Shell from Seine Seamount, 450-455 m (size 1.7 mm). Reference: Gofas, S. (2007) Rissoidae (Mollusca: Gastropoda) from northeast Atlantic seamounts. Journal of Natural History, 41: 779 - 885. All rights reserved.
Paratype (shell) from Hyères Seamount, 480 m (size 3.0 mm). Reference:: Gofas, S. (2007) Rissoidae (Mollusca: Gastropoda) from northeast Atlantic seamounts. Journal of Natural History, 41: 779 - 885. All rights reserved.
Summary[edit] Description: Français : Manzonia crassa, vue de la coquille et de l'opercule. Date: 1 February 2010, 19:13:33. Source: Own work. Author: Ar rouz.
Portugal, Madeira, S of Porto Santo, in clayish sand, van Veen grab, at 350 m depth, collected October 1978, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
Paratype (shell) from Hyères Seamount, 480 m (size 2.6 mm). Reference:: Gofas, S. (2007) Rissoidae (Mollusca: Gastropoda) from northeast Atlantic seamounts. Journal of Natural History, 41: 779 - 885. All rights reserved.