Home|Search|Identify|Taxonomic tree|Quiz|About this site|Feedback
Developed by ETI BioInformatics
Characteristics, distribution and ecology
Taxonomische classification
Synonyms and common names
Literature references
Images, audio and video
Links to other Web sites

Savigny, 1816


External appearance
Colonial, with zooids immersed. Colonies forming fleshy, flat-topped lobes rising from a common base. Each lobe with a common cloacal opening. Common test semi- transparent, yellow, grey or white.

Zooids about 10 mm in length; body divided into thorax, abdomen and post-abdomen. Oral siphon 8-lobed with three or four red pigmented spots at the base; atrial opening with languet . Branchial sac with seven to nine rows of nine to ten straight stigmata. Gut abdominal; stomach with 10-15 folds of various length. Gonads located in post-abdomen; ovary below intestinal loop; male follicles below ovary (S. turbinatum zooid).

Attached to hard substrata; from lower shore down to about 200 meters;

From Norway to the Mediterranean.

Sidnyum turbinatum