The height of the nacreous shell attains 2mm. The shell has labral sinuses.
Distribution
This species occurs in the Atlantic Ocean off the Azores and NW Spain (Galicia Bank).
References
12Bieler R, Bouchet P, Gofas S, Marshall B, Rosenberg G, La Perna R, Neubauer TA, Sartori AF, Schneider S, Vos C, ter Poorten JJ, Taylor J, Dijkstra H, Finn J, Bank R, Neubert E, Moretzsohn F, Faber M, Houart R, Picton B, Garcia-Alvarez O (eds.). "Basilissopsis watsoni Dautzenberg & H. Fischer, 1897". MolluscaBase. World Register of Marine Species. Retrieved 17 June 2024.