classification: | Mollusca → Gastropoda → Heterobranchia → Euthyneura → Tectipleura → Cephalaspidea → Bulloidea → Retusidae → Retusa → Retusa umbilicata | ||||||
nr: | 0180 | taxon: | Retusa umbilicata | author: | (Montagu, 1803) | ||
data: | Italy. Sardinia. 3 mm. | chronology: | recent | marinespecies.org: | open url |