''Stereobalanus'' is a genus of
acorn worms
The acorn worms or Enteropneusta are a hemichordate class of invertebrates consisting of one order of the same name. The closest non-hemichordate relatives of the Enteropneusta are the echinoderms. There are 111 known species of acorn worm in the ...
belonging to the family
Harrimaniidae
Harrimaniidae is a basal family of acorn worms. A taxonomic revision was undertaken in 2010, and a number of new genera and species found in the Eastern Pacific were described. In this family the development is direct without tornaria larva, and ...
.
The species of this genus are found in Europe and Northern America.
Species:
*''
Stereobalanus canadensis''
*''
Stereobalanus willeyi''
References
{{Taxonbar, from=Q3824273
Enteropneusta