Hemichordate Phylogeny

 Links contain pictures and/or links to species or group sequences online.

Cameron, C.B., Garey, J.R. and Swalla, B. J. (2000) "Evolution of the chordate body plan: New insights from phylogenetic analyses of deuterostome phyla." Proc. Natl. Acad. Sci. 97: 4469-4474.

Class Enteropneusta
Family Harrimaniidae
Genus Saccoglossus
Saccoglossus bromophenolosus
Saccoglossus pusillus
Saccoglossus kowalevskii
Saccoglossus cambriensis
Genus Harrimania
Harrimania planktophilus
Family Ptychoderidae
Genus Balanoglossus
Balanoglossus carnosus
Genus Ptychodera
Ptychodera flava
Genus Glossobalanus
Glossobalanus minutus
Class Pterobranchia
Genus Cephalodiscus
Cephalodiscus gracilis
Genus Rhabdopleura
Rhabdopleura normani