striata and P. granulosa.
|
|
|
Cite this article
AILSA ALLABY and MICHAEL ALLABY. "zonule." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 28 May. 2012 <http://www.encyclopedia.com>. AILSA ALLABY and MICHAEL ALLABY. "zonule." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 28, 2012). http://www.encyclopedia.com/doc/1O13-zonule.html AILSA ALLABY and MICHAEL ALLABY. "zonule." A Dictionary of Earth Sciences. 1999. Retrieved May 28, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-zonule.html |
|
zonule
zonule (zonula) (zon-yool) n. (in anatomy) a small band or zone. z. of Zinn (zonula ciliaris) the suspensory ligament of the lens of the eye.
—zonular adj. |
|
|
Cite this article
"zonule." A Dictionary of Nursing. 2008. Encyclopedia.com. 28 May. 2012 <http://www.encyclopedia.com>. "zonule." A Dictionary of Nursing. 2008. Encyclopedia.com. (May 28, 2012). http://www.encyclopedia.com/doc/1O62-zonule.html "zonule." A Dictionary of Nursing. 2008. Retrieved May 28, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O62-zonule.html |
|
Search over 100 encyclopedias and dictionaries:
HighBeam™ Research, Inc. © Copyright 2012. All rights reserved.
The Encyclopedia.com advertising network includes:
