A structured overview of the family
Prokaryote multicellulars of biotic origin
Prokaryote multicellulars of memic origin
Phylogeny of the prokaryote multicellulars (Figure 16)
http://cmgm.stanford.edu/~kaiserla/about_myxo/about_myxococcus.html (about slime moulds with figures of fruiting body)
http://www.aecos.com/CPIE/algae1.html (about bluegreen algae)