%0 Generic %A Agassiz, Alexander. %C [S.l.] : %D 1864. %I [s.n.], %T On the embryology of echinoderms %U http://SK8ES4MC2L.search.serialssolutions.com/?sid=sersol&SS_jc=TC_010219239&title=On%20the%20embryology%20of%20echinoderms