Arthropods

Some links to info about Arthropods:

The spider

ARTHROPODS
Aliens that have taken over the Earth! 

http://www.mcwdn.org/Animals/Animals.html 

http://tolweb.org/tree?group=Arthropoda&contgroup=Bilateria

http://www.ucmp.berkeley.edu/arthropoda/arthropoda.html
    Introduction to Arthropoda -                     

http://entweb.clemson.edu/museum/
    Clemson University Arthropod collection

http://www.ucmp.berkeley.edu/collections/otherent.html
   

Another online book