Stereobalanus Spengel, 1901

Deland, C., Cameron, C. B., Rao, K. P., Ritter, W. E. & Bullock, T. H., 2010, A taxonomic revision of the family Harrimaniidae (Hemichordata: Enteropneusta) with descriptions of seven species from the Eastern Pacific, Zootaxa 2408 (1), pp. 1-30 : 5

publication ID	https://doi.org/ 10.11646/zootaxa.2408.1.1
publication LSID	lsid:zoobank.org:pub:9BBB84BB-239C-41EA-9CFC-682449F96281
persistent identifier	https://treatment.plazi.org/id/101A87CA-FF83-FFAA-DBA6-FBDCF85DF9EE
treatment provided by	Felipe
scientific name	Stereobalanus Spengel, 1901
status

Treatment

Genus Stereobalanus Spengel, 1901 View in CoL

Balanoglossus: Spengel, 1893 View in CoL

Type species. Stereobalanus canadensis ( Spengel, 1893) View in CoL

Diagnosis. Genus characterized by broad dorsolateral and ventrolateral genital ridges, with broad gill openings between; gill tongues externally visible. Longitudinal musculature of proboscis arranged in radial plates. Abdominal pores present or absent. Perihaemal cavities present but peribuccal coelomic cavities absent. Two proboscis pores present but greatly reduced. Contrary to the report of Spengel (1893), collar ducts are present in this genus ( Reinhard, 1942).

Remarks. Two species, S. canadensis and S. willeyi Ritter & Davis, 1904 are included in this genus and both are represented on the west coast of North America.