MolluscaBase name details
original description
(of Bulla fragilis Vélain, 1877) Vélain C. (1877). Observations générales sur la faune des deux iles [Saint-Paul et Amsterdam] suivies d´une description des mollusques. <em>Archives de Zoologie Expérimentale et Générale.</em> 6: 1-144, pls 1-5., available online at https://www.biodiversitylibrary.org/page/45594054
page(s): 128, pl. 4 fig. 31 [details]
status source
Oskars T.R., Bouchet P. & Malaquias M.A. (2015). A new phylogeny of the Cephalaspidea (Gastropoda: Heterobranchia) based on expanded taxon sampling and gene markers. <em>Molecular Phylogenetics and Evolution.</em> 89: 130-150., available online at https://doi.org/10.1016/j.ympev.2015.04.011 [details]