A feeding method of the extinct jawless heterostracans, among the oldest of vertebrates, has been examined and dismissed by scientists, using fresh techniques. A feeding method of the extinct jawless ...
IN connexion with a study which I am about to publish on the effects of one of the Bopyrid isopods, Gyge branchialis, on its host, Upogebia littoralis, have become interested in certain questions ...
A feeding method of the extinct jawless heterostracans, among the oldest of vertebrates, has been examined and dismissed by scientists at the University of Bristol, using fresh techniques. The ...