Ptychodera is a genus of acorn worm. Ptychodera bahamensis Spengel, 1893 Ptychodera ceylonica author unknown Ptychodera erythrea Spengel Ptychodera flava...
phylum Saccoglossus kowalevskii and Ptychodera flava. Saccoglossus kowalevskii is a direct developer and Ptychodera flava is an indirect developer. Most...
neural organization of the tornaria larva of the Hawaiian hemichordate, Ptychodera flava". Zoological Science. 21 (1): 69–78. doi:10.2108/0289-0003(2004)21[69:DANOOT]2...
(sergeant major) are abundant. A unique endemic species of Balanoglossus – Ptychodera fluva, a living fossil that links invertebrates and vertebrates, has been...
are as follows: Dakin, W. J. (1916). "A new species of Enteropneusta Ptychodera pelsarti from the Abrolhos Islands". Zoological Journal of the Linnean...