Who came first – sponges or comb jellies? A new study reaffirms that sponges are the oldest animal phylum – and restores the classical view of early animal evolution, which recent molecular analyses ...
The order Keratosa of the phylum Porifera, a monographic study Smithsonian Libraries and Archives ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback